Fabspeed Exhaust

Fabspeed Maxflo Performance Exhaust System.

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FSPOR996GT3MAX

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Fabspeed MILD Maxflo Performance Exhaust System.

The Fabspeed Porsche 996 Turbo Maxflo Performance Exhaust System is a premium stainless steel exhaust upgrade designed for Porsche 911 Turbo and Turbo S (996) models manufactured between 2000 and 2005.

Fits:

• Porsche 996 TURBO 2000-05

Developed by Fabspeed Motorsport, this performance exhaust system is engineered to improve exhaust gas flow, enhance turbocharger responsiveness, reduce vehicle weight and deliver a deeper, sportier exhaust note without the extreme sound levels associated with unsilenced competition systems.

The system replaces the factory rear exhaust arrangement with a performance-focused design incorporating 200-cell German HJS sport catalytic converters and high-flow Maxflo mufflers.

Manufactured from high-quality 14–16 gauge T304L stainless steel, the exhaust features CNC mandrel-bent tubing designed to promote smooth exhaust gas flow while providing excellent resistance to corrosion and high operating temperatures.

The high-flow catalytic converters are designed to reduce exhaust restriction compared with the original components while retaining catalytic emissions-treatment functionality.

Combined with the Maxflo muffler design, this configuration is intended to improve exhaust efficiency and produce a more distinctive sound from the Porsche 996's twin-turbocharged flat-six engine.

Fabspeed advertises performance improvements of up to 27 horsepower and 32 lb-ft of torque, together with an approximate 25 lb (11.3 kg) weight reduction compared with the factory exhaust arrangement.

The exhaust system is available with selectable sound and exhaust tip options, including Fabspeed Deluxe X-50 Style Tips or compatibility with the original Porsche exhaust tips.

Designed as a direct bolt-on replacement for the original muffler system, the Maxflo exhaust provides a comprehensive upgrade without requiring the complete replacement of the vehicle's turbochargers or engine management system.

Ideal for Porsche 996 Turbo enthusiasts seeking improved exhaust sound, reduced weight and enhanced performance characteristics, the Fabspeed Maxflo Performance Exhaust System combines durable construction with performance-focused engineering.

What This Product Does:
The Fabspeed Maxflo Performance Exhaust System replaces selected original exhaust components with a freer-flowing stainless steel arrangement.

On the Porsche 996 Turbo, exhaust gases pass through the turbochargers before travelling through the downstream exhaust system.

Reducing restriction after the turbochargers can help improve exhaust gas evacuation and create more favourable conditions for turbocharger operation.

Its key functions and benefits include:

• Improved Exhaust Flow: Uses performance-oriented pipework and mufflers to reduce restrictions within the downstream exhaust system.
• Reduced Exhaust Backpressure: High-flow components help limit unnecessary resistance to exhaust gases leaving the turbochargers.
• Enhanced Engine Performance: Fabspeed advertises gains of up to 27 hp and 32 lb-ft of torque.
• Improved Throttle Response: The system is designed to provide more responsive power delivery.
• Enhanced Turbocharger Sound: Allows more of the characteristic twin-turbocharged engine sound to be heard.
• Sportier Exhaust Note: Produces a deeper, more pronounced exhaust sound than the original factory system.
• Balanced Sound Character: The Maxflo design is intended to provide a sporty sound without the extreme volume of a racing exhaust.
• High-Flow Catalytic Conversion: Incorporates 200-cell HJS German sport catalytic converters.
• Reduced Vehicle Weight: Fabspeed advertises a saving of approximately 25 lb (11.3 kg).
• Durable Stainless Steel Construction: T304L stainless steel provides corrosion resistance and thermal durability.
• Customisable Exhaust Appearance: Offers Deluxe X-50 Style Tips or reuse of compatible original Porsche tips.
• Direct Bolt-On Installation: Designed to replace the original exhaust assembly using compatible factory mounting locations.

Symptoms Of Wear Or Failure:
The Fabspeed Maxflo Performance Exhaust System is primarily a performance upgrade rather than a routine maintenance replacement.

However, owners may consider replacing the original exhaust when components show signs of deterioration, corrosion or mechanical damage.

Common symptoms include:

• The factory exhaust is exposed to moisture, road salt and repeated heating and cooling.
• Over time, corrosion can develop around mufflers, pipes, flanges and mounting points.
• Advanced corrosion may weaken the exhaust assembly and cause leaks.
• Cracks, damaged joints or deteriorated gaskets may allow exhaust gases to escape before reaching the intended outlet.
• Common signs include blowing or hissing noises, soot around connections and unusual exhaust smells.
• Internal components within an ageing muffler may loosen or become damaged.
• This can cause metallic rattling, unwanted vibration and changes in exhaust sound.
• A severely restricted exhaust or damaged catalytic converter may increase backpressure and affect engine performance.
• The vehicle may feel less responsive or deliver reduced power under load.
• However, reduced performance can also result from boost leaks, ignition faults, fuel delivery problems or turbocharger issues.
• Ageing or damaged catalytic converters can develop internal restrictions or physical deterioration.
• Possible signs include reduced power, unusual exhaust noises and elevated exhaust temperatures.
• Any suspected catalyst fault should be professionally diagnosed.
• Loose mounting brackets, deteriorated exhaust supports or damaged internal components may cause unwanted rattling.
• These noises may become more noticeable during acceleration or over uneven roads.
• Rust and repeated heat exposure can weaken exhaust connections.
• Damaged flange surfaces or fixings may prevent the system from sealing correctly.
• Impact damage, crushed pipework, cracked welds or distorted mounting points may compromise the condition of the original system.
• An exhaust leak may allow fumes to escape near the engine compartment or vehicle body.
• Exhaust gases can contain dangerous carbon monoxide, so suspected leaks should be investigated promptly.
• Certain exhaust or catalytic converter faults may trigger diagnostic trouble codes or an engine warning light.
• However, warning lights can have many causes. Replacing the exhaust should not be treated as a guaranteed solution without diagnosis.
• Excessive downstream exhaust restriction may influence turbocharger operation.
• However, slow boost response can also result from boost leaks, faulty control valves, wastegate problems or turbocharger deterioration.
• An unexpectedly loud or harsh exhaust sound may indicate a leak or failed muffler rather than normal performance exhaust behaviour.

Why Replacement / Upgrading Matters:

• Upgrading the exhaust system of the Porsche 996 Turbo can improve its sound, performance character and overall driving experience.
• The factory Porsche 996 Turbo exhaust was developed to balance power delivery, emissions control, sound suppression and everyday refinement.
• For owners seeking a more engaging exhaust note and freer-flowing system, the Fabspeed Maxflo exhaust provides a performance-oriented alternative.

Related reference numbers
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FSPOR996TMAXM

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Fabspeed Muffler Bypass Pipes.
The Fabspeed Porsche 996 Carrera Muffler Bypass Pipes are a performance exhaust upgrade designed to replace the heavy factory rear side mufflers with lightweight, straight-through exhaust pipes.

