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Exhaust Package

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DISPLAYING 1 to 16 (of 25 products)
1 2
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Related, superseded, cross reference or alternative numbers for comparison.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Related, superseded, cross reference or alternative numbers for comparison.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Related, superseded, cross reference or alternative numbers for comparison.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
EXHAUSTKIT66
Product Information
Product Information
Exhaust & Heat Exchangers Package SSI. Porsche 911 1984-89

Are you backdating a 3.2 Carrera or 3.2ltr engine?
Use this exhaust and SSi heat exchanger package to solve the exhaust requirements by deleting the pre-silencer and turning the rear silencer into a "two in, one out" system seen on the early, pre impact bumper cars.

ssi Heat Exchangers & dansk Single Outlet Rear Silencer/Muffler 84mm Tail Pipe 92.512S

Powerful straight though system all Stainless steel parts, offering more bhp and a fuller sound. Made in Denmark you should also purchase EXHAUSTKIT09

Fits:
Porsche 911 1984-89 3.2ltr

Kit Includes:
- 1 x single outlet rear silencer (Dansk)
- 2 x heat exchangers, (SSI)
- 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.

For more information about this product Click Here
EXHAUSTSSI50
Product Information
Product Information
Exhaust & Heat Exchangers Package SSI. Porsche 911 1984-89

Are you backdating a 3.2 Carrera or 3.2ltr engine?
Use this exhaust and SSi heat exchanger package to solve the exhaust requirements by deleting the pre-silencer and turning the rear silencer into a "two in, one out" system seen on the early, pre impact bumper cars.

ssi

Fits:
Porsche 911 1984-89 3.2ltr

SSI Heat Exchangers & SSI Single Outlet Exhaust Silencer/Muffler


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

Kit Includes:
- 1 x single outlet rear silencer (SSI)
- 2 x heat exchangers, (SSI)
- 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.

For more information about this product Click Here
EXHAUSTSSI55
Product Information
Product Information
Exhaust & Heat Exchangers Package SSI. Porsche 911 1984-89

ssi

Are you backdating a 3.2 Carrera or 3.2ltr engine?
Use this twin outlet exhaust and  SSi heat exchanger package to solve the exhaust requirements by deleting the pre-silencer and turning the rear silencer into a "two in, two out" system.

Fits:
Porsche 911 1984-89 3.2L

SSI Heat Exchangers & SSI Twin Outlet Rear Silencer/Muffler

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

Kit Includes:
- 1 x Twin outlet rear silencer (SSI)
- 2 x heat exchangers, (SSI)
- 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.

For more information about this product Click Here
EXHAUSTKIT21
Product Information
Product Information
Exhaust & Heat Exchangers Twin Outlet System Porsche 911 1984-89

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

offering 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.

EXHAUSTKIT21
93011116905
93021102901
93011104300
93011104303
93011118303
93011118306
93011323009
93011323015
93011323025
93011323028
93011323018

The product you are viewing cross references to these numbers
EXHAUSTKIT09
Product Information
Product Information
Exhaust Hardware Package Straight Though System

porsche

This set can be used when fitting the straight though system to Porsche 911 2.7L / 3.0L / SC / 3.2L. These parts will help with the air ducting and make a tidy finish instead of cutting holes on the existing tin ware

Fits:
Porsche 911 1974-83 2.7L / 3.0L
Porsche 911 1984-89 3.2L

Kit Includes:
- 2 x Side Tin Ware Left & Right
- 2 x End Tin ware with holes
-10 x Bolts Hex head
-10 x Washers
- 4 x Hose Clamps
- 2 x Heater Hoses

For more information about this product Click Here

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

EXHAUSTKIT09
91110608301
90110682500
90110682600
99907200501
N01152427
90121119401
99951234901
90110608400

The product you are viewing cross references to these numbers
EXHAUSTKIT09.OEM
Product Information
Product Information
Exhaust Hardware Package Straight Though System

This set can be used when fitting the straight though system to Porsche 911 2.7L / 3.0L / SC / 3.2L. These parts will help with the air ducting and make a tidy finish instead of cutting holes on the existing tin ware

