Sport Silencers / Mufflers
- Porsche 991 Carrera 2 3.0L (370 Bhp)
- Porsche 991 Carrera 2S 3.0L (420 Bhp)
- Porsche 991 Carrera 4 3.0L (370 Bhp)
- Porsche 991 Carrera 4S 3.0L (420 Bhp)
- Porsche 991 Cabriolet 2 3.0L (370 Bhp)
- Porsche 991 Cabriolet 2S 3.0L (420 Bhp)
- Porsche 991 Cabriolet 4 3.0L (370 Bhp)
- Porsche 991 Cabriolet 4S 3.0L (420 Bhp)
- Porsche 991 Targa 4 3.0L (370 Bhp)
- Porsche 991 Targa 4S 3.0L (420 Bhp)
- Porsche 991 Turbo Coupe 3.8L (540 Bhp)
- Porsche 991 Turbo S Coupe 3.8L (580 Bhp)
- Porsche 991 Turbo Cabriolet 3.8L (540 Bhp)
- Porsche 991 Turbo S Cabriolet 3.8L (580 Bhp)
- Porsche 991 Speedster 4.0L (510Bhp)
- Porsche 991 GT3 4.0L (500 Bhp) / GT3 RS 4.0L (520 Bhp)
- Porsche 991 GT2 RS 3.8L PDK (700 bhp)
Works With OE Valved Side Silencers.
Fits:
Porsche 991.2 GT3 MKII 2018>>2020
Porsche 991.2 GT3 RS MKII 2018>>2020
Parts Assembly:
Tailpipes: 100mm GT100
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
SSXPO197
The product you are viewing cross references to these numbers
- Porsche 991 GT3 4.0L (500 Bhp) / GT3 RS 4.0L (520 Bhp)

Works With OE Valved Side Silencers.
Fits:
Porsche 991.2 GT3 MKII 2018>>2020
Porsche 991.2 GT3 RS MKII 2018>>2020
Parts Assembly:
Tailpipes: 100mm GT100B
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
SSXPO196
The product you are viewing cross references to these numbers
- Porsche 991 GT3 4.0L (500 Bhp) / GT3 RS 4.0L (520 Bhp)
Works With OE Valved Side Silencers.
Fits:
Porsche 991.2 GT3 MKII 2018>>2020
Porsche 991.2 GT3 RS MKII 2018>>2020
Parts Assembly:
Tailpipes: 100mm GT100
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
SSXPO195
The product you are viewing cross references to these numbers
- Porsche 991 GT3 4.0L (500 Bhp) / GT3 RS 4.0L (520 Bhp)


Fits:
Porsche 991.2 Carrera (except Turbo / GT3 / R)
For cars with Sport exhaust fitted or cars with sport exhaust bumper conversion (centre exit pipes)
Not suitable for cars built after April 2018 which have PPF fitted.
Please note: This system does not come with valve control system as you can use existing wiring from your sport exhaust. If you wish to have a wireless remote control kit you need to order one here in the basket stage.
Please note: These catalytic bypasses will make your car sound a lot louder than with stock cats. This exhaust is intended for offroad use and will be very loud . We recommend to use sport exhaust if you are concerned about decibel levels.
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.
3606009106
The product you are viewing cross references to these numbers
- Porsche 991 Carrera 2 3.0L (370 Bhp)
- Porsche 991 Carrera 2S 3.0L (420 Bhp)
- Porsche 991 Carrera 4 3.0L (370 Bhp)
- Porsche 991 Carrera 4S 3.0L (420 Bhp)
- Porsche 991 Cabriolet 2 3.0L (370 Bhp)
- Porsche 991 Cabriolet 2S 3.0L (420 Bhp)
- Porsche 991 Cabriolet 4 3.0L (370 Bhp)
- Porsche 991 Cabriolet 4S 3.0L (420 Bhp)
- Porsche 991 Targa 4 3.0L (370 Bhp)
- Porsche 991 Targa 4S 3.0L (420 Bhp)