Fits:

• Porsche 996 C2 3.6L 1999-2004
• Porsche 996 C4 3.6L 1999-2004 

Designed for drivers seeking maximum exhaust sound, reduced rear-end weight and improved exhaust flow, these bypass pipes remove the sound-deadening restriction of the original mufflers and create a much more aggressive, motorsport-inspired flat-six exhaust note.

Manufactured from mandrel-bent T304L stainless steel, the pipes provide a direct bolt-on installation without requiring cutting or welding.

What This Product Does:
The factory rear mufflers reduce exhaust noise by directing exhaust gases through internal chambers and sound-attenuating passages.

While this provides a quieter and more refined driving experience, the mufflers also add considerable weight and create some resistance to exhaust flow.

The Fabspeed Muffler Bypass Pipes replace these factory mufflers with much simpler straight-through pipework.

This is designed to:

• Reduce exhaust restriction
• Improve exhaust-gas flow
• Reduce rear-end weight
• Increase exhaust volume
• Produce a more aggressive flat-six sound
• Improve engine response
• Support increased horsepower and torque
• Create a motorsport-inspired exhaust character

Straight Through Exhaust Design:

• Rather than passing through a conventional silencer, exhaust gases travel through the bypass pipes with minimal sound attenuation.
• This creates a much more direct exhaust path.
• Reduced restriction can help the engine evacuate exhaust gases more efficiently, particularly when combined with other performance exhaust components.
• The trade-off is a substantial increase in exhaust volume.

Performance Benefits:
Fabspeed reports dyno-tested gains of:

Horsepower: +23 WHP
Torque: +45 ft-lb
Weight Reduction: Over 35 lb

Fabspeed states that the power and torque improvements are carried throughout the RPM range.

These figures are manufacturer-reported results from a particular test vehicle and should not be considered guaranteed output for every Porsche 996 Carrera.

Actual results can vary according to:

• Engine condition
• Vehicle specification
• Existing exhaust components
• Intake modifications
• ECU calibration
• Fuel quality
• Ambient conditions
• Dyno type and testing procedure

Why Upgrading Matters:
The Fabspeed Muffler Bypass Pipes are primarily a performance and sound upgrade, rather than a routine replacement part.

The original mufflers do not need to have failed before these pipes can be installed.

Reasons for upgrading can include:

• Maximum exhaust sound
• Reduced exhaust restriction
• Significant rear weight reduction
• Increased horsepower potential
• Increased torque potential
• More aggressive throttle response
• Motorsport-inspired exhaust character
• Simplified straight-through exhaust routing

They can be particularly attractive for track-focused Porsche 996 Carrera builds where weight reduction and exhaust character take priority over cabin refinement.

Fabspeed Muffler Bypass Pipes.

The Fabspeed Muffler Bypass Pipes are a performance-focused exhaust upgrade designed for compatible Porsche 996 Turbo, X50 and GT2 applications.

Fits:

• Porsche 996 TURBO 2000-05
• Porsche 996 GT2 2001-05  

These straight-through pipes replace the Fabspeed Maxflo rear mufflers, creating a much more direct exhaust path from the Fabspeed Sport Catalytic Converters to the exhaust tips. Removing the mufflers substantially increases exhaust volume and gives the 996 Turbo a raw, aggressive motorsport-inspired sound.

The system also removes a considerable amount of rear exhaust weight. Fabspeed states that this configuration saves approximately 50 lb compared with the standard 996 Turbo exhaust system.

These bypass pipes are specifically designed as part of the Fabspeed modular exhaust system. Existing Fabspeed Sport Catalytic Converters are required, and the pipes will not directly fit the original Porsche exhaust or other aftermarket 996 Turbo systems.

What This Product Does:
A conventional rear muffler reduces exhaust noise by forcing exhaust gases through internal chambers, perforated tubes or sound-absorbing structures.

The Fabspeed Muffler Bypass Pipes eliminate the rear mufflers and provide a much more direct path for exhaust gases to travel towards the tailpipes.

Their primary functions and benefits include:

• Eliminating the Fabspeed Maxflo rear mufflers
• Creating a freer and more direct exhaust route
• Producing a considerably louder and more aggressive exhaust note
• Reducing rear exhaust system weight
• Allowing reuse of compatible factory, aftermarket or Fabspeed exhaust tips
• Providing a motorsport-inspired exhaust character
• Allowing compatible Fabspeed systems to be converted between muffled and bypass configurations

Fabspeed specifically designed the system to be interchangeable, allowing owners with the required Fabspeed components to change between a muffler and muffler-bypass arrangement.

Symptoms Of Wear Or Failure:
Exhaust bypass pipes contain fewer internal components than conventional mufflers, but they are still exposed to extreme heat, vibration, moisture and road contamination.

Signs that the bypass pipes or their connections may require attention include:

• Cracks around welds or pipe joints
• Exhaust blowing or hissing sounds
• Black soot around leaking connections
• Loose clamps or mounting hardware
• Excessive movement or vibration
• Metallic rattling from loose mounting points
• Visible corrosion or surface deterioration
• Dents or impact damage to the pipework
• Exhaust tips becoming incorrectly aligned
• Exhaust fumes escaping from joints before the tailpipes
• Unusual changes in exhaust sound
• Pipes contacting surrounding bodywork or heat shields

If the vehicle is still fitted with its original mufflers, deterioration may instead appear as rattling internal components, corrosion, cracking, exhaust leaks or damage to the muffler casing.

Why Replacement / Upgrading Matters:

• A damaged exhaust pipe or leaking connection can allow hot exhaust gases to escape before reaching the intended outlets. This can create unwanted noise, soot deposits and additional heat around nearby components.
• Cracked or poorly supported exhaust components can also move excessively and place additional load on mounting brackets, joints and surrounding parts.
• Where the existing Fabspeed Maxflo system is in good condition, fitting the Muffler Bypass Pipes is primarily a performance-sound and weight-reduction upgrade rather than a necessary repair. The bypass configuration removes the rear mufflers and gives the 996 Turbo a significantly more aggressive exhaust character.
• For owners using their vehicle for performance driving or seeking a more dramatic exhaust note, the reduced restriction and considerable weight saving can make the bypass configuration particularly attractive.
• If replacing worn or damaged exhaust components, restoring secure, correctly aligned pipework also ensures that exhaust gases are directed safely to the rear of the vehicle.

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FSPOR996TMB

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Fabspeed RACE Muffler Bypass Exhaust System, Includes Catbypass.

The Fabspeed Muffler Bypass Exhaust System is a high-performance exhaust upgrade designed for the 2000–2005 Porsche 996 Turbo.

Fits:

• Porsche 996 TURBO 2000-05

Developed for drivers looking for maximum exhaust character and reduced restriction, the system replaces the restrictive factory muffler arrangement with a much freer-flowing bypass design. The result is a significantly louder, more aggressive exhaust note together with improved exhaust flow, sharper throttle response and reduced rear-end weight.

Fabspeed offers the system in two configurations. The Race configuration uses catalyst-bypass pipes for maximum flow. Fabspeed notes that emissions-related configurations may be restricted to closed-course or off-road use depending on local legislation, so applicable regulations should be checked before installation.