Fits:
Porsche 911 1974-83 2.7L / 3.0L
Porsche 911 1984-89 3.2L

Kit Includes:
- 2 x Side Tin Ware Left & Right
- 2 x End Tin ware with holes
-10 x Bolts Hex head
-10 x Washers
- 4 x Hose Clamps
- 2 x Heater Hoses

For more information about this product Click Here

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

EXHAUSTKIT09.OEM
91110608301
90110682500
90110682600
99907200501
N01152427
90121119401
99951234901
90110608400

The product you are viewing cross references to these numbers
EXHAUSTKIT1020
Product Information
Product Information
Exhaust kit, Stainless steel, 1 IN - 1OUT, Outer diameter 84mm.

dansk

Fits:
Porsche 911 3.2L 08/83-07/89

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.

EXHAUSTKIT1020
1623104000
91.104S
91133091104S
1620400800
1620200600
92.300S
91122092300S
1620606400
92.502S
91122092502S
1621701710
91.104KIT
91104KIT
1621700310
92.100KIT
92100KIT
1621401980
1621401970
1621101200
91111119101
91111119102
1625000300
90007428202
1625001100
90091009702
9009100970C
93011116905
92.104S

The product you are viewing cross references to these numbers
EXHAUSTKIT1010
Product Information
Product Information
Exhaust kit, Stainless steel, 1 IN - 2 OUT, Outer diameter 84mm.

dansk

Fits:
Porsche 911 3.2L 08/83-07/89

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

EXHAUSTKIT1010
1620001010
92.288SD
1623104000
91.104S
91133091104S
1620400800
92.104S
93011116905
1620200600
92.300S
91122092300S
1620604400
92.502SD
91122092502SD
1621701710
91.104KIT
91104KIT
1621700310
92.100KIT
92100KIT
1621401980
93011117500
93011117500
1621401970
93011115900
93011115900
1621101200
91111119101
91111119102
1625000300
90007428202
90007428202
1625001100
90091009702
9009100970C

The product you are viewing cross references to these numbers
EXHAUSTKIT911.2.2
Product Information
Product Information

The Switchable Valved Exhaust Kit “1 IN 1 OUT” Style is a complete OEM-quality exhaust system designed for classic Porsche 911 models. Featuring a single inlet, single outlet configuration with an integrated valve system, this setup allows drivers to switch between a refined, quieter exhaust note and a more aggressive, performance-focused sound.

Kit Contents:

x1 Exhaust Heat Exchangers (Pair) (3606001101)
x1 Exhaust Pre Silencer (3606501101/1)
x1 Rear Silencer With Valves "1 IN 1 OUT" (3606001105)
x1 Exhaust Cross Over Pipe (3606001107)
x6 Exhaust Gasket Heat Exchanger To Cylinder Head (93011119112/1)
x6 Exhaust Barrell Nut (99908500103/1)
x6 Exhaust Hexagon Nut  (9000760250C)
x12 Exhaust Bolt (90007428203/1)
x2 Exhaust Gasket Heat Exchangers To Cross Over Pipe (93011119206/1)
x1 Exhaust Gasket Cross Over Pipe To Pre Silencer (93011119308/1)
x1 Exhaust Rear Silencer Gasket (91111119102/1)
x12 Exhaust Nut (90091009701/1)
x1 Switch Set For Sound Valves (9996001111)


Fits:

  • Porsche 911 3.2L 1984-89


What This Product Does:

  • Provides switchable exhaust sound control (quiet vs sport mode)
  • Maintains balanced exhaust flow with 1-in-1-out configuration
  • Enhances driving experience with adjustable sound levels
  • Supports efficient exhaust gas flow Ensures complete installation with included mounting hardware


Symptoms Of Wear Or Failure (Stock System):
  • Exhaust leaks from corroded or damaged components
  • Rust or deterioration of silencers and pipes
  • Restricted exhaust flow reducing engine performance
  • Excessive or inconsistent exhaust noise
  • Loose or failing mounting hardware
  • Lack of sound control compared to modern valved systems  

