Please wait… 
Please wait while we process your order,
do not press the back button… 
Design 911 Design 911 supply Porsche parts, Porsche spares and Porsche accessories, to both retail and to the trade. Our Porsche product and accessory range includes brakes, exhausts, tyres, wheels and Porsche panels and interiors. https://www.design911.co.uk/images/schemaLogo.png https://www.design911.co.uk/images/schemaLogo.png +443456003478 https://www.design911.co.uk Facebook Instagram

All Silencers / Mufflers

Filter by brand
DISPLAYING 1 to 18 (of 18 products)
Exhaust muffler / silencer set "Sports Sound Version". Porsche 997.1
Code: 99722097300SEXP
Exhaust muffler / silencer set "Sports Sound Version"

dansk

Fits:
Porsche 997 3.8L C2S /C4S 08/2004-07/2008
Porsche 997 3.6L C2 /C4 08/2004-07/2008 *** please also use tail pipe 99711197901S
Output flange 2.25" / 58mm


Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

99722097300SEXP
97300SEXP
1620609810
97.300SEXP
99711121203
99711123203
99711121202
99711123202
99711141204
99711143204
99711110500
99711110600
99711161103
99711121103

The product you are viewing cross references to these numbers
Best Price
Exhaust muffler / silencer set. Porsche 997.1
Code: 99722097300S
Rear sport exhaust set - left and right.
Polished stainless steel.

dansk

Fits:
Porsche 997 3.8L C2S /C4S 08/2004-07/2008
Porsche 997 3.6L C2 /C4 08/2004-07/2008 *** please also use tail pipe 99711197901S
Output flange 2.25" / 58mm


Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

99722097300S
97300S
1620602110
97.300S
99711121203
99711123203
99711121202
99711123202
99711141204
99711143204
99711110500
99711110600
99711161103
99711121103

The product you are viewing cross references to these numbers
Best Price
Exhaust Muffler / Silencer Sport OE Style with adjustable valves. Porsche 997.1
Code: 99722097330SSOUND
Replacement Rear sport exhaust set OE style with adjustable sound valves. Bead blasted stainless steel.

dansk

Fits:
Porsche 997 3.8L C2S /C4S 08/2004-07/2008
Porsche 997 3.6L C2 /C4 08/2004-07/2008 *** please also use tail pipe 99711197901S
Output flange 2.25" / 58mm

Please note: This valvetronic exhaust does not come with fitting kit. If your car doesn't have sport switchable system already fitted you can buy fitting kit with remote controls CLICK HERE

Listen to the set with OPEN Valves



Listen to the set with CLOSED Valves



Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

99722097330SSOUND
1620610500
97330SSOUND
97.330SSOUND
99711121203
99711123203
99711121202
99711123202
99711141204
99711143204
99711110500
99711110600
99711161103
99711121103

The product you are viewing cross references to these numbers
Best Price
Exhaust muffler / silencer Sport OE Style. Porsche 997.1
Code: 99722097330S
Replacement Rear sport exhaust set OE style. Bead blasted stainless steel.

dansk

Fits:
Porsche 997 3.8L C2S /C4S 08/2004-07/2008
Porsche 997 3.6L C2 /C4 08/2004-07/2008 *** please also use tail pipe 99711197901S
Output flange 2.25" / 58mm


Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

99722097330S
1620601910
97330S
97.330S
99711121203
99711123203
99711121202
99711123202
99711141204
99711143204
99711110500
99711110600
99711161103
99711121103

The product you are viewing cross references to these numbers
Best Price
Exhaust Muffler / Silencer Sports SUPREMACY DesignTek for Porsche 997 PAIR
Code: 3606009715
DesignTek Sports SUPREMACY system exhaust made from High Grade stainless steel.

Made in the UK
gb designtek

Fits:
Porsche 997 C2, C4, C2S, C4S

Please Note: For standard 997 3.6L models the factory tail pipe will not fit. Use 997 S tail pipes or after-market tail pipes.
Output flange 2.25" / 58mm

This sports exhaust set conveys the sound of power, presence and natural sporting presence the 911 needs. Built with a large diameter chamber bypass pipe the engine note changes with more aggressive throttle.