Manufactured from 14–16 gauge CNC mandrel-bent T304L stainless steel, the system is designed to provide excellent heat resistance, corrosion resistance and long-term durability. Fabspeed also states that the system removes approximately 45 lb (20 kg) from the rear of the vehicle compared with the factory arrangement.

What This Product Does:
The exhaust system carries combustion gases away from the turbochargers and engine. Factory mufflers are designed to control exhaust volume, but they also introduce resistance into the exhaust path.

The Fabspeed Muffler Bypass system removes much of this restriction by providing a more direct exhaust route.

Its key functions and benefits include:

• Reducing exhaust backpressure and restriction
• Improving exhaust gas flow
• Helping the turbocharged engine breathe more freely
• Improving throttle response
• Supporting increased horsepower and torque
• Producing a much louder and more aggressive exhaust note
• Reducing weight at the rear of the vehicle
• Replacing ageing factory exhaust components with stainless-steel alternatives

Fabspeed publishes gains of approximately 37 hp and 42 lb-ft of torque for this system, although actual results can vary depending on vehicle condition, modifications and configuration.

This is one of Fabspeed's more aggressive exhaust options and is particularly suited to owners prioritising performance and exhaust sound rather than factory-level refinement.

Symptoms Of Wear Or Failure:
Porsche 996 Turbo models are now more than two decades old, meaning original exhaust components may have experienced thousands of heat cycles along with moisture, road salt and vibration.

Common signs of exhaust deterioration include:

• Rust or corrosion on exhaust pipes or silencers
• Cracks around welds and joints
• Exhaust leaks
• Blowing, ticking or hissing noises
• Rattling from deteriorated muffler internals
• Loose exhaust components or mounting points
• Increased exhaust noise in unexpected areas
• Exhaust fumes around the rear of the vehicle
• Soot deposits around leaking joints
• Reduced engine performance
• Slower or less responsive turbo performance
• Increased exhaust restriction
• Check Engine Light associated with catalyst efficiency
• Metallic rattling from damaged catalytic converter material
• Sulphur-like or unusual exhaust smells
• Visible damage to exhaust pipework

A deteriorated or internally damaged catalytic converter can also restrict exhaust flow. This may contribute to reduced performance and increased exhaust temperatures.

Why Replacement / Upgrading Matters:

• A leaking, corroded or restricted exhaust system can affect both performance and reliability.
• On a turbocharged engine such as the Porsche 996 Turbo, efficient exhaust flow downstream of the turbochargers is particularly important. Excessive restriction can work against efficient gas evacuation and may negatively affect throttle response and overall performance.
• Exhaust leaks can also produce unwanted noise and allow hot exhaust gases to escape close to surrounding components. Severe corrosion can weaken pipework, joints and mounting points until components become loose or fail completely.
• A damaged or partially blocked catalytic converter can create additional exhaust restriction and potentially increase thermal stress within the exhaust system.
• Replacing deteriorated factory components with the Fabspeed Muffler Bypass system restores a secure exhaust path while substantially reducing restriction and weight. For owners seeking a performance-focused setup, it also provides a much more pronounced turbocharged exhaust sound.

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FSPOR996TRMBE

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Fabspeed RACE Supersport 70mm X-Pipe Exhaust System, Includes Catbypass.
The Fabspeed Supersport 70mm X-Pipe Exhaust System is a high-performance exhaust upgrade designed for the 2000–2005 Porsche 996 Turbo and Turbo S.

Fits:

Running from the turbocharger outlets through to the exhaust tips, the system replaces restrictive sections of the original exhaust with a freer-flowing 70mm X-pipe configuration. The design is intended to improve exhaust gas flow, reduce restriction and give the 996 Turbo a considerably more aggressive exhaust note.

The Race application configuration using catalyst-bypass pipes with oxygen-sensor locations matching the factory arrangement; this version is intended for off-road or track use only.

Constructed from 14–16 gauge CNC mandrel-bent T304L stainless steel, the system is designed for durability, corrosion resistance and smooth internal exhaust flow. Fabspeed states gains of approximately 32 wheel horsepower and 37 ft-lb of torque, depending on vehicle condition and configuration.

What This Product Does:
The exhaust system carries combustion gases away from the turbochargers and engine while controlling exhaust flow, noise and, where catalytic converters are fitted, emissions.

On a turbocharged engine, excessive exhaust restriction after the turbochargers can work against efficient gas evacuation. The Fabspeed 70mm system uses larger, smoother-flowing pipework and an X-pipe layout to reduce restriction and improve exhaust flow.

Potential benefits include:

• Improved exhaust gas flow
• Reduced post-turbo exhaust restriction
• Increased horsepower and torque
• Sharper engine response
• A deeper and more aggressive exhaust sound
• Reduced weight compared with the factory system
• Improved durability through stainless-steel construction

The Supersport system is positioned between Fabspeed's quieter Maxflo system and its louder Muffler Bypass system, providing a more aggressive exhaust character without being its most extreme exhaust option.

Symptoms Of Wear Or Failure:
The original exhaust system on a 996 Turbo is now potentially more than two decades old, and heat cycles, condensation, road salt and vibration can gradually deteriorate exhaust components.

Common symptoms that may indicate exhaust deterioration include:

• Rust or corrosion on exhaust pipes and silencers
• Cracks around welds, joints or mounting points
• Exhaust gas leaks
• A blowing, ticking or hissing sound
• Increased or unusual exhaust noise
• Rattling from loose internal components or heat shields
• Exhaust fumes around the rear of the vehicle
• Reduced engine performance or throttle response
• Increased turbo lag where exhaust restriction becomes excessive
• Visible damage or deformation to exhaust pipework
• Failed or deteriorating catalytic converters
• Check Engine Light associated with catalyst efficiency or oxygen-sensor faults
• Sulphur or unusual exhaust smells
• Restricted exhaust flow caused by a damaged or partially blocked catalytic converter

Catalytic converters can deteriorate internally with age and repeated heat cycling. A damaged catalyst substrate may break apart, rattle or restrict exhaust flow, potentially reducing performance.

Why Replacement / Upgrading Matters:

• A damaged or heavily deteriorated exhaust system can affect more than sound and appearance. Exhaust leaks can allow gases to escape before reaching the intended outlets, while damaged or restricted catalytic converters can interfere with exhaust flow and reduce engine performance.
• This is particularly important on a turbocharged Porsche 996, where efficient exhaust flow downstream of the turbochargers plays an important role in overall engine and turbocharger performance.
• Replacing an ageing or restrictive exhaust system can help restore secure, leak-free exhaust operation while improving flow and durability. For owners seeking a performance upgrade, the Fabspeed Supersport system also provides larger-diameter pipework and a freer-flowing X-pipe configuration designed to take greater advantage of the 996 Turbo's performance potential.
• The stainless-steel construction also offers improved resistance to corrosion compared with an ageing original exhaust, making the system suitable both as a replacement for deteriorated components and as a performance-oriented upgrade.