Why Replacement Matters:
  • Restores proper exhaust function and flow
  • Allows adjustable sound levels, combining comfort and performance
  • Enhances driving enjoyment with on-demand sport exhaust tone
  • Eliminates leaks and structural weaknesses
  • Improves durability with high-quality materials
  • Ideal for restoration or upgrade, adding modern functionality to classic Porsche models  


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

EXHAUSTKIT911.2.2
3606501101
90007428203
93011119206
93011119308
91111119102
90091009701
9000760250C
9996001111
93011102200
93011102203
93021102501
PCG91121100
3606001101
3606001107
93011119112
93021103301
93021103304
3606001105

The product you are viewing cross references to these numbers
EXHAUSTKIT911.2.4
Product Information
Product Information

The Switchable Valved Exhaust Kit “1 IN 2 OUT” Style with Double Walled Slash Cut Tailpipes is a complete OEM-quality performance exhaust system designed for classic Porsche 911 models.

Kit Contents:

x1 Exhaust Heat Exchangers (Pair) (3606001101)
x1 Exhaust Pre Silencer (3606501101/1)
x1 Rear Silencer With Valves "1 IN 2 OUT" Style (3606001104)
x1 Exhaust Tailpipe Double Walled Slash Cut (3606001108)
x6 Exhaust Gasket Heat Exchanger To Cylinder Head (93011119112/1)
x6 Exhaust Barrell Nut (99908500103/1)
x6 Exhaust Hexagon Nut  (9000760250C)
x12 Exhaust Bolt (90007428203/1)
x2 Exhaust Gasket Heat Exchangers To Cross Over Pipe (93011119206/1)
x1 Exhaust Gasket Cross Over Pipe To Pre Silencer (93011119308/1)
x1 Exhaust Rear Silencer Gasket (91111119102/1)
x12 Exhaust Nut (90091009701/1)
x1 Switch Set For Sound Valves (9996001111)


Fits:

  • Porsche 911 3.2L 1984-89


What This Product Does:

  • Provides switchable exhaust sound control (quiet vs sport mode)
  • Improves exhaust flow with a 1-in, 2-out configuration
  • Enhances engine performance and responsiveness
  • Delivers a deeper, sportier exhaust tone when valves are open
  • Features double-walled slash-cut tailpipes for premium styling and durability
  • Ensures correct fitment and alignment with complete mounting hardware     

Symptoms Of Wear Or Failure (Stock System):
  • Exhaust leaks from corroded or damaged components
  • Rust or deterioration of pipes, silencers, or tailpipes
  • Restricted airflow leading to reduced engine performance
  • Excessive or irregular exhaust noise
  • Loose or failing mounting hardware
  • Worn or damaged exhaust tips affecting appearance  

Why Replacement Matters:

  • Restores and improves exhaust flow, enhancing engine efficiency
  • Provides adjustable sound levels, combining comfort and performance
  • Enhances driving experience with on-demand exhaust tone
  • Upgrades vehicle appearance with premium slash-cut tailpipes
  • Eliminates leaks and structural weaknesses
  • Ensures long-term durability with high-quality materials
  • Adds modern functionality to classic Porsche models while maintaining character  



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

EXHAUSTKIT911.2.4
3606501101
90007428203
93011119206
93011119308
91111119102
90091009701
9000760250C
9996001111
93011102200
93011102203
93021102501
PCG91121100
3606001101
93011119112
93021103301
93021103304
3606001104
3606001108

The product you are viewing cross references to these numbers
EXHAUSTKIT911.2.3
Product Information
Product Information

The Switchable Valved Exhaust Kit “1 IN 2 OUT” Style is a complete OEM-quality performance exhaust system designed for classic Porsche 911 models. Featuring a single inlet, dual outlet configuration with an integrated valve system, this kit delivers both enhanced performance and adjustable exhaust sound.

