Switchable Silencers / Mufflers
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Sports Exhaust Switchable & Bypass Pipe Package (adds25 to 30 bhp) Porsche 997 GEN2 C2 / C4 / C4S
Code: EXHAUSTKIT23
Sports Exhaust VALVETROINC + X-Pipe Design Sports Cat bypass Package
DesignTek Valvetronic sports exhaust system gives smooth high torque feel to the wheels with the valves opened, +8HP/10 ft-lbs of torque to the wheels with the valves closed. 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.
Valvetronic
High-Performance Rear Exhaust with sound switch:
● Push the sound-button between:
Switch closed: Deep Sports Turbo Sound
Switch opened: Perfect Racing Sports Sound
DesignTek X-Pipe (primary muffler bypass) deletes the stock primary muffler and saves 6.4 lbs. from the rear of the vehicle. With a fast air flow the X-pipe increases BHP and Toque.
Made from high quality T304 14-16 gauge stainless steel, C.N.C. mandrel bent. The X-Pipe (primary muffler bypass) gives a great exotic car sound and power by about 5 decibels.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
EXHAUSTKIT23
The product you are viewing cross references to these numbers
DesignTek Valvetronic sports exhaust system gives smooth high torque feel to the wheels with the valves opened, +8HP/10 ft-lbs of torque to the wheels with the valves closed. 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.
Valvetronic
High-Performance Rear Exhaust with sound switch:
● Push the sound-button between:
Switch closed: Deep Sports Turbo Sound
Switch opened: Perfect Racing Sports Sound
DesignTek X-Pipe (primary muffler bypass) deletes the stock primary muffler and saves 6.4 lbs. from the rear of the vehicle. With a fast air flow the X-pipe increases BHP and Toque.
Made from high quality T304 14-16 gauge stainless steel, C.N.C. mandrel bent. The X-Pipe (primary muffler bypass) gives a great exotic car sound and power by about 5 decibels.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
EXHAUSTKIT23
3606009719
3606009717
The product you are viewing cross references to these numbers
Product Vehicle Group
- Porsche 997 MKII Carrera C2 3.6L 2009>>
- Porsche 997 MKII Carrera C4 3.6L 2009>>
- Porsche 997 MKII Carrera C2S 3.8L 2009>>
- Porsche 997 MKII Carrera C4S 3.8L 2009>>
£1,267.50
Now £1,204.12
In stock 
Exhaust Muffler "Switchable" System Original Porsche 997 MKII
Code: 99704420004
Original Porsche "Switchable" Valve Sports Exhaust System
The typical Porsche sound - powerful, robust, sporty. Better still, it can be further enhanced using this sports exhaust system. The sound varies with driving behavior, ranging from a robust out put during normal road driving to a distinctively more aggressive tone during performance use.
The mode of the sports exhaust system is selected using a button in the centre console, if this button is not already pre-fitted in your car you will need to order this with us by providing the chassis / VIN number when ordering.
The package includes:
- Tailpipes made of die cast aluminum.
- Two rear mufflers
- One Centre Muffler
- Exhaust straps clamps and wiring
Fits:
Porsche 997 MKII Carrera
Porsche 997 MKII Carrera S
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99704420004
The product you are viewing cross references to these numbers
The typical Porsche sound - powerful, robust, sporty. Better still, it can be further enhanced using this sports exhaust system. The sound varies with driving behavior, ranging from a robust out put during normal road driving to a distinctively more aggressive tone during performance use.
The mode of the sports exhaust system is selected using a button in the centre console, if this button is not already pre-fitted in your car you will need to order this with us by providing the chassis / VIN number when ordering.
The package includes:
- Tailpipes made of die cast aluminum.
- Two rear mufflers
- One Centre Muffler
- Exhaust straps clamps and wiring
Fits:
Porsche 997 MKII Carrera
Porsche 997 MKII Carrera S
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99704420004
99704420004
The product you are viewing cross references to these numbers
Product Vehicle Group
- Porsche 997 MKII Carrera C2 3.6L 2009>>
- Porsche 997 MKII Carrera C4 3.6L 2009>>
- Porsche 997 MKII Carrera C2S 3.8L 2009>>
- Porsche 997 MKII Carrera C4S 3.8L 2009>>
Price: £2,120.83
Orderable
Exhaust Muffler / Silencer Sports VALVETRONIC V2.0 DesignTek for Porsche 997
Code: 3606009717
Exhaust Muffler / Silencer Sports VALVETRONIC V2.0
Cars with sports exhaust will need to change the tail pipe. See the recommended tailpipe.
Fits:
Porsche 997 MKII
DesignTek Valvetronic sports exhaust system gives smooth 16Bhp/18 ft-lbs of torque to the wheels with the valves opened, +9HP/11 ft-lbs of torque to the wheels with the valves closed. 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 primary pipe and cats or DesignTek primary bypass pipe.
High-Performance Rear Exhaust with sound switch:
● Push the sound-button between:
Switch closed: Deep Sports Turbo Sound
Switch opened: Perfect Racing Sports Sound
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
Valve Controller Installation CLICK HERE
For Wiring Diagram please CLICK HERE
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
3606009717
The product you are viewing cross references to these numbers
Cars with sports exhaust will need to change the tail pipe. See the recommended tailpipe.
Fits:
Porsche 997 MKII
DesignTek Valvetronic sports exhaust system gives smooth 16Bhp/18 ft-lbs of torque to the wheels with the valves opened, +9HP/11 ft-lbs of torque to the wheels with the valves closed. 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 primary pipe and cats or DesignTek primary bypass pipe.