Key Features:

• Fits Porsche 996 Turbo and Turbo S models from 2000–2005
• 70mm Supersport X-pipe exhaust design
• Runs from the turbo outlets to the exhaust tips
• Race version available with catalyst-bypass pipes for off-road/track use 
• Claimed increase of approximately 32 whp and 37 ft-lb of torque
• 14–16 gauge CNC mandrel-bent T304L stainless-steel construction
• Designed to improve exhaust flow and sound
• Direct bolt-on installation
• More aggressive sound than Fabspeed's Maxflo system

Related reference numbers
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FSPOR996TSSRX

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Fabspeed Sport Cat X-Pipe.
The Fabspeed Porsche 996 GT3 Sport Cat X-Pipe is a high-performance catalytic converter and X-pipe upgrade designed to improve exhaust flow, throttle response, power and exhaust sound while retaining catalytic exhaust treatment.

Fits:

• Porsche 996 GT3 MKI 1999-02
• Porsche 996 GT3 MKII 2003>>  

Replacing the original catalytic-converter section, the system combines 200-cell HJS high-flow Sport Catalytic Converters with a specially designed stainless-steel cast X-pipe featuring a knife-edged internal design. The result is a less restrictive exhaust path that allows gases from the naturally aspirated GT3 flat-six to flow more efficiently through the exhaust system.

Manufactured using mandrel-bent T304L stainless steel, the system is designed as a direct bolt-on performance upgrade requiring no cutting or welding.

Fabspeed reports gains of up to 15 wheel horsepower, together with approximately 14 lb-ft of torque and a 12 lb weight reduction compared with the factory components. Actual results depend on the individual vehicle and testing conditions.

What This Product Does:
The catalytic converters sit within the exhaust system and process exhaust gases before they leave the vehicle.

At the same time, their internal construction creates some resistance to exhaust flow.

A performance Sport Cat system aims to maintain catalytic treatment while reducing unnecessary restriction compared with the original catalytic-converter arrangement.

The Fabspeed Sport Cat X-Pipe is designed to:

• Improve exhaust-gas flow
• Reduce exhaust restriction
• Improve throttle response
• Increase horsepower and torque potential
• Reduce exhaust-system weight
• Produce a more defined GT3 exhaust note
• Provide a mild increase in exhaust volume
• Retain catalytic exhaust treatment
• Improve exhaust flow between the two cylinder banks

Manufacturer Report Performance:
Fabspeed reports curve gains of up to approximately:

Power: +15 WHP
Torque: +14 lb-ft
Weight Reduction: Approx. 12 lb

These are manufacturer-reported figures and should not be interpreted as guaranteed gains for every vehicle.

Actual performance can vary according to:

• Engine condition
• Existing exhaust configuration
• Headers
• Rear muffler system
• Intake modifications
• Engine calibration
• Fuel quality
• Ambient conditions
• Vehicle specification
• Dyno equipment and testing procedure

Why Upgrading Matters:
The factory catalytic converters do not need to have failed for this system to be installed.

The Fabspeed Sport Cat X-Pipe is primarily a performance upgrade designed for drivers seeking improved exhaust flow without moving to a completely catless exhaust section.

Reasons for upgrading include:

• 200-cell HJS Sport Catalytic Converters
• Reduced exhaust restriction
• Cast stainless-steel X-pipe
• Knife-edged X-pipe design
• Improved exhaust-gas flow
• Improved throttle response
• Manufacturer-reported gains up to +15 WHP
• Manufacturer-listed +14 lb-ft torque
• Approx. 12 lb weight reduction
• More defined GT3 exhaust sound
• Mild increase in exhaust volume
• T304L stainless-steel construction
• Mandrel-bent tubing
• Direct bolt-on installation
• No cutting or welding required

Related reference numbers
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FSPOR996GT3SCX

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Fabspeed Sport Catalytic Converter X-Pipe.
The Fabspeed Porsche 996 Carrera Sport Catalytic Converter X-Pipe is a high-performance exhaust upgrade designed to replace the restrictive factory catalytic-converter section while retaining catalytic emissions treatment.

Fits:

• Porsche 996 C2 3.6L 1999-2004
• Porsche 996 C4 3.6L 1999-2004

Combining a specially developed X-pipe crossover with integrated 200-cell HJS Sport Catalytic Converters, the system is designed to improve exhaust-gas flow, increase horsepower and torque, reduce rear-end weight and enhance the distinctive Porsche flat-six exhaust note.

Constructed from mandrel-bent T304L stainless-steel tubing, the system provides a performance-focused alternative to the factory catalytic converters without using catalyst-bypass pipes.

What This Product Does:
The catalytic-converter section performs two important functions within the exhaust system.

First, it routes exhaust gases from the engine towards the rear mufflers. Second, the catalytic converters chemically process harmful exhaust pollutants before the gases leave the vehicle.

The Fabspeed Sport Catalytic Converter X-Pipe retains catalytic-converter functionality while providing a higher-flow exhaust path.

Its design is intended to:

• Reduce exhaust restriction
• Improve exhaust-gas flow
• Improve mid-range torque
• Improve high-RPM horsepower
• Enhance throttle response
• Reduce exhaust-system weight
• Produce a more sporting flat-six exhaust note
• Retain catalytic emissions treatment

Performance Benefits:
Fabspeed reports dyno-tested improvements of:

Horsepower: +25 WHP
Torque: +32 ft-lb
Weight Reduction: Approximately 11 lb

These figures are manufacturer-reported results and should not be considered guaranteed output for every vehicle.

Actual performance can vary depending on:

• Engine condition
• Vehicle specification
• Fuel quality
• Existing exhaust modifications
• Intake modifications
• ECU calibration
• Ambient conditions
• Dyno type and testing procedure

Why Upgrading Matters:
The Fabspeed Sport Catalytic Converter X-Pipe is also a performance upgrade, meaning the original catalytic converters do not need to have failed before the system can be installed.

Owners may choose the upgrade for:

• Increased exhaust flow
• Reduced exhaust restriction
• Improved mid-range torque
• Improved high-RPM horsepower
• Enhanced flat-six exhaust sound
• Reduced exhaust-system weight
• High-flow HJS catalytic converters
• Performance-oriented X-pipe design

It can also complement other upgrades such as performance headers, rear mufflers, intake modifications and suitable ECU calibration.

Fabspeed Sport Headers.

The Fabspeed Porsche 996 Carrera Sport Headers are high-performance exhaust manifolds designed to improve exhaust flow, engine response and the characteristic sound of the Porsche flat-six engine.

Fits:

• Porsche 996 C2 3.6L 1999-2004
• Porsche 996 C4 3.6L 1999-2004

  
Replacing the restrictive factory-style exhaust manifolds, the Fabspeed headers use equal-length, CNC mandrel-bent primary tubes to improve exhaust-gas scavenging and balance exhaust pulses between cylinders.

The headers terminate in specially designed F1-style merge collectors, creating a smoother transition for exhaust gases compared with the factory log-style collector arrangement.

Designed as a direct bolt-on replacement for the original headers, they provide a performance upgrade without requiring replacement of the entire exhaust system.

What This Product Does:
Exhaust headers collect exhaust gases leaving each cylinder and direct them towards the rest of the exhaust system.

The factory exhaust manifold must perform the same basic function, but its design can create restrictions and less-efficient interaction between individual exhaust pulses.

The Fabspeed Sport Headers are designed to provide a smoother and more efficient route for exhaust gases leaving the engine.