Fits:
Porsche 991.2 Carrera (except Turbo / GT3 / R)
For cars with Sport exhaust fitted or cars with sport exhaust bumper conversion (centre exit pipes)
Not suitable for cars built after April 2018 which have PPF fitted.
Please note: This system does not come with valve control system as you can use existing wiring from your sport exhaust. If you wish to have a wireless remote control kit you need to order one here in the basket stage.
Please note: These catalytic bypasses will make your car sound a lot louder than with stock cats. This exhaust is intended for offroad use and will be very loud . We recommend to use sport exhaust if you are concerned about decibel levels.
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.
3606009105
The product you are viewing cross references to these numbers
- Porsche 991 Carrera 2 3.0L (370 Bhp)
- Porsche 991 Carrera 2S 3.0L (420 Bhp)
- Porsche 991 Carrera 4 3.0L (370 Bhp)
- Porsche 991 Carrera 4S 3.0L (420 Bhp)
- Porsche 991 Cabriolet 2 3.0L (370 Bhp)
- Porsche 991 Cabriolet 2S 3.0L (420 Bhp)
- Porsche 991 Cabriolet 4 3.0L (370 Bhp)
- Porsche 991 Cabriolet 4S 3.0L (420 Bhp)
- Porsche 991 Targa 4 3.0L (370 Bhp)
- Porsche 991 Targa 4S 3.0L (420 Bhp)
Fits:
Porsche 991.1 turbo / turbo S - 2014 to 2016
Porsche 991.2 turbo / turbo S - 2016 to 2019
9m 991 Turbo Titanium X-pipe centre by pass pipe
- Exhaust reuses the stock tailpipes (tailpipes not included)
- Direct bolt on
- Fits all Porsche 991.1 and 991.2 Turbo / Turbo S
- Made from Titanium TC4
9m 991 Turbo/S centre by pass pipe deletes the stock centre silencer from the rear of the car with a high flow X-pipe design made from Titanium TC4 and gives the car the extra deep enhanced sound the muffled system is crying out for.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
9M9111173171
The product you are viewing cross references to these numbers
- Porsche 991 Turbo 3.8L (520bhp)
- Porsche 991 Turbo S 3.8L (560Bhp)
- Porsche 991 Turbo Coupe 3.8L (540 Bhp)
- Porsche 991 Turbo S Coupe 3.8L (580 Bhp)
- Porsche 991 Turbo Cabriolet 3.8L (540 Bhp)
- Porsche 991 Turbo S Cabriolet 3.8L (580 Bhp)

Fits
Porsche 911 turbo 991.1
Porsche 911 turbo S 991.1
Porsche 911 turbo 991.2
Porsche 911 turbo S 991.2
RACETRACK USE ONLY
These components are designed and developed for racetrack use and to maximise the car's performance. They are not street legal and must be installed by professionals in the sector
INSTALLATION
This kit includes the central silencer without bypass valves and replaces the catalytic converters and the rear silencer. The kit is compatible with all 991.1 and 991.2 turbo and turbo S models
The component is perfectly interchangeable with the original components, following the instructions in the constructor's workshop manual
ECU REMAPPING
ENGINE LIGHT
Replacement or removal of components such as catalytic converters, GPFs and electric actuators may cause the engine warning light to come on. In this case, the installer must reprogram the software to eliminate the light
SOUND - TUBI SOUND
Tubi Sound is the standard sound of Tubi Style exhausts, louder and more powerful than the original sound. This sound represents our brand
MATERIAL
AISI 304 STAINLESS STEEL
A choice stainless steel ideal for aggressive environments where combustion emissions can cause serious chemical corrosion on other types of metal
MAIN PIPE DIMENSION - 65mm
This is the diameter of the main pipe of the exhaust system
CATALYTIC CONVERTER REMOVAL
Complete removal of the catalytic converter minimises exhaust back pressure and delivers optimum results in terms of performance and weight reduction
NO EXHAUST BYPASS VALVE
The exhaust system does not include a valve and always guarantees the most impressive sound. If the standard system includes one, control of the valve by both the engine ECU and by the driver via the specific control systems is no longer possible
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
TSPO991T13.001.A
The product you are viewing cross references to these numbers
- Porsche 991 Turbo 3.8L (520bhp)
- Porsche 991 Turbo S 3.8L (560Bhp)
- Porsche 991 Turbo Coupe 3.8L (540 Bhp)
- Porsche 991 Turbo S Coupe 3.8L (580 Bhp)
- Porsche 991 Turbo Cabriolet 3.8L (540 Bhp)
- Porsche 991 Turbo S Cabriolet 3.8L (580 Bhp)