High-Performance Rear Exhaust with sound switch:
● Push the sound-button between:
Switch closed: Deep Sports Turbo Sound
Switch opened: Perfect Racing Sports Sound
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
Valve Controller Installation CLICK HERE
For Wiring Diagram please CLICK HERE
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
3606009717
3606009717
99711197901S
3606409703
99711131130
99711131131
99711199531
99711113131
99711199631
99711131231
99711113230
99711151131
99711151231
The product you are viewing cross references to these numbers
Product Vehicle Group
- Porsche 997 MKII Carrera C2 3.6L 2009>>
- Porsche 997 MKII Carrera C4 3.6L 2009>>
- Porsche 997 MKII Carrera C2S 3.8L 2009>>
- Porsche 997 MKII Carrera C4S 3.8L 2009>>
£875.00
Now £857.50
In stock
Exhaust muffler bypass x-pipe with headers, Valvetronic. Porsche 997 GT3 DesignTek
Code: 3606609716
Exhaust muffler bypass x-pipe with headers, Valvetronic.
DesignTek® exhausts are built for the sound and performance to enhance your Porsche 997 GT3. This kit includes Cat-back with valves, Manifolds and Matt black chromed tail pipes
Fits:
Porsche 997 GT3 / GT3RS 2007>>
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
3606609716
The product you are viewing cross references to these numbers
DesignTek® exhausts are built for the sound and performance to enhance your Porsche 997 GT3. This kit includes Cat-back with valves, Manifolds and Matt black chromed tail pipes
Fits:
Porsche 997 GT3 / GT3RS 2007>>
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
3606609716
3606609716
69-PS115V
The product you are viewing cross references to these numbers
Product Vehicle Group
- Porsche 997 GT3 2007>>
- Porsche 997 MKII GT3 2010>>
£1,695.00
Now £1,661.10
In stock
Sports exhaust side silencer straight pipe with valves Porsche 997 GT3 and GT3 RS
Code: TSPOGT3C10.093.A
Sports exhaust side silencer straight pipe with valves.
Replaces rear side silencers with straight pipes
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
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
Replaces rear side silencers with straight pipes
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
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
Product Vehicle Group
- 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)
£1,830.77
Now £1,794.15
Orderable
SWITCH CONSOLE for Exhaust Muffler "Switchable" System
Code: 99761355301A05
This is the switch required for the original Porsche sport exhaust
This is the switch required for the original Porsche sport exhaust system our part number code 99994420004
Please check your vehicle options
I030 -SPORT TYPE CHASSIS
I176 -SPORT EXHAUST (which you would be fitting)
I475 -PASM ELECTRONIC DAMPER CONTROL
I476 -PORSCHE STABILITY MANAGEMENT PSM
Fits:
Porsche 997 MKII Carrera 2009-2011
Porsche 997 MKII Carrera S 2009-2011
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99761355301A05
The product you are viewing cross references to these numbers
This is the switch required for the original Porsche sport exhaust system our part number code 99994420004
Please check your vehicle options
I030 -SPORT TYPE CHASSIS
I176 -SPORT EXHAUST (which you would be fitting)
I475 -PASM ELECTRONIC DAMPER CONTROL
I476 -PORSCHE STABILITY MANAGEMENT PSM
Fits:
Porsche 997 MKII Carrera 2009-2011
Porsche 997 MKII Carrera S 2009-2011
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99761355301A05
99761355301A05
99761355301
99704420004
99994420004
The product you are viewing cross references to these numbers
Product Vehicle Group
- Porsche 997 MKII Carrera C2 3.6L 2009>>
- Porsche 997 MKII Carrera C4 3.6L 2009>>
- Porsche 997 MKII Carrera C2S 3.8L 2009>>
- Porsche 997 MKII Carrera C4S 3.8L 2009>>
Price: £94.61
Orderable
SWITCH CONSOLE for Exhaust Muffler "Switchable" System
Code: 99761356301A05
This is the switch required for the original Porsche sport exhaust
This is the switch required for the original Porsche sport exhaust system our part number code 99994420004
Please check your vehicle options
I030 -SPORT TYPE CHASSIS
I176 -SPORT EXHAUST (which you would be fitting)
I250 -PDK TRASMISSION
I475 -PASM ELECTRONIC DAMPER CONTROL
I476 -PORSCHE STABILITY MANAGEMENT PSM
I639 -SPORT CHRONO PACKAGE
I640 -SPORT CHRONO PACKAGE PLUS
Fits:
Porsche 997 MKII Carrera
Porsche 997 MKII Carrera S
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99761356301A05
The product you are viewing cross references to these numbers
This is the switch required for the original Porsche sport exhaust system our part number code 99994420004
Please check your vehicle options
I030 -SPORT TYPE CHASSIS
I176 -SPORT EXHAUST (which you would be fitting)
I250 -PDK TRASMISSION
I475 -PASM ELECTRONIC DAMPER CONTROL
I476 -PORSCHE STABILITY MANAGEMENT PSM
I639 -SPORT CHRONO PACKAGE
I640 -SPORT CHRONO PACKAGE PLUS
Fits:
Porsche 997 MKII Carrera
Porsche 997 MKII Carrera S
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99761356301A05
99761356301A05
99761356301
99704420004
99994420004
The product you are viewing cross references to these numbers
Product Vehicle Group
- Porsche 997 MKII Carrera C2 3.6L 2009>>
- Porsche 997 MKII Carrera C4 3.6L 2009>>
- Porsche 997 MKII Carrera C2S 3.8L 2009>>
- Porsche 997 MKII Carrera C4S 3.8L 2009>>
Price: £89.68
In stock
DISPLAYING 1 to 7 (of 7 products)
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About Switchable 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.
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