Their equal-length primary design helps coordinate exhaust pulses before they reach the collector.

This is intended to improve:

• Exhaust-gas flow
• Exhaust scavenging
• Cylinder-to-cylinder exhaust pulse balance
• Engine breathing
• Throttle response
• Torque delivery
• Horsepower
• Flat-six exhaust character

Performance Benefits:

Fabspeed reports dyno-tested improvements of:

Horsepower: +15 WHP
Torque: +12 ft-lb
Weight Reduction: Approximately 2 lb

These are manufacturer-reported figures from a specific test vehicle and should not be interpreted as guaranteed output for every Porsche 996.

Actual results can vary depending on:

• Engine condition
• Vehicle specification
• Fuel quality
• Existing exhaust modifications
• Intake modifications
• ECU calibration
• Ambient temperature
• Dyno type and testing procedure

Why Upgrading Matters:
The Fabspeed Sport Headers are primarily a performance upgrade, rather than a routine replacement component.

Owners may choose them even when their original exhaust manifolds remain serviceable.

The principal reasons for upgrading include:

• Improved exhaust flow
• Equal-length primary design
• Improved scavenging
• Increased horsepower potential
• Increased torque potential
• More responsive engine character
• Smoother flat-six exhaust tone
• Reduced rear weight
• Direct bolt-on installation

They can also complement other performance modifications such as upgraded catalytic converters, performance mufflers, intake systems and suitable ECU calibration.

Fabspeed Sport Headers.
The Fabspeed Porsche 996 GT3 Sport Headers are a high-performance replacement for the factory exhaust headers, designed to improve exhaust flow, optimise exhaust-gas scavenging and enhance the power and sound of the naturally aspirated GT3 flat-six.

Fits:

• Porsche 996 GT3 MKI 1999-02
• Porsche 996 GT3 MKII 2003>>  

Hand-crafted from mandrel-bent T304L stainless steel, the headers use one-piece CNC mandrel-bent primary tubes together with F1-style merge collectors to provide a smoother, freer-flowing route for exhaust gases leaving the cylinder heads.

Fabspeed reports improvements of approximately +20 HP and +18 lb-ft of torque, together with an approximate 5 lb weight reduction. The headers also provide a mild increase in exhaust volume while smoothing and enhancing the distinctive flat-six exhaust note.

What This Product Does:
Exhaust headers collect exhaust gases leaving each cylinder and direct them into the remainder of the exhaust system.

Their design has a significant influence on how efficiently the engine can evacuate spent combustion gases.

The Fabspeed Sport Headers are designed to:

• Increase exhaust-gas flow
• Reduce unnecessary exhaust restriction
• Improve exhaust scavenging
• Improve engine breathing
• Increase horsepower and torque potential
• Support performance throughout the RPM range
• Reduce exhaust-system weight
• Produce a mild increase in exhaust volume
• Enhance and smooth the GT3 flat-six exhaust note

Performance Benefits:
Fabspeed lists manufacturer-reported figures of approximately:

Power: +20 HP
Torque: +18 lb-ft
Weight Reduction: Approx. 5 lb

The manufacturer also states that the headers improve power and torque throughout the RPM range.

These figures should not be interpreted as guaranteed results for every vehicle.

Actual performance can vary according to:

• Engine condition
• Existing exhaust configuration
• Catalytic converter configuration
• Rear exhaust system
• Intake modifications
• Engine calibration
• Fuel quality
• Ambient temperature
• Vehicle specification
• Dyno equipment and testing procedure

Why Upgrading Matters:
The original headers do not need to be worn or damaged for these Sport Headers to be installed.

They are primarily a performance upgrade for drivers looking to improve exhaust flow and enhance the GT3's naturally aspirated character.

Reasons for upgrading include:

• Increased exhaust flow
• Optimised exhaust scavenging
• One-piece CNC mandrel-bent primary tubes
• F1-style merge collectors
• T304L stainless-steel construction
• Improved power and torque potential
• Manufacturer-reported +20 HP
• Manufacturer-reported +18 lb-ft
• Approx. 5 lb weight reduction
• Improved performance throughout the RPM range
• Mild increase in exhaust volume
• Enhanced flat-six exhaust note
• Bolt-on installation
• No cutting or welding required

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FSPOR996GT3SHDR

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Fabspeed Sport Headers.

The Fabspeed Sport Headers are a high-performance direct replacement for the factory exhaust manifolds on 2000–2005 Porsche 996 Turbo models.

Fits:

• Porsche 996 TURBO 2000-05

Designed to improve exhaust gas flow from the engine to the turbochargers, these headers use equal-length, one-piece CNC mandrel-bent primary tubes and a 3-into-1 high-velocity merge collector. This layout is engineered to provide smoother, less restrictive exhaust flow compared with the original manifold arrangement.

Manufactured from high-quality 14–16 gauge T304L stainless steel, the headers offer excellent resistance to corrosion and repeated high-temperature exhaust cycles. They are designed as a direct replacement for the factory headers and can be combined with the standard exhaust or other compatible performance exhaust upgrades.

Fabspeed reports gains of approximately 12 wheel horsepower and 14 ft-lb of torque, together with a weight saving of approximately 3 lb. Actual performance gains can vary depending on vehicle condition, modifications and operating conditions.

What This Product Does:
The exhaust headers collect exhaust gases leaving each cylinder and direct them towards the turbochargers.

On a turbocharged engine, efficient exhaust flow before the turbocharger is particularly important because the energy contained in the exhaust gases is used to drive the turbine wheel and generate boost.

The Fabspeed Sport Headers are designed to improve this part of the exhaust path through equal-length primary tubes and a high-flow merge collector.

Potential benefits include:

• Improved exhaust gas flow
• Reduced restriction compared with restrictive or deteriorated factory manifolds
• More efficient delivery of exhaust gases to the turbochargers
• Improved throttle and engine response
• Support for increased horsepower and torque
• Smoother merging of exhaust pulses
• Reduced weight compared with the original headers
• Improved corrosion resistance through stainless-steel construction

Fabspeed's equal-length primary tube design is intended to maintain uninterrupted flow into the 3-into-1 collectors before the exhaust gases reach the turbochargers.

Symptoms Of Wear Or Failure:
The factory headers on a Porsche 996 Turbo are exposed to extremely high exhaust temperatures, repeated heat cycling and vibration. As vehicles age, manifolds, welds, flanges and associated hardware can deteriorate.

Common symptoms of header or exhaust manifold problems include:

• Ticking or tapping noises when the engine is cold
• Blowing or hissing noises from the exhaust manifold area
• Exhaust leaks around the cylinder-head flanges
• Black soot deposits around leaking joints
• Cracks in the manifold or around welded areas
• Warped or damaged mounting flanges
• Broken or corroded mounting hardware
• Exhaust fumes or unusual smells around the rear of the vehicle
• Increased exhaust noise from the engine area
• Reduced engine response
• Poor or inconsistent turbo response
• Loss of performance where a significant exhaust leak is present
• Increased heat around neighbouring engine components

Some of these symptoms can also result from failed gaskets, loose mounting hardware or other exhaust components, so the complete manifold assembly should be inspected before replacement.

