Fabspeed
Here at Fabspeed Motorsport, we are dedicated to delivering our customers the highest quality performance upgrades with the industry’s best lifetime warranty. We have over 29 years experience designing, engineering and installing high performance Porsche exhaust systems, air intake systems and ECU tuning for the world’s most coveted exotic cars.
All of our products are designed and engineered right here in Fort Washington, Pennsylvania by our very skilled and passionate fabricators.


Direct replacement for the restrictive OEM headers, offering improved power and throttle response throughout the RPM range.
FEATURES:
• Fits: all Porsche 991 GT3 vehicles 2014+
• Includes German-imported HJS 200-Cell Tri-Metallic Sportcats
• Saves 2lbs from the rear of the vehicle
• CNC mandrel-bent 1pc primary header tubes
• High-velocity motorsports-style merge collector
• Constructed from T304 Stainless Steel
• All Fabspeed performance products are backed by the Fabspeed Lifetime Limited Warranty
NOTE: Fabspeed's 200-cell high-flow catalytic converters are not C.A.R.B. certified and are for Off-Road Use ONLY in the state of California
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.
NOTE: Sports catalytic converters and bypass pipes do not have type approval and are not legally permitted for use on vehicles manufactured after 1st March 2001 in the United Kingdom. They are not MOT compliant and must not be used on public roads. These components are intended for race and track use only. If you are located outside the UK, please consult your local laws and regulations to ensure compliance.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
FSPOR991GT3SHDR
The product you are viewing cross references to these numbers
- Porsche 991 GT3 3.8L (475Bhp)


Fabspeed's 991 GT3 Side Muffler Bypass Pipes are also available without valves for those that desire maximum weight savings and performance, and do not need the sound level control.
FEATURES:
• Fits: all Porsche 991 GT3 vehicles (2013+)
• Saves 34lbs from the rear of the vehicle
• Replicates aggressive CUP car sound for the street
• 14-16ga T304 Stainless Steel construction
• Simple bolt-on installation
• 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.
FSPOR991GT3SMB
The product you are viewing cross references to these numbers
- Porsche 991 GT3 3.8L (475Bhp)

Replaces factory center muffler for improved flow, increased power, and aggressive sound.
FEATURES:
• Fits all Porsche 991 GT3 vehicles 2014+
• Saves 10 lbs from the rear of the vehicle
• Retains Sport Mode control button when used with factory side mufflers
• 14-16ga T304 Stainless Steel construction
• Includes 4" Deluxe Tips in Polished or Matte Black finish
• 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.
FSPOR991GT3CMB
The product you are viewing cross references to these numbers
- Porsche 991 GT3 3.8L (475Bhp)


Superb dual-tone sports car sound; throaty and deep at idle and medium speeds
FEATURES:
• Fits: all Porsche 991 GT3 vehicles 2014+
• Mini Maxflo mufflers are radius stress relieved, hydro-formed cases that are pulse TIG welded using 2000 degree ceramic fiber and stainless steel wool packing.
• Constructed from high quality 14-16 gauge, C.N.C. mandrel bent T304L stainless steel
• Retains Sport Mode button functionality when used in conjunction with factory side mufflers
• Simple bolt-on installation
• 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.
FSPOR991GT3CMAX
The product you are viewing cross references to these numbers
- Porsche 991 GT3 3.8L (475Bhp)

INCLUDES:
• 991 Carrera Maxflo Performance Side Mufflers w/ Deluxe Quad-Style Tips
• 991 Carrera Valvetronic Center Muffler Bypass X-Pipe
FEATURES:
• Fits: all Porsche 991 Carrera and Carrera S vehicles 2012+
• Massive power gains at low RPM,
• Saves 13 lbs. versus the factory components
• Dramatic improvement in sports car sound and power throughout the RPM range
• Constructed from high-quality 14-16 gauge C.N.C. mandrel-bent T304L stainless steel for optimum flow and maximum durability
• All included Fabspeed components are direct bolt-on replacements for the factory counterparts
• Sport Headers feature C.N.C. mandrel-bent equal length primary pipes utilizing a 3-into-1 high velocity investment-cast pyramidal merge collector
• Does not trigger a CEL and complies with most emissions regulations
• Package includes Deluxe Quad-Style Tips, constructed from T304L stainless steel
• 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.
FSPOR991VES
The product you are viewing cross references to these numbers
- Porsche 991 Carrera C2 3.4L (350Bhp)
- Porsche 991 Carrera C2S 3.8L (400Bhp)
- Porsche 991 Carrera C4 3.4L (350Bhp)
- Porsche 991 Carrera C4S 3.8L (400Bhp)

