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Design911 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

Exhaust Packages

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DISPLAYING 1 to 4 (of 10 products)
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EXHAUSTKIT11
Product Information
Product Information
Exhaust & Heat Exchanger Single Outlet System Porsche 911 1984-89 BIG BORE 84mm tail pipe

1 x Stainless steel Sports exhaust with big bore 84mm outlet,
2 x Stainless steel heat exchangers.
1 x Stainless steel Standard pre-silencer.
1 x Stainless steel cross over pipe.

This system offers more bhp and a fuller sound.

Fits:
Porsche 911 3.2L 1984-89

Please note: It is illegal to fit this product for road use on type-approved vehicles first used on or after 1/3/2001


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Related, superseded, cross reference or alternative numbers for comparison.

EXHAUSTKIT11
93011116905
93011118303
93011118306
93011323009
93011323015
93011323025
93011323028
93011104300
93011104303
93021102901

The product you are viewing cross references to these numbers
EXHAUSTKIT11STD
Product Information
Product Information
Exhaust & Heat Exchanger Single Outlet System Porsche 911 1984-89 STANDARD size 60mm tailpipe

dansk

1 x Stainless steel Sports exhaust 60mm outlet,
2 x Stainless steel heat exchangers.
1 x Stainless steel Standard pre-silencer.
1 x Stainless steel Standard cross over pipe.

Fits:
Porsche 911 3.2L 1984-89

Please note: It is illegal to fit this product for road use on type-approved vehicles first used on or after 1/3/2001


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Related, superseded, cross reference or alternative numbers for comparison.

EXHAUSTKIT11STD
91133091104S
91122092100S
91122092201S
93011116905

The product you are viewing cross references to these numbers
EXHAUSTKIT04
Product Information
Product Information
Exhaust & Heat Exchangers Package for Porsche 911 3.2L 1984-89

dansk

Mild steel exhaust system:
- 1 x Mild steel rear exhaust box.
- 2 x Mild steel heat exchangers.
- 1 x Mild steel pre-silencer.
- 1 x Mild steel cross over pipe.

Fits:
Porsche 911 1984-89 3.2L

Please note: It is illegal to fit this product for road use on type-approved vehicles first used on or after 1/3/2001


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Related, superseded, cross reference or alternative numbers for comparison.

EXHAUSTKIT04
91122092201
91133091104
93011115701
93011116302
91111118700
91111118802
91111118903
91122092100

The product you are viewing cross references to these numbers
EXHAUSTKIT06
Product Information
Product Information
Exhaust Package

dansk

Powerful straight though system all Stainless steel parts, offering more bhp and a fuller sound. Made in Denmark

Fits:
Porsche 911 1984-89 3.2L

Kit Includes:
- 1 x single outlet rear silencer (Dansk)
- 2 x heat exchangers, (Dansk)
- 2 x oil pipes
- 8 x gaskets.
- 2 x silencer straps.

Please note the heating system will need to be re-worked so extra parts are included 1 x heater splitter box and 2 x heater hoses. you should also purchase EXHAUSTKIT09

For more information about this product Click Here

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

EXHAUSTKIT06
90111115704
90111119300
91111319001
91110772910
91110773910
91121113502
91121152201
93011104300
93011104303
93021102901

The product you are viewing cross references to these numbers
DISPLAYING 1 to 4 (of 10 products)
1 2 3
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About Exhaust Packages

Porsche Performance Exhaust Packages - Power, Sound & Flow Upgrades

Exhaust Packages are complete performance exhaust solutions designed to improve exhaust gas flow, enhance engine efficiency, and transform the sound of your Porsche. By upgrading restrictive factory components with high-flow systems, exhaust packages help reduce backpressure, improve throttle response, and unlock additional performance—especially in tuned or performance-driven engines.

Available from Design911, Porsche exhaust packages combine precision-engineered components such as headers, sports catalysts, silencers, and tailpipes to deliver a balanced upgrade in power, sound, and durability.

What Do Exhaust Packages Do?

Exhaust packages manage the efficient removal of exhaust gases from the engine.

Core Functions:

  • Reduce exhaust backpressure for improved engine breathing.
  • Enhance power delivery and throttle response.
  • Improve exhaust sound and tone.
  • Optimise exhaust flow across the RPM range.
  • Support tuning and performance modifications.

Efficient exhaust flow is essential for maximising engine performance and responsiveness.

Why Do Standard Exhaust Systems Fail?

Factory exhaust systems are designed for noise control, emissions, and cost, which can lead to performance and durability limitations. Common issues include:

  • Restrictive pipework limiting airflow.
  • Internal corrosion from heat and moisture.
  • Catalyst degradation over time.
  • Excessive weight reducing performance efficiency.
  • Incompatibility with performance tuning upgrades.

Failing exhaust components can cause power loss, rattles, leaks, and reduced engine efficiency.

Why Upgrade to a Performance Exhaust Package?

Performance exhaust packages are engineered to improve flow, sound, and reliability.

Upgrade Benefits:

  • Increased power and improved throttle response.
  • Reduced system weight for better performance.
  • Enhanced exhaust sound without excessive drone.
  • Improved durability using stainless steel or motorsport materials.
  • Ideal foundation for further engine tuning.

Upgrading the exhaust system unlocks performance potential while enhancing driving enjoyment.

Highlights

  • Porsche performance exhaust package upgrades
  • Improved exhaust flow and power delivery
  • Enhanced sound quality and tone
  • Designed for tuned and performance engines
  • High-quality materials for long-term durability       

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