Kit Contents:

x1 Exhaust Heat Exchangers (Pair) (3606001101)
x1 Exhaust Pre Silencer (3606501101/1)
x1 Rear Silencer With Valves "1 IN 2 OUT" Style (3606001104)
x1 Exhaust Tailpipe 76mm Straight Outlet RSR Style (3606001106)
x6 Exhaust Gasket Heat Exchanger To Cylinder Head (93011119112/1)
x6 Exhaust Barrell Nut (99908500103/1)
x6 Exhaust Hexagon Nut  (9000760250C)
x12 Exhaust Bolt (90007428203/1)
x2 Exhaust Gasket Heat Exchangers To Cross Over Pipe (93011119206/1)
x1 Exhaust Gasket Cross Over Pipe To Pre Silencer (93011119308/1)
x1 Exhaust Rear Silencer Gasket (91111119102/1)
x12 Exhaust Nut (90091009701/1)
x1 Switch Set For Sound Valves (9996001111)


Fits:

  • Porsche 911 3.2L 1984-89


What This Product Does:

  • Provides switchable exhaust sound (quiet mode vs sport mode)
  • Improves exhaust flow with a 1-in, 2-out configuration
  • Enhances engine performance and throttle response
  • Delivers a deeper, more aggressive exhaust tone when valves are open
  • Improves rear-end aesthetics with dual exhaust outlets
  • Ensures complete installation with included hardware


Symptoms Of Wear Or Failure (Stock System):
  • Exhaust leaks from corroded or damaged pipes
  • Rust or deterioration of silencers and exhaust components
  • Restricted airflow reducing engine efficiency
  • Excessive or inconsistent exhaust noise
  • Loose or failing mounting hardware
  • Lack of sound control compared to modern valved systems  

Why Replacement Matters:
  • Restores and improves exhaust flow, enhancing engine efficiency
  • Provides adjustable sound levels, from refined to sporty
  • Enhances driving experience with on-demand exhaust tone
  • Eliminates leaks and structural weaknesses
  • Improves durability with high-quality materials
  • Adds modern functionality to classic Porsche models while maintaining character  



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

EXHAUSTKIT911.2.3
3606501101
90007428203
93011119206
93011119308
91111119102
90091009701
9000760250C
9996001111
93011102200
93011102203
93021102501
PCG91121100
3606001101
93011119112
93021103301
93021103304
3606001104
3606001106

The product you are viewing cross references to these numbers
EXHAUSTKIT911.2.1
Product Information
Product Information

The Switchable Valved Exhaust Kit “GT3” Style is a complete performance exhaust system designed for classic Porsche 911 models. Inspired by Porsche GT3 motorsport design, this system delivers enhanced exhaust flow, aggressive sound, and a performance-focused aesthetic.

Kit Contents:

x1 Exhaust Heat Exchangers (Pair) (3606001101)
x1 Exhaust Pre Silencer (3606501101/1)
x1 Rear Silencer With Valves "GT3" Style (3606001103)
x1 Exhaust Cross Over Pipe (3606001107)
x6 Exhaust Gasket Heat Exchanger To Cylinder Head (93011119112/1)
x6 Exhaust Barrell Nut (99908500103/1)
x6 Exhaust Hexagon Nut  (9000760250C)
x12 Exhaust Bolt (90007428203/1)
x2 Exhaust Gasket Heat Exchangers To Cross Over Pipe (93011119206/1)
x1 Exhaust Gasket Cross Over Pipe To Pre Silencer (93011119308/1)
x1 Exhaust Rear Silencer Gasket (91111119102/1)
x12 Exhaust Nut (90091009701/1)
x1 Switch Set For Sound Valves (9996001111)


Fits:
Porsche 911 3.2L 1984-89


What This Product Does:

  • Optimises exhaust gas flow with reduced backpressure
  • Enhances engine performance and throttle response
  • Produces a louder, sportier GT3-style exhaust note
  • Improves exhaust system efficiency
  • Provides a complete installation solution with included hardware     


Symptoms Of Wear Or Failure (Stock System):
  • Exhaust leaks from corroded or damaged joints
  • Rust or deterioration of pipes and silencers
  • Reduced engine performance due to restricted airflow
  • Excessive or irregular exhaust noise
  • Loose or failing mounting hardware Visible cracks or structural fatigue