High performance free-flowing X-pipe with sport catalytic converters and tips replaces the heavy and restrictive factory rear mufflers and catalytic converters for improved power and fantastic sound; includes 200-cell HJS Sport Cats and Deluxe Quad-Style Tips.
FEATURES:
• Fits all 991 Turbo / Turbo S vehicles (2013+)
• NOTE: Fabspeed's Supersport X-Pipe RACE application includes cat bypass pipes with O2 bungs in the factory position, and is recommended for Off-Road Track Use Only
• Dramatic improvement in sports car sound and power throughout the RPM range
• Includes Deluxe Quad Style Tips in your choice of finish; also available with polished GT2 Style Tips
• Constructed from high-quality 14-16ga C.N.C. mandrel-bent T304L stainless steel for optimum flow and maximum durability
• Simple bolt-on installation; no cutting or welding required
• All Fabspeed performance products are backed by the Fabspeed Lifetime Limited Warranty
Fabspeed's 200-cell high-flow catalytic converters are not C.A.R.B. certified and are for Off-Road Use ONLY in the state of California
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.
FSPOR991TSSRX
The product you are viewing cross references to these numbers
- Porsche 991 Turbo 3.8L (520bhp)
- Porsche 991 Turbo S 3.8L (560Bhp)

High performance free-flowing X-pipe with sport catalytic converters and tips replaces the heavy and restrictive factory rear mufflers and catalytic converters for improved power and fantastic sound; includes 200-cell HJS Sport Cats and Deluxe Quad-Style Tips.
FEATURES:
• Fits all 991 Turbo / Turbo S vehicles (2013+)
• NOTE: Fabspeed's Supersport X-Pipe STREET application includes high performance 200-cell HJS Sport Catalytic Converters for improved flow and exhaust sound
• Dramatic improvement in sports car sound and power throughout the RPM range
• Includes Deluxe Quad Style Tips in Polished Chrome finish; also available with polished GT2 Style Tips
• Constructed from high-quality 14-16ga C.N.C. mandrel-bent T304L stainless steel for optimum flow and maximum durability
• Simple bolt-on installation; no cutting or welding required
• All Fabspeed performance products are backed by the Fabspeed Lifetime Limited Warranty
Fabspeed's 200-cell high-flow catalytic converters are not C.A.R.B. certified and are for Off-Road Use ONLY in the state of Californi
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.
FSPOR991TSSSX
The product you are viewing cross references to these numbers
- Porsche 991 Turbo 3.8L (520bhp)
- Porsche 991 Turbo S 3.8L (560Bhp)


High-flowing, direct bolt-on replacement for the bulky & restrictive factory catalytic converters.
FEATURES:
• Fits all 991 Turbo vehicles (2013+)
• Improves power and throttle response while decreasing back pressure
• High flow sport race cat for maximum flow and power.
• Constructed from high-quality 14-16 gauge T304L stainless steel for optimum flow and maximum durability
• Includes integrated O2 sensor bung for fuel-injected cars
• Direct replacement bolt-on for stock cat or cat bypass pipe
NOTE: Fabspeed's 200-cell high-flow catalytic converters are not C.A.R.B. certified and are for Off-Road Use ONLY in the state of California
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.
NOTE: Sports catalytic converters and bypass pipes do not have type approval and are not legally permitted for use on vehicles manufactured after 1st March 2001 in the United Kingdom. They are not MOT compliant and must not be used on public roads. These components are intended for race and track use only. If you are located outside the UK, please consult your local laws and regulations to ensure compliance.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
FSPOR991TSC
The product you are viewing cross references to these numbers
- Porsche 991 Turbo 3.8L (520bhp)
- Porsche 991 Turbo S 3.8L (560Bhp)