Made from 14 - 16 gauge T304SS, polished mirror finish, Designed to give an open throttle sound and more aggressive at medium and high speeds.

We also have a wide selection of stainless steel tail pipes.

Sound = deeper than the factory standard exhaust but not too loud



Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

3606009715
99711197901S
3606409703
99711121203
99711123203
99711141204
99711143204
99711110500
99711110600
99711161103
99711121103

The product you are viewing cross references to these numbers
Best Product
Exhaust Muffler / Silencer Sports System DesignTek for Porsche 997
Code: 3606009702
DesignTek Sports Exhaust made from High Grade stainless steel.

Fits:
Porsche 997 C2 / C2S / C4 / C4S 2005>>

PLEASE NOTE
this exhaust system will accept 3.8L tail pipe straight on
If your car is 3.6L you will need DesignTek 3606409703 tail pipes
Output flange 2.25" / 58mm

Made from 14 - 16 gauge T304S with a mirroe polished finish, Giving a 8-10 bhp that you can really feel, Superb sports car sound, throaty at idle and medium speeds.

DECIBEL READINGS
IDLE : 76DBS
MAXIMUM: 102DBS

To view the BHP and torque gains on dyno results CLICK HERE

For Fitting Instructions CLICK HERE







Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

3606009702
3606009702
99711197901S
99711121102
99711121103
99711123102
99711123103
99711121202
99711121203
99711123202
99711123203
99711141103
99711141104
99711143103
99711143104
99711141203
99711141204
99711143203
99711143204

The product you are viewing cross references to these numbers
Best Product
Exhaust Muffler / Silencer Sports System Porsche 997
Code: 99704420103
Exhaust Muffler / Silencer Sports System

porsche

The Porsche sound is a legendary mix of power, presence and athletic potential. Now you can make even more of your car with this stainless steel sports exhaust system. Sound output varies as throttle inputs change, from a standard note during normal road driving to a more aggressive tone under high-performance use. A soundproofing switch enables you to reduce noise output to standard levels when required. Includes stainless steel tailpipes with hard-chrome finish.

This product requires a extra switch which is not included in the kit you have two choices
1.
99761312900FHM Cars WITHOUT "PASM" electronic damper control
2. 99761313100FHM Cars WITH "PASM" electronic damper control

Fits:
Porsche 997 MK1 C2 / C4 / C2S / C4S 2005>>

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

99704420103
99704420103

The product you are viewing cross references to these numbers
Porsche Genuine Parts
Exhaust Muffler / Silencer Sports VALVETRONIC. DesignTek for Porsche 997
Code: 3606009716
DesignTek Exhaust Muffler / Silencer Sports VALVETRONIC

designtek

Fits:
Porsche 997 C2, C4, C2S, C4S
*if you buy this exhaust for none S models please order new tail pipes from us!
Output flange 2.25" / 58mm

*if you buy this exhaust for the model with the Porsche Sports Exhaust you will need to purchase new S-type tailpipes. If you have a factory Porsche PSE (Porsche sport exhaust) this system can replace the original exhaust boxes, you will be able to use the original switches in your car

DesignTek Valvetronic sports exhaust system gives smooth 15Bhp/17 ft-lbs of torque to the wheels with the valves opened, Made from high quality 14-16 gauge T304 stainless steel, hydro-formed muffler cases, radiuses stressed relieved with 2000 degree ceramic fiber and stainless steel wool packed free flow mufflers.

This unique exhaust configures a dual-tone setup controlled by a key fob which you can switch on the fly. Direct replacement for the factory mufflers and will work with the stock catalytic converters or any aftermarket sport cats designed to fit with OEM exhaust systems

Superb sports car sound, throaty and deep with the valves opened, but docile with the valves closed. You can reuse your factory OEM Porsche tips or you can opt for DesignTek tail pipes.