Why Replacement Matters:
  • Restores and improves exhaust flow, boosting engine efficiency
  • Enhances driving experience with a more aggressive sound
  • Prevents exhaust leaks and structural issues
  • Reduces system weight compared to older OEM setups
  • Ensures long-term durability with upgraded materials
  • Ideal for restoration or performance upgrades, combining classic Porsche styling with motorsport-inspired performance  



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

EXHAUSTKIT911.2.1
3606501101
90007428203
93011119206
93011119308
91111119102
90091009701
9000760250C
9996001111
93011102200
93011102203
93021102501
PCG91121100
3606001101
3606001103
3606001107
93011119112
93021103301
93021103304

The product you are viewing cross references to these numbers
DISPLAYING 1 to 16 (of 25 products)
1 2
Also found on these pages
About Exhaust Package

Exhaust System Packages for Porsche | Performance, Precision & Sound

A well-designed exhaust system package is essential for maintaining your Porsche’s performance, efficiency, and distinctive exhaust tone. These complete systems replace worn or restrictive exhaust components with precision-engineered, high-flow assemblies that restore or enhance power delivery and sound quality.

At Design911, we offer a comprehensive selection of exhaust system packages for Porsche models — from classic 911s to modern GT-series vehicles. Each package includes key components such as silencers, manifolds, catalytic converters, and pipework, designed for optimal gas flow, reduced back pressure, and improved throttle response.

Manufactured from premium stainless steel, Inconel, or titanium, our exhaust kits are built for durability, corrosion resistance, and superior acoustic performance. Whether you’re restoring a vintage air-cooled model or tuning your track-ready GT3, these exhaust systems deliver a perfect balance of reliability, performance, and sound.

What Do Exhaust System Packages Do?

An exhaust system package channels exhaust gases away from the engine efficiently while controlling noise and emissions. A properly designed system ensures optimal engine breathing — improving power, torque, and overall efficiency.

Core Functions:

  • Directs exhaust gases safely from the engine.
  • Reduces back pressure to maximise power output.
  • Controls emissions via catalytic converters and mufflers.
  • Enhances exhaust tone for an authentic Porsche sound.
  • Optimises gas flow for performance and reliability.

An upgraded exhaust system can also provide weight reduction, improved throttle response, and enhanced driving enjoyment.

Why Do Exhaust Systems Fail?

Over time, even the most durable exhaust systems deteriorate due to constant exposure to heat, vibration, and the elements.

Common Causes of Exhaust System Failure Include:
Corrosion and rust, especially on mild steel systems.

  • Cracks or leaks caused by vibration and thermal stress.
  • Worn gaskets or clamps leading to exhaust leaks.
  • Clogged catalytic converters reducing flow and performance.
  • Broken hangers or mounts causing misalignment.

When exhaust components fail, you may notice rattling sounds, loss of performance, strong fumes, or increased fuel consumption — all signs that replacement is needed.

Why Replace or Upgrade Your Exhaust System?

Replacing or upgrading your Porsche’s exhaust system ensures maximum performance, efficiency, and driving enjoyment.

Key Benefits:

  • Restores optimal gas flow and back pressure.
  • Improves horsepower and torque.
  • Enhances sound and throttle response.
  • Reduces weight for improved handling.
  • Prevents leaks and emissions issues.
  • Crafted from corrosion-resistant, high-grade materials.
  • Direct-fit design for Porsche 911, Cayman, Boxster, Panamera, Macan and more.

Whether for performance tuning, restoration, or replacement, Design911’s exhaust system packages deliver the sound, precision, and reliability Porsche owners expect.

Highlights:

  • Complete exhaust system packages for all Porsche models.
  • Includes manifolds, silencers, catalytic converters, and pipes.
  • Manufactured from stainless steel, Inconel, or titanium.
  • Engineered for maximum performance and sound.
  • Precision-fit designs for simple installation.
  • Ideal for performance upgrades or restorations.

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