Increase exhaust flow from the headers to the mufflers and improving power and sound by removing the bulky and restrictive factory catalytic converter.
FEATURES:
• Fits all 991 Turbo vehicles (2013+)
• Fabspeed's Cat bypass Pipes replace the restrictive factory catalytic converters with much less restrictive straight-through pipes for maximum flow and performance
• Noticeable increase in power and improved throttle response
• Saves 10 lbs in the rear of the vehicle versus the bulky factory catalytic converters
• Adds aggressive exhaust note for high performance sound
• Constructed from high-quality 14-16 gauge C.N.C. mandrel-bent T304L stainless steel for optimum flow and maximum durability
• Direct bolt-on replacement
• 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.
NOTE: Sports catalytic converters and bypass pipes do not have type approval and are not legally permitted for use on vehicles manufactured after 1st March 2001 in the United Kingdom. They are not MOT compliant and must not be used on public roads. These components are intended for race and track use only. If you are located outside the UK, please consult your local laws and regulations to ensure compliance.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
FSPOR991TCB
The product you are viewing cross references to these numbers
- Porsche 991 Turbo 3.8L (520bhp)
- Porsche 991 Turbo S 3.8L (560Bhp)


High-quality performance headers provide better boost response and power throughout the RPM range
FEATURES:
• Fits all 991 Turbo vehicles (2013+)
• Improves power and throttle response
• Saves 6 lbs from the rear of the vehicle
• Features 3-into-1 high velocity pyramidal investment cast merge collectors for improved exhaust scavenging.
• Constructed from high-quality 14-16 gauge C.N.C. mandrel-bent T304L stainless steel for optimum flow and maximum durability
• Direct bolt on replacement for factory OEM headers with no cutting or welding required.
• Reuse of factory OEM header gaskets is 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.
- Porsche 991 Turbo 3.8L (520bhp)
- Porsche 991 Turbo S 3.8L (560Bhp)


Stainless steel quad tips replace the smaller factory quad tips or standard oval tips with a polished chrome finish for an upgraded aesthetic
FEATURES:
• Fits: all Porsche 991.2 Carrera models equipped with standard exhaust; does not fit with PSE (2016+)
• Constructed from T304 stainless steel for maximum durability
• Includes mounting adapter which allows for adjustability of angle, rotation, and depth for perfect fitment
• Simpe DIY installation; installs in 15 minutes using simple hand tools
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.
FSPOR9912QDTB
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)


Stainless steel quad tips replace the smaller factory quad tips or standard oval tips with a polished chrome finish for an upgraded aesthetic
FEATURES:
• Fits: all Porsche 991.2 Carrera models equipped with standard exhaust; does not fit with PSE (2016+)
• Constructed from T304 stainless steel for maximum durability
• Includes mounting adapter which allows for adjustability of angle, rotation, and depth for perfect fitment
• Simple DIY installation; installs in 15 minutes using simple hand tools
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.
FSPOR9912QDTP
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)


FEATURES:
• Fits all Porsche 991.2 Carrera models equipped with Porsche Sport Exhaust (2016+)
• Constructed from genuine carbon fiber and stainless steel for maximum durability
• Simple DIY installation; installs in 15 minutes using simple hand tools
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.
- 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)


Free-flowing straight pipes replace the bulky & restrictive factory catalytic converters; designed specifically for maximum flow during racing or competition
FEATURES:
• Fits: all Porsche 991.2 Carrera models (2016+) equipped with Porsche Sport Exhaust (PSE)
• Maximizes power and throttle response while decreasing back pressure
• Completely removes the catalytic converters for maximum exhaust flow and performance
• Constructed from high-quality .065" thick T304L stainless steel for optimum flow and maximum durability
• Designed and built in-house at Fabspeed in our full precision machine shop
• Includes integrated O2 sensor bungs
• Fabspeed recommends the use of O2 Sensor Spacers in order to minimize the chance of triggering a CEL
• Direct replacement bolt-on for stock cat or Sport Cats
• Fabspeed performance products are backed by Fabspeed's Limited Lifetime Warranty
NOTE: Fabspeed's 200-cell high-flow catalytic converters are not C.A.R.B. certified and are for Off-Road Use ONLY in the state of California
DOES MY CAR HAVE "PSE"?