Fits
Porsche 911 turbo 991.1
Porsche 911 turbo S 991.1
Porsche 911 turbo 991.2
Porsche 911 turbo S 991.2
RACETRACK USE ONLY
These components are designed and developed for racetrack use and to maximise the car's performance. They are not street legal and must be installed by professionals in the sector
INSTALLATION
This kit includes the central silencer without bypass valves and replaces the catalytic converters and the rear silencer. The kit is compatible with all 991.1 and 991.2 turbo and turbo S models
The component is perfectly interchangeable with the original components, following the instructions in the constructor's workshop manual
SOUND - TUBI SOUND
Tubi Sound is the standard sound of Tubi Style exhausts, louder and more powerful than the original sound. This sound represents our brand
MATERIAL
AISI 304 STAINLESS STEEL
A choice stainless steel ideal for aggressive environments where combustion emissions can cause serious chemical corrosion on other types of metal
MAIN PIPE DIMENSION - 65mm
This is the diameter of the main pipe of the exhaust system
NO EXHAUST BYPASS VALVE
The exhaust system does not include a valve and always guarantees the most impressive sound. If the standard system includes one, control of the valve by both the engine ECU and by the driver via the specific control systems is no longer possible
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
TSPO991T13.004.AK
The product you are viewing cross references to these numbers
- Porsche 991 Turbo 3.8L (520bhp)
- Porsche 991 Turbo S 3.8L (560Bhp)
- Porsche 991 Turbo Coupe 3.8L (540 Bhp)
- Porsche 991 Turbo S Coupe 3.8L (580 Bhp)
- Porsche 991 Turbo Cabriolet 3.8L (540 Bhp)
- Porsche 991 Turbo S Cabriolet 3.8L (580 Bhp)

Fits
991.1 and 991.2
Porsche 991 turbo
Porsche 991 turbo S
The muffler can be fitted on all 911 Turbo and Turbo S versions, both 991.1 and 991.2
The component is perfectly interchangeable with the original components, following the instructions in the constructor's workshop manual
RACETRACK USE ONLY
These components are designed and developed for racetrack use and to maximise the car's performance. They are not street legal and must be installed by professionals in the sector
SOUND - TUBI SOUND
Tubi Sound is the standard sound of Tubi Style exhausts, louder and more powerful than the original sound. This sound represents our brand
END TIPS DESIGN - OE
The muffler must be used in conjunction with the original exhaust end tips
END TIPS NUMBER AND POSITION - 2 + 2 AT THE SIDES
The tailpipes are located low down at the sides of the car. There are two tailpipes at each side
MATERIAL - AISI 304 STAINLESS STEEL
A choice stainless steel ideal for aggressive environments where combustion emissions can cause serious chemical corrosion on other types of metal
- Porsche 991 Turbo 3.8L (520bhp)
- Porsche 991 Turbo S 3.8L (560Bhp)
- Porsche 991 Turbo Coupe 3.8L (540 Bhp)
- Porsche 991 Turbo S Coupe 3.8L (580 Bhp)
- Porsche 991 Turbo Cabriolet 3.8L (540 Bhp)
- Porsche 991 Turbo S Cabriolet 3.8L (580 Bhp)
Made from titanium
Straight pipe replaces rear centre silencer

FITS 991.1 and 991.2
Porsche 911 GT3 and GT3 RS 2014-2016
Porsche 911 GT3 and GT3 RS 2017-2019
Porsche 911 R 2016
NOT FOR 997
RACETRACK USE ONLY
These components are designed and developed for racetrack use and to maximise the car's performance. They are not street legal and must be installed by professionals in the sector
Replaces centre silencer and tailpipe trims
SOUND - TUBI SOUND
Tubi Sound is the standard sound of Tubi Style exhausts, louder and more powerful than the original sound. This sound represents our brand
END TIPS DESIGN - ROLLED LIP
Tailpipe with external rolled lip
OUTER PIPE DIMENSION - 65mm
CENTRE TIP DIMENSION 50mm
The value refers to the external dimensions of the exhaust end tip
END TIPS FINISH - SANDBLASTED
Titanium is used sandblasted, completely free from flaws, in its natural colour, for a truly stunning appearance
END TIPS NUMBER AND POSITION - 3 CENTRAL
The end tips emerge from the centre
MATERIAL - TITANIUM
KSTi -1,2 ASN titanium alloy was specifically developed for motorsport exhaust systems. It guarantees excellent resistance to oxidation even at high temperatures, with mechanical characteristics similar to those of grade 2 titanium.
CENTRE SILENCER REMOVAL
Complete removal of the centre silencer minimises exhaust back pressure and delivers optimum results in terms of performance and weight reduction
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
TSPO991GT317.001.T
The product you are viewing cross references to these numbers
- Porsche 991 R 4.0L (500 Bhp)
- Porsche 991 GT3 4.0L (500 Bhp) / GT3 RS 4.0L (520 Bhp)
- Porsche 991 GT2 RS 3.8L PDK (700 bhp)
- Porsche 992 GT3 4.0L / 992 S/T 4.0L
Replaces rear silencer with straight through pipe