Please note the remote controlers do not come with batteries. You will have to source them at your own cost. The type is CR2025

Installation instructions for Valvetronic Mufflers CLICK HERE

For Wiring Diagram please CLICK HERE

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

3606009716
99711197901S
3606409703
99711121102
99711121103
99711123102
99711123103
99711121202
99711121203
99711123202
99711123203
99711141103
99711141104
99711143103
99711143104
99711141203
99711141204
99711143203
99711161100
99711161103
99711161102
99711161200
99711161202
99711161203

The product you are viewing cross references to these numbers
Best Product
Exhaust Muffler / Silencer Titanium DesignTek for Porsche 997
Code: 3606009736
Exhaust Muffler / Silencer Titanium

designtek

DesignTek Titanium Super light weight Sport exhaust system. Weight Just 6.70Kg Original Porsche system weight 44lbs.

DesignTek Titanium Exhaust has much lower back pressure and more BHP power with a great deep race car like sound.

Fits:
Porsche 997 Carrera
Porsche 997 Carrera S





Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

3606009736
99711121102
99711121103
99711123102
99711123103
99711121202
99711121203
99711123202
99711123203

The product you are viewing cross references to these numbers
Best Product
Exhaust Muffler Super Cup Pipes. Porsche 997 Carrera S 3.8L
Code: FSPOR997SMB
Fabspeed Muffler Bypass Pipes Porsche Carrera S 3.8L Very loud system

fabspeed

Lighten the rear of the vehicle while adding aggressive Supercup-style sound by replacing the heavy factory mufflers with straight-through tubes.

FEATURES:

Fits: all Porsche 997 Carrera S 3.8L vehicles 2005-2008 (will not fit with PSE-equipped exhaust tips)
• Increase horsepower and torque by 21 whp and 21 ft-lbs
• Saves 31 lbs from the rear of the vehicle
• Used by many Rolex Grand Am race teams as well as PCA/POC and HPDE drivers
• Simple DIY bolt-on installation; no cutting or welding required
• All Fabspeed performance products are backed by the Fabspeed Lifetime Limited Warranty

• LOUD and proud aggressive SUPERCUP style sound, Saves 40lbs from the rear of your 997 and increases power and sports car sound. +12HP, Saving weight from the rear from any rear engine Porsche is a HUGE benefit and gain in handling and performance as all that inertial weight is removed from the rearmost part of the 997.

* Please note these pipes will be VERY loud, so the neighbors want be too happy neither. Might not be street legal.

Please note: This is a special-order item manufactured to order. In some cases, please allow 4 – 5 weeks for the delivery. Special order items cannot be cancelled from this supplier once your order has been placed.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

FSPOR997SMB
99722010036
99722010035
99711141103
99711141104
99711141203
99711141204

The product you are viewing cross references to these numbers
Best Price
GT3 Look conversion pipe for Exhaust Muffler / Silencer DesignTek for Porsche
Code: 3606609701
Exhaust Muffler / Silencer Conversion Pipes
DesignTek GT3 style exhaust pipe conversion with 2 x 100mm centre outlets.

designtek

Fits:
Porsche 996 C2/C4/C4S
Porsche 997 GEN1 C2/C4/C4S *Use with 996 Exhaust boxes

Porsche 997 GEN1 C2/C4/C4S *Use the existing 997 Exhaust boxes, cut & weld the flange connection

Porsche 997 GEN2 C2/C4/C4S *Use the existing 997 Exhaust boxes, cut & weld the flange connection

Please note:
This exhaust pipe is used when you are fitting GT3 (centre exit) rear bumper.
Best Product
Maxflo performance exhaust system. Porsche 997 Carrera S
Code: FSPOR997SMAX
Fabspeed Maxflo performance exhaust system.

fabspeed

Increase power and save weight with a throatier and deeper exhaust note throughout the RPM range; and improving the overall aesthetic of the vehicle with the quad style tips. This system can be used with the OEM outlet tips, or Fabspeed's Deluxe Quad-Style Tips to give the 997 Carrera the look it deserves.

SOUND:

Get a slightly throatier and deeper exhaust note throughout the RPM range with our Maxflo Side Exhaust.

POWER:

On our Dynojet we saw peak gains of 12 whp and 12 ft-lbs of torque. As you can see on the dyno graph, these gains are carried throughout the rev range.