Why Replacement Matters:

• The exhaust headers operate in one of the hottest and most demanding areas of the engine. A crack, warped flange or leaking connection can allow exhaust gases to escape before reaching the turbocharger.
• On a turbocharged engine, an exhaust leak upstream of the turbocharger can reduce the amount of exhaust energy reaching the turbine. Depending on the severity of the leak, this may contribute to reduced turbo response and poorer overall engine performance.
• Escaping exhaust gases can also expose surrounding components to excessive heat and create unwanted noise.
• Replacing damaged or restrictive factory headers restores a properly sealed exhaust path between the cylinder heads and turbochargers. Upgrading to a freer-flowing design can additionally improve exhaust flow and support other performance modifications.
• The Fabspeed Sport Headers provide a durable stainless-steel alternative to ageing factory manifolds while their equal-length layout and merge collectors are designed specifically to improve exhaust efficiency.

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FSPOR996TSHDR

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Fabspeed Sport Headers.

The Fabspeed Sport Headers are a high-performance replacement for the factory exhaust manifolds on 2001–2005 Porsche 996 Turbo and 996 GT2 models.

Fits:

• Porsche 996 GT2 2001-05

Designed to improve the flow of exhaust gases from the cylinder heads to the turbochargers, these headers use equal-length primary tubing combined with high-velocity 3-into-1 merge collectors. This arrangement is engineered to improve exhaust flow and pulse-wave scavenging while reducing unnecessary restriction before the turbochargers.

Manufactured from 14–16 gauge CNC mandrel-bent T304L stainless steel, the headers provide excellent resistance to corrosion, high exhaust temperatures and repeated thermal cycling.

Fabspeed quotes performance gains of approximately 12 wheel horsepower and 14 ft-lb of torque. Actual results can vary depending on vehicle condition, modifications and operating conditions.

What This Product Does:
The exhaust headers collect combustion gases from the engine's cylinders and direct them towards the turbochargers.

On a turbocharged engine, exhaust energy is used to drive the turbine wheels and generate boost. Maintaining efficient flow between the cylinder heads and turbochargers is therefore important for engine response and overall performance.

The Fabspeed Sport Headers are designed to:

• Improve exhaust gas flow
• Reduce restriction before the turbochargers
• Improve exhaust pulse scavenging
• Provide more efficient delivery of exhaust gases to the turbochargers
• Support improved throttle and engine response
• Support increased horsepower and torque
• Replace ageing factory manifolds
• Provide durable stainless-steel construction
• Maintain consistent pipe diameter through mandrel-bent sections

The equal-length design helps coordinate exhaust pulses from each cylinder, while the 3-into-1 collectors smoothly combine the gases before they enter the turbochargers.

Symptoms Of Wear Or Failure:
Exhaust headers operate under extremely demanding conditions and are continually exposed to high temperatures, vibration and repeated heating and cooling cycles.

Common signs of worn, cracked or leaking headers include:

• Ticking or tapping noises, particularly when the engine is cold
• Blowing or hissing noises from the manifold area
• Black soot deposits around header joints
• Visible cracks in the manifold or welds
• Exhaust leaks around the cylinder-head flanges
• Warped mounting flanges
• Broken or corroded mounting studs and nuts
• Increased exhaust noise
• Exhaust fumes around the engine area
• Reduced throttle response
• Slower or inconsistent turbo response
• Loss of engine performance
• Increased heat around neighbouring engine components

Similar symptoms can also be caused by failed exhaust gaskets or loose mounting hardware, so the complete manifold assembly should be inspected before replacement.

Why Replacement Matters:
A properly sealed exhaust path between the cylinder heads and turbochargers is particularly important on a turbocharged engine.

If a header cracks or develops a leaking flange, some exhaust gas can escape before reaching the turbocharger. This reduces the exhaust energy available to drive the turbine and can contribute to slower turbo response and reduced engine performance.

Escaping exhaust gases can also expose surrounding components to excessive heat and create unwanted noise.

Replacing damaged or deteriorated headers helps restore:

• A secure and leak-free exhaust path
• Efficient exhaust delivery to the turbochargers
• Consistent turbocharger response
• Correct exhaust flow
• Reduced exhaust leakage
• Reliable long-term operation

For vehicles with healthy factory headers, upgrading to the Fabspeed system provides a freer-flowing equal-length design intended to improve scavenging and support increased performance.

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Fabspeed SPORT Maxflo Performance Exhaust System.

The Fabspeed Porsche 996 Turbo Maxflo Performance Exhaust System is a premium stainless steel exhaust upgrade designed for Porsche 911 Turbo and Turbo S (996) models manufactured between 2000 and 2005.

Fits:

• Porsche 996 TURBO 2000-05

Developed by Fabspeed Motorsport, this performance exhaust system is engineered to improve exhaust gas flow, enhance turbocharger responsiveness, reduce vehicle weight and deliver a deeper, sportier exhaust note without the extreme sound levels associated with unsilenced competition systems.

The system replaces the factory rear exhaust arrangement with a performance-focused design incorporating 200-cell German HJS sport catalytic converters and high-flow Maxflo mufflers.

Manufactured from high-quality 14–16 gauge T304L stainless steel, the exhaust features CNC mandrel-bent tubing designed to promote smooth exhaust gas flow while providing excellent resistance to corrosion and high operating temperatures.

The high-flow catalytic converters are designed to reduce exhaust restriction compared with the original components while retaining catalytic emissions-treatment functionality.

Combined with the Maxflo muffler design, this configuration is intended to improve exhaust efficiency and produce a more distinctive sound from the Porsche 996's twin-turbocharged flat-six engine.

Fabspeed advertises performance improvements of up to 27 horsepower and 32 lb-ft of torque, together with an approximate 25 lb (11.3 kg) weight reduction compared with the factory exhaust arrangement.

The exhaust system is available with selectable sound and exhaust tip options, including Fabspeed Deluxe X-50 Style Tips or compatibility with the original Porsche exhaust tips.

Designed as a direct bolt-on replacement for the original muffler system, the Maxflo exhaust provides a comprehensive upgrade without requiring the complete replacement of the vehicle's turbochargers or engine management system.

Ideal for Porsche 996 Turbo enthusiasts seeking improved exhaust sound, reduced weight and enhanced performance characteristics, the Fabspeed Maxflo Performance Exhaust System combines durable construction with performance-focused engineering.

What This Product Does:
The Fabspeed Maxflo Performance Exhaust System replaces selected original exhaust components with a freer-flowing stainless steel arrangement.

On the Porsche 996 Turbo, exhaust gases pass through the turbochargers before travelling through the downstream exhaust system.

Reducing restriction after the turbochargers can help improve exhaust gas evacuation and create more favourable conditions for turbocharger operation.