The Porsche Sport Exhaust – better known as PSE – was a factory option available on many late model Porsches. You can quickly and easily determine if your vehicle is equipped with PSE by taking a look at your center console. If your console has a button on it with an "exhaust tip" icon (see photo), then your vehicle is equipped with PSE, and you should select the PSE option when adding this product to your cart. If you do not see this button, the your vehicle does not have PSE and you should select the standard exhaust option when checking out.
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.
NOTE: Sports catalytic converters and bypass pipes do not have type approval and are not legally permitted for use on vehicles manufactured after 1st March 2001 in the United Kingdom. They are not MOT compliant and must not be used on public roads. These components are intended for race and track use only. If you are located outside the UK, please consult your local laws and regulations to ensure compliance.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
FSPOR9912PSECB
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)


Free-flowing straight pipes replace the bulky & restrictive factory catalytic converters; designed specifically for maximum flow during racing or competition.
FEATURES:
• Fits: all Porsche 991.2 Carrera base models equipped with standard exhaust; does not fit with PSE (2016+); only fits S models as part of a complete exhaust package.
• Maximizes power and throttle response while decreasing back pressure
• Completely removes the catalytic converters for maximum exhaust flow and performance
• Constructed from high-quality .065" thick T304L stainless steel for optimum flow and maximum durability
• Designed and built in-house at Fabspeed in our full precision machine shop
• Includes intergrated O2 sensor bungs
• Fabspeed recommends the use of O2 Sensor Spacers in order to minimize the chance of triggering a CEL
• Direct replacement bolt-on for stock cat or Sport Cats
• Fabspeed performance products are backed by Fabspeed's Limited Lifetime Warranty
NOTE: Fabspeed's 200-cell high-flow catalytic converters are not C.A.R.B. certified and are for Off-Road Use ONLY in the state of California
NOTE: Sports catalytic converters and bypass pipes do not have type approval and are not legally permitted for use on vehicles manufactured after 1st March 2001 in the United Kingdom. They are not MOT compliant and must not be used on public roads. These components are intended for race and track use only. If you are located outside the UK, please consult your local laws and regulations to ensure compliance.
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.
FSPOR9912CB
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)


High-flowing, direct bolt-on replacement for the bulky & restrictive factory catalytic converters
FEATURES:
• Fits all Porsche 991.2 Carrera (3.0L Twin Turbo) models (2017+) equipped with Porsche Sport Exhaust (PSE)
• Improves power and throttle response while decreasing back pressure
• Designed with high flowing German imported 200-cell HJS catalysts for the ideal blend of performance and efficiency
• Optimized for maximum performance with NO catalyst generated check engine light, guaranteed
• Constructed from high-quality .065" thick T304L stainless steel for optimum flow and maximum durability
• Designed and built in-house at Fabspeed in our full precision machine shop
• Includes integrated O2 sensor bungs
• Direct replacement bolt-on for stock cat or Catbypass Pipes
• If your vehicle is equipped with a GPF Filter, please contact us prior to purchasing
NOTE: Fabspeed's 200-cell high-flow catalytic converters are not C.A.R.B. certified and are for Off-Road Use ONLY in the state of California
DOES MY CAR HAVE "PSE"?

The Porsche Sport Exhaust – better known as PSE – was a factory option available on many late model Porsches. You can quickly and easily determine if your vehicle is equipped with PSE by taking a look at your center console. If your console has a button on it with an "exhaust tip" icon (see photo), then your vehicle is equipped with PSE, and you should select the PSE option when adding this product to your cart. If you do not see this button, the your vehicle does not have PSE and you should select the standard exhaust option when checking out.
NOTE: Sports catalytic converters and bypass pipes do not have type approval and are not legally permitted for use on vehicles manufactured after 1st March 2001 in the United Kingdom. They are not MOT compliant and must not be used on public roads. These components are intended for race and track use only. If you are located outside the UK, please consult your local laws and regulations to ensure compliance.
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.
FSPOR9912PSESC
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)