FEATURES:

• Fits all Porsche 997 Carrera S 3.8L vehicles 2005-2008
• Improves sports car sound and power throughout the RPM range; Improves horsepower and torque by 12 whp and 12 ft-lbs
• Saves 1 lb versus the factory components
• Compatible with Fabspeed's Deluxe Quad-Style Tips in your choice of finish; also compatible with OEM tips
• Constructed from high-quality 14-16ga CNC mandrel-bent T304L stainless steel for optimum flow and maximum durability
• Direct bolt-on replacements for the restrictive factory mufflers
• All Fabspeed performance products are backed by the Fabspeed Lifetime Warranty

NOTE: In order to realize full horsepower gain, genuine Fabspeed exhaust tips with increased air flow capacity need to be used. Re-using factory tips will result in diminished HP gain.

Please note: This is a special-order item manufactured to order. In some cases, please allow 4 – 5 weeks for the delivery. Special order items cannot be cancelled from this supplier once your order has been placed.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

FSPOR997SMAX
99711141103
99711141104
99711143103
99711143104
99711141203
99711141204
99711143203
99711143204

The product you are viewing cross references to these numbers
Best Price
Milltek Sports Exhaust Muffler / Silencer Rear box Cup Design. Porsche 997 Carrera
Code: SSXPO031
Milltek Sport Cup Design rear silencers to fitted with factory tail pipe ends. Cup version (offers a powerful GT3-like sound). Uses OE tips

milltek

Pipe Diameter: 63.50mm (2.50")

Fits:
Porsche 997 Carrera S 3.8L (C2S & C4S)
Porsche 997 Carrera 3.6L

Parts Assembly:
MSPO157 LH Adaptor
MSPO158 RH Adaptor
MSPO200 LH 'Cup' Silencer
MSPO201 RH 'Cup' Silencer
MSPO145 LH Tailpipe Inlet
MSPO146 RH Tailpipe Inlet
Best Price
Sports exhaust system GT3 conversion package. Porsche 997 Carrera
Code: FSPOR997GT3CPKG
Fabspeed Complete header-back performance exhaust system for 997 Carreras fitted with a GT3 bumper kit.
Package includes: Maxflo Performance Mufflers, Sportcat X-Pipe, and GT3 Outlet Extension Tips

fabspeed 


FEATURES:
Fits all Porsche 997 Carrera vehicles from 2005-2008
• System maintains the original 997 Carrera exhaust/muffler position but features longer outlet extensions with slip-on 3.5" polished tips which exit at the center of GT3-style bumpers
• Constructed from 14-16ga T304 stainless steel
• Simple DIY bolt-on installation; no cutting or welding required
• All Fabspeed performance products are backed by the Fabspeed Lifetime Limited Warranty

Please note: This is a special-order item manufactured to order. In some cases, please allow 4 – 5 weeks for the delivery. Special order items cannot be cancelled from this supplier once your order has been placed.



Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

FSPOR997GT3CPKG
99711121203
99711121202
99711121102
99711121103
99711141103
99711141104
99711141203
99711141204

The product you are viewing cross references to these numbers
Best Price
Supercup Exhaust System. Porsche 997 Carrera S
Code: FSPOR997SSCUP
Fabspeed Supercup Exhaust System.

fabspeed

Loud and aggressive performance exhaust system recommended for track use only; replaces the restrictive factory mufflers with a free-flowing resonated design

FEATURES:
Fits all Porsche 997 Carrera S vehicles from 2005-2008
• Saves 12 lbs from the rear of the vehicle
• Reuse your factory OEM tips or upgrade to Fabspeed Deluxe Quad-Style Tips (available in Polished or Black Chrome finish)
NOTE: Factory OEM PSE tips are not compatible with the Supercup system
• Direct replacement for the factory mufflers; compatible with the factory OEM cats or Fabspeed's Sportcat or Catbypass X-Pipe
• Dramatically reduces backpressure and improves exhaust flow and sportscar sound
• Complete T304L stainless steel construction; 14-16ga CNC mandrel-bent 2.25" tubing
• All Fabspeed performance products are backed by the Fabspeed Lifetime Limited Warranty