Its key functions and benefits include:

• Improved Exhaust Flow: Uses performance-oriented pipework and mufflers to reduce restrictions within the downstream exhaust system.
• Reduced Exhaust Backpressure: High-flow components help limit unnecessary resistance to exhaust gases leaving the turbochargers.
• Enhanced Engine Performance: Fabspeed advertises gains of up to 27 hp and 32 lb-ft of torque.
• Improved Throttle Response: The system is designed to provide more responsive power delivery.
• Enhanced Turbocharger Sound: Allows more of the characteristic twin-turbocharged engine sound to be heard.
• Sportier Exhaust Note: Produces a deeper, more pronounced exhaust sound than the original factory system.
• Balanced Sound Character: The Maxflo design is intended to provide a sporty sound without the extreme volume of a racing exhaust.
• High-Flow Catalytic Conversion: Incorporates 200-cell HJS German sport catalytic converters.
• Reduced Vehicle Weight: Fabspeed advertises a saving of approximately 25 lb (11.3 kg).
• Durable Stainless Steel Construction: T304L stainless steel provides corrosion resistance and thermal durability.
• Customisable Exhaust Appearance: Offers Deluxe X-50 Style Tips or reuse of compatible original Porsche tips.
• Direct Bolt-On Installation: Designed to replace the original exhaust assembly using compatible factory mounting locations.

Symptoms Of Wear Or Failure:
The Fabspeed Maxflo Performance Exhaust System is primarily a performance upgrade rather than a routine maintenance replacement.

However, owners may consider replacing the original exhaust when components show signs of deterioration, corrosion or mechanical damage.

Common symptoms include:

• The factory exhaust is exposed to moisture, road salt and repeated heating and cooling.
• Over time, corrosion can develop around mufflers, pipes, flanges and mounting points.
• Advanced corrosion may weaken the exhaust assembly and cause leaks.
• Cracks, damaged joints or deteriorated gaskets may allow exhaust gases to escape before reaching the intended outlet.
• Common signs include blowing or hissing noises, soot around connections and unusual exhaust smells.
• Internal components within an ageing muffler may loosen or become damaged.
• This can cause metallic rattling, unwanted vibration and changes in exhaust sound.
• A severely restricted exhaust or damaged catalytic converter may increase backpressure and affect engine performance.
• The vehicle may feel less responsive or deliver reduced power under load.
• However, reduced performance can also result from boost leaks, ignition faults, fuel delivery problems or turbocharger issues.
• Ageing or damaged catalytic converters can develop internal restrictions or physical deterioration.
• Possible signs include reduced power, unusual exhaust noises and elevated exhaust temperatures.
• Any suspected catalyst fault should be professionally diagnosed.
• Loose mounting brackets, deteriorated exhaust supports or damaged internal components may cause unwanted rattling.
• These noises may become more noticeable during acceleration or over uneven roads.
• Rust and repeated heat exposure can weaken exhaust connections.
• Damaged flange surfaces or fixings may prevent the system from sealing correctly.
• Impact damage, crushed pipework, cracked welds or distorted mounting points may compromise the condition of the original system.
• An exhaust leak may allow fumes to escape near the engine compartment or vehicle body.
• Exhaust gases can contain dangerous carbon monoxide, so suspected leaks should be investigated promptly.
• Certain exhaust or catalytic converter faults may trigger diagnostic trouble codes or an engine warning light.
• However, warning lights can have many causes. Replacing the exhaust should not be treated as a guaranteed solution without diagnosis.
• Excessive downstream exhaust restriction may influence turbocharger operation.
• However, slow boost response can also result from boost leaks, faulty control valves, wastegate problems or turbocharger deterioration.
• An unexpectedly loud or harsh exhaust sound may indicate a leak or failed muffler rather than normal performance exhaust behaviour.

Why Replacement / Upgrading Matters:

• Upgrading the exhaust system of the Porsche 996 Turbo can improve its sound, performance character and overall driving experience.
• The factory Porsche 996 Turbo exhaust was developed to balance power delivery, emissions control, sound suppression and everyday refinement.
• For owners seeking a more engaging exhaust note and freer-flowing system, the Fabspeed Maxflo exhaust provides a performance-oriented alternative.

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Fabspeed STREET Supersport 70mm X-Pipe Exhaust System, Includes Sport Cats.
The Fabspeed Supersport 70mm X-Pipe Exhaust System is a high-performance exhaust upgrade designed for the 2000–2005 Porsche 996 Turbo and Turbo S.

Fits:

Running from the turbocharger outlets through to the exhaust tips, the system replaces restrictive sections of the original exhaust with a freer-flowing 70mm X-pipe configuration. The design is intended to improve exhaust gas flow, reduce restriction and give the 996 Turbo a considerably more aggressive exhaust note.

The Street application incorporates 200-cell HJS Sport catalytic converters, combining increased exhaust flow with catalytic emissions control.

Constructed from 14–16 gauge CNC mandrel-bent T304L stainless steel, the system is designed for durability, corrosion resistance and smooth internal exhaust flow. Fabspeed states gains of approximately 32 wheel horsepower and 37 ft-lb of torque, depending on vehicle condition and configuration.

What This Product Does:
The exhaust system carries combustion gases away from the turbochargers and engine while controlling exhaust flow, noise and, where catalytic converters are fitted, emissions.

On a turbocharged engine, excessive exhaust restriction after the turbochargers can work against efficient gas evacuation. The Fabspeed 70mm system uses larger, smoother-flowing pipework and an X-pipe layout to reduce restriction and improve exhaust flow.

Potential benefits include:

• Improved exhaust gas flow
• Reduced post-turbo exhaust restriction
• Increased horsepower and torque
• Sharper engine response
• A deeper and more aggressive exhaust sound
• Reduced weight compared with the factory system
• Improved durability through stainless-steel construction

The Supersport system is positioned between Fabspeed's quieter Maxflo system and its louder Muffler Bypass system, providing a more aggressive exhaust character without being its most extreme exhaust option.

Symptoms Of Wear Or Failure:
The original exhaust system on a 996 Turbo is now potentially more than two decades old, and heat cycles, condensation, road salt and vibration can gradually deteriorate exhaust components.

Common symptoms that may indicate exhaust deterioration include:

• Rust or corrosion on exhaust pipes and silencers
• Cracks around welds, joints or mounting points
• Exhaust gas leaks
• A blowing, ticking or hissing sound
• Increased or unusual exhaust noise
• Rattling from loose internal components or heat shields
• Exhaust fumes around the rear of the vehicle
• Reduced engine performance or throttle response
• Increased turbo lag where exhaust restriction becomes excessive
• Visible damage or deformation to exhaust pipework
• Failed or deteriorating catalytic converters
• Check Engine Light associated with catalyst efficiency or oxygen-sensor faults
• Sulphur or unusual exhaust smells
• Restricted exhaust flow caused by a damaged or partially blocked catalytic converter

Catalytic converters can deteriorate internally with age and repeated heat cycling. A damaged catalyst substrate may break apart, rattle or restrict exhaust flow, potentially reducing performance.