Fits
Porsche 911 GT3 and GT3 RS (997 Gen 1 and Gen 2)
Porsche 911 GT3 and GT3 RS (991.1 and 991.2 upto 2019)
This product can be mounted on every GT3, GTR RS, GT3 RS 4.0 versions, both on 997 Gen 1, Gen 2 and on 991.1 and 991.2 up to 2019
The component is perfectly interchangeable with the original components, following the instructions in the constructor's workshop manual
RACETRACK USE ONLY
These components are designed and developed for racetrack use and to maximise the car's performance. They are not street legal and must be installed by professionals in the sector
SOUND - STRAIGHT PIPE
The straight pipe version guarantees a direct path from the engine, removing all factors which may affect the acoustic tuning
END TIPS NUMBER AND POSITION - 2 CENTRAL
The end tips emerge from the centre
SYSTEM FINISH - POLISHED
Mirror finishes are highly reflective and created by polishing the stainless steel. The polishing process enhances appearance and consistency, making cleaning easier. A special rolling procedure is used. It is essential to remove deep scratches as any surface defects will be very noticeable on the finished product. it improves corrosion resistance. The polishing eradicates crevices where corrosive particles can lodge themselves
MATERIAL - AISI 304 STAINLESS STEEL
A choice stainless steel ideal for aggressive environments where combustion emissions can cause serious chemical corrosion on other types of metal
MAIN PIPE DIMENSION - 65mm
This is the diameter in mm of the main pipe of the exhaust system
- Porsche 997 GT3 2007>>
- Porsche 997 MKII GT3 2010>>
- Porsche 991 GT3 3.8L (475Bhp)
- Porsche 991 GT3 RS 4.0L (500Bhp)
- Porsche 991 GT3 4.0L (500 Bhp) / GT3 RS 4.0L (520 Bhp)

Bypass pipes for side mufflers.

Fits
Porsche 911 GT3 and GT3 RS (991.1 and 991.2 2014-2019)
RACETRACK USE ONLY
These components are designed and developed for racetrack use and to maximise the car's performance. They are not street legal and must be installed by professionals in the sector
Material: Stainless Steel 304
Replacement for Genuine muffler 991.111.048.81
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
3606609140
The product you are viewing cross references to these numbers
- Porsche 991 GT3 3.8L (475Bhp)
- Porsche 991 GT3 RS 4.0L (500Bhp)
- Porsche 991 Speedster 4.0L (510Bhp)
- Porsche 991 GT3 4.0L (500 Bhp) / GT3 RS 4.0L (520 Bhp)
- Porsche 991 GT2 RS 3.8L PDK (700 bhp)

Fits
Porsche 991.2 Carrera 2015-2019
NOT S
RACETRACK USE ONLY
These components are designed and developed for racetrack use and to maximise the car's performance. They are not street legal and must be installed by professionals in the sector
INSTALLATION
The Carrera exhaust system differs from the Carrera S one in that it does not have bypass valves.
The component is perfectly interchangeable with the original components, following the instructions in the constructor's workshop manual
SOUND - TUBI SOUND
Tubi Sound is the standard sound of Tubi Style exhausts, louder and more powerful than the original sound. This sound represents our brand
END TIPS DESIGN - OE
The muffler must be used in conjunction with the original exhaust end tips
EXHAUST FINISH - POLISHED
Mirror finishes are highly reflective and created by polishing the stainless steel. The polishing process enhances appearance and consistency, making cleaning easier. A special rolling procedure is used. It is essential to remove deep scratches as any surface defects will be very noticeable on the finished product. it improves corrosion resistance. The polishing eradicates crevices where corrosive particles can lodge themselves
END TIPS NUMBER AND POSITION
2 + 2 AT THE SIDES
The tailpipes are located low down at the sides of the car. There are two tailpipes at each side
MATERIAL - AISI 304 STAINLESS STEEL
A choice stainless steel ideal for aggressive environments where combustion emissions can cause serious chemical corrosion on other types of metal
- Porsche 991 Carrera 2 3.0L (370 Bhp)
- Porsche 991 Carrera 4 3.0L (370 Bhp)


High quality titanium exhaust rear section compatible with OE rear mufflers. Complimented by carbon fibre tail pipe in ⌀89mm
Designed for maximum flow and no restriction.
Reduced back pressure and better scavenging. More torque and horsepower across the RPM band.
Fits:
Porsche 991 GT3 3.8L 476 Bhp 2013 - 2017 (A175 engine)
Porsche 991 GT3 RS 4.0L 507 Bhp 2013 - 2017 (A175 engine)
Porsche 911 R 4.0L 507Bhp 2014-2017 (A176 engine)
Please note: This will not fit cars:
- with engine codes DNSA / DNSB - 4.0L with 520 Bhp
- released after 06/2017 with engine codes DGG / DGGA / DGGB
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
3606609124
The product you are viewing cross references to these numbers
- Porsche 991 R 4.0L (500 Bhp)
- Porsche 991 GT3 3.8L (475Bhp)
- Porsche 991 GT3 RS 4.0L (500Bhp)
- Porsche 991 GT3 4.0L (500 Bhp) / GT3 RS 4.0L (520 Bhp)
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.