Please note: This is a special-order item manufactured to order. In some cases, please allow 4 – 5 weeks for the delivery. Special order items cannot be cancelled from this supplier once your order has been placed.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

FSPOR997SSCUP
99711141103
99711141104
99711143103
99711143104
99711141203
99711141204
99711143203
99711143204

The product you are viewing cross references to these numbers
Best Price
SWITCH CONSOLE for Exhaust Muffler "Switchable" System
Code: 99761312900FMH
This is the switch required for the original Porsche sport exhaust For cars WITHOUT "PASM" electronic damper control

This is the switch required for the original Porsche sport exhaust system our part number code 99994420103

Fits:
For cars WITHOUT "PASM" electronic damper control
Porsche 997 MKI Carrera
Porsche 997 MKI Carrera S

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

99761312900FMH
99761312900
99761312900FMH
99761313100
99761313100FMH

The product you are viewing cross references to these numbers
Porsche Genuine Parts
SWITCH CONSOLE for Exhaust Muffler "Switchable" System
Code: 99761313100FMH
This is the switch required for the original Porsche sport exhaust Cars WITH "PASM" electronic damper control

This is the switch required for the original Porsche sport exhaust system our part number code 99994420103


Fits:
Cars WITH "PASM" electronic damper control
Porsche 997 MKI Carrera
Porsche 997 MKI Carrera S

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

99761313100FMH
99761312900
99761312900FMH
99761313100
99761313100FMH

The product you are viewing cross references to these numbers
Porsche Genuine Parts
Switch set for sound valves. All Porsche models
Code: 9996001111
Switch set for sound valves.

designtek

Fits:
All Porsche models with vacuum operated valvetronic exhaust systems

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

9996001111
1625002710
98622094335SSOUND

The product you are viewing cross references to these numbers
Best Product
DISPLAYING 1 to 18 (of 18 products)
Also found on these pages
About All Silencers / Mufflers

Title: Upgrading Your Porsche's Exhaust System: Original Porsche vs. Aftermarket Mufflers and Sports Exhaust

Keywords: Porsche, exhaust mufflers, sports exhaust, upgrade, replacement, technical specifications, known issues, Design911, professional advice

Summary:

Original Porsche Exhaust Mufflers:

Designed and manufactured by Porsche for specific models

Engineered to meet stringent quality standards

Precisely tuned for optimal performance and sound

Maintains the authenticity and originality of your Porsche

Compatible with existing components and systems

Aftermarket Exhaust Mufflers:

Produced by third-party manufacturers specializing in performance upgrades

Offer a wide range of options for customization

Can enhance exhaust note, performance, and aesthetics

May provide better flow dynamics for improved engine efficiency

Consider compatibility and fitment with your Porsche model

Sports Exhaust Systems:

Designed to maximize performance and enhance the driving experience

Typically include larger diameter pipes, sportier mufflers, and optimized airflow

Offer increased horsepower and torque

Produce a more aggressive and exhilarating exhaust sound

Check local regulations regarding noise restrictions

When considering purchasing an exhaust muffler or sports exhaust for your Porsche, several factors should be considered. Firstly, determine your specific requirements, whether it's a slight improvement in sound or a significant performance boost. Research the technical specifications and compatibility of the chosen exhaust system with your Porsche model. Consider your budget and the reputation of the manufacturer or retailer. It's crucial to ensure the product is backed by warranties or guarantees.

At Design911, we can assist you in finding the correct exhaust part for your Porsche. Our knowledgeable team can offer professional advice based on your requirements and guide you through the selection process. We stock a wide range of original Porsche parts as well as reputable aftermarket options, ensuring you have access to high-quality choices. Trust Design911 to help you enhance your Porsche's performance and provide an unmatched driving experience.

Note: The summary provided above is a general overview of the benefits and considerations related to upgrading the exhaust system of a Porsche vehicle. It's always recommended to consult with a professional and consider individual vehicle specifications and regulations before making any modifications.

You may also like
Popular Models