Why Replacement / Upgrading Matters:

• A damaged or heavily deteriorated exhaust system can affect more than sound and appearance. Exhaust leaks can allow gases to escape before reaching the intended outlets, while damaged or restricted catalytic converters can interfere with exhaust flow and reduce engine performance.
• This is particularly important on a turbocharged Porsche 996, where efficient exhaust flow downstream of the turbochargers plays an important role in overall engine and turbocharger performance.
• Replacing an ageing or restrictive exhaust system can help restore secure, leak-free exhaust operation while improving flow and durability. For owners seeking a performance upgrade, the Fabspeed Supersport system also provides larger-diameter pipework and a freer-flowing X-pipe configuration designed to take greater advantage of the 996 Turbo's performance potential.
• The stainless-steel construction also offers improved resistance to corrosion compared with an ageing original exhaust, making the system suitable both as a replacement for deteriorated components and as a performance-oriented upgrade.

Key Features:

• Fits Porsche 996 Turbo and Turbo S models from 2000–2005
• 70mm Supersport X-pipe exhaust design
• Runs from the turbo outlets to the exhaust tips
• Street version features 200-cell HJS Sport catalytic converters
• Claimed increase of approximately 32 whp and 37 ft-lb of torque
• 14–16 gauge CNC mandrel-bent T304L stainless-steel construction
• Designed to improve exhaust flow and sound
• Direct bolt-on installation
• More aggressive sound than Fabspeed's Maxflo system

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Fabspeed Supercup Exhaust System.
The Fabspeed Porsche 996 GT3 Supercup Exhaust System is a lightweight, straight-through performance exhaust designed for drivers seeking maximum exhaust flow, reduced backpressure and an extremely aggressive motorsport-inspired sound from the naturally aspirated 996 GT3 flat-six.

Fits:

• Porsche 996 GT3 MKI 1999-02
• Porsche 996 GT3 MKII 2003>>  

Developed with track use in mind, the Supercup system replaces the more restrictive factory rear exhaust arrangement with freer-flowing 2.25-inch CNC mandrel-bent T304L stainless-steel tubing. The straight-through configuration dramatically reduces restriction while allowing the distinctive GT3 flat-six exhaust note to become considerably more pronounced.

Fabspeed reports gains of approximately +20 HP and +17 lb-ft of torque, together with an approximate 10 lb reduction in weight. Actual results will depend on the individual vehicle, exhaust configuration and operating conditions.

What This Product Does:
The exhaust system carries combustion gases away from the engine while influencing exhaust restriction, engine breathing, sound and overall performance.

The factory system must balance performance with road-car requirements for noise, refinement and comfort.

The Fabspeed Supercup system takes a much more performance-focused approach.

Its straight-through design is intended to:

• Dramatically reduce exhaust backpressure
• Improve exhaust-gas flow
• Improve engine breathing
• Increase horsepower and torque potential
• Reduce exhaust-system weight
• Produce a significantly louder exhaust note
• Emphasise the naturally aspirated flat-six sound
• Provide a more motorsport-oriented driving experience

Straight Through Supercup Design:

• The defining feature of this system is its straight-through exhaust configuration.
• Rather than prioritising maximum sound suppression, the Supercup system provides a freer route for exhaust gases leaving the engine.
• Reduced restriction can help exhaust gases leave the engine more efficiently, particularly at higher engine speeds where gas volume increases substantially.
• This makes the system particularly appropriate for performance and track-focused 996 GT3 applications.

Manufacturer Reported Performance:
Fabspeed lists performance figures of approximately:

Power: +20 HP
Torque: +17 lb-ft
Weight Reduction: Approx. 10 lb

These figures are manufacturer-reported and should not be considered guaranteed gains for every vehicle.

Actual performance can vary according to:

• Engine condition
• Existing exhaust configuration
• Catalytic converter configuration
• Intake modifications
• Engine calibration
• Fuel quality
• Ambient conditions
• Vehicle specification
• Testing equipment and procedure

Why Upgrading Matters:
The factory exhaust does not need to be worn or faulty for this system to be installed.

The Supercup is primarily a performance and motorsport-style upgrade.

Reasons for upgrading include:

• Dramatically reduced exhaust backpressure
• Improved exhaust flow
• Straight-through performance design
• Manufacturer-reported +20 HP
• Manufacturer-reported +17 lb-ft
• Approx. 10 lb weight reduction
• Extremely aggressive GT3 exhaust sound
• Enhanced high-RPM flat-six character
• 2.25-inch mandrel-bent tubing
• T304L stainless-steel construction
• Compatibility with several catalyst configurations
• Bolt-on installation
• No cutting or welding required

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Fabspeed X-50 Style Tips.

The Fabspeed X-50 Style Exhaust Tips are premium replacement exhaust outlets designed for the 2001–2005 Porsche 996 GT2.

Fits:

• Porsche 996 GT2 2001-05

Designed as a direct bolt-on upgrade, these tips can be fitted to the factory exhaust system as well as compatible aftermarket exhausts. The X-50-inspired design gives the rear of the 996 GT2 a distinctive performance-focused appearance while providing a durable replacement for ageing, damaged or heavily discoloured original exhaust outlets.

Manufactured from high-quality 14–16 gauge T304L stainless steel, the tips are engineered to withstand high exhaust temperatures, condensation, road contamination and repeated thermal cycles.

What This Product Does:
Exhaust tips form the visible final section of the exhaust system and provide the outlet through which exhaust gases leave the vehicle.

The Fabspeed X-50 Style Tips are designed primarily to:

• Replace worn, corroded or damaged original exhaust tips
• Provide an X-50-inspired performance appearance
• Maintain secure and correctly positioned exhaust outlets
• Refresh the appearance of the rear exhaust system
• Fit factory and compatible aftermarket exhaust systems
• Provide durable stainless-steel construction
• Allow a straightforward bolt-on upgrade without replacing the complete exhaust

These tips are primarily an appearance, durability and replacement upgrade rather than a significant engine-performance modification.

Symptoms Of Wear Or Failure:
Exhaust tips are continuously exposed to high temperatures, moisture, condensation, exhaust deposits and road debris.

Common signs that replacement may be required include:

• Surface rust or corrosion
• Pitting in the metal
• Permanent staining or heat discolouration
• Heavy soot accumulation
• Peeling or deterioration of the original finish
• Dents or deformation
• Scratches or impact damage
• Loose mounting points
• Rattling or vibration
• Cracks around welds or attachment areas
• Tips sitting unevenly or out of alignment
• Contact with the bumper or surrounding trim
• Severely corroded mounting hardware
• A deteriorated appearance that cannot be restored through cleaning or polishing

Cosmetic deterioration alone may not affect exhaust operation, but severe corrosion or damaged mounting points can eventually allow the tip to become loose.

Why Replacement Matters:
Exhaust tips are a prominent feature at the rear of the Porsche 996 GT2, so worn or damaged outlets can noticeably affect the appearance of the vehicle.

More importantly, a loose or distorted exhaust tip can vibrate, rattle or move sufficiently to contact the rear bumper or surrounding trim.

Continued movement can result in:

• Unwanted rattling and vibration
• Damage to surrounding bumper trim
• Increased stress on exhaust mounting hardware
• Poor exhaust outlet alignment
• Further deterioration of attachment points
• Possible detachment if mounting areas become severely weakened

Replacing worn exhaust tips helps restore secure mounting, correct positioning and a clean finished appearance.

Where the main exhaust system remains serviceable, replacing only the tips is also a practical way to refresh the vehicle without replacing silencers, catalytic converters or other major exhaust components.

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