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Design 911 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://design91.uk/images/schemaLogo.png https://design91.uk/images/schemaLogo.png +443456003478 https://design91.uk Facebook Instagram

DISPLAYING 1 to 5 (of 5 products)
FSPOR9912TCB
Product Information
Product Information
Fabspeed Exhaust Catbypass Pipes.

fabspeed

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 991.2 Turbo vehicles (2017+)
• Fabspeed's Catbypass 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Related, superseded, cross reference or alternative numbers for comparison.

FSPOR9912TCB
99711300930
997113009AX
99711301030
997113010AX

The product you are viewing cross references to these numbers
FSPOR9912TSC
Product Information
Product Information
Fabspeed Exhaust Sport Catalytic Converters.

fabspeed


High-flowing, direct bolt-on replacement for the bulky & restrictive factory catalytic converters.

FEATURES:
Fits all 991.2 Turbo vehicles (2017+)
• 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 intergrated O2 sensor bung for fuel-injected cars
• Direct replacement bolt-on for stock cat or catbypass 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.

FSPOR9912TSC
99711300930
97113009AX
9711301030
97113010AX

The product you are viewing cross references to these numbers
FSPOR9912TSHDR
Product Information
Product Information
Fabspeed Exhaust Sport Headers.

fabspeed

High-quality performance headers provide better boost response and power throughout the RPM range

FEATURES:
Fits all 991.2 Turbo vehicles (2017+)
• Improves power and throttle response
• Saves 6lbs 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.

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Related, superseded, cross reference or alternative numbers for comparison.

FSPOR9912TSHDR
99111171172
99111171272

The product you are viewing cross references to these numbers
FSPOR9912TSSRX
Product Information
Product Information
Fabspeed Exhaust Supersport RACE X-Pipe Exhaust System (without Catalyst).

fabspeed

High performance free-flowing X-pipe with catalyst bypass and tips replaces the heavy and restrictive factory rear mufflers and catalytic converters for improved power and fantastic sound.

FEATURES:
Fits all 991.2 Turbo / Turbo S vehicles (2017+)
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 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

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.

FSPOR9912TSSRX
99111173140
99111173171

The product you are viewing cross references to these numbers
FSPOR9912TSSSX
Product Information
Product Information
Fabspeed Exhaust Supersport STREET X-Pipe Exhaust System (Includes Sport Cats)


fabspeed

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 991.2 Turbo / Turbo S vehicles (2017+)
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 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.

FSPOR9912TSSSX
99111173171
99111173140

The product you are viewing cross references to these numbers
DISPLAYING 1 to 5 (of 5 products)
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About Fabspeed Exhaust

Porsche Fabspeed Exhaust Systems - Precision Performance & Sound Upgrades

Fabspeed Exhaust Systems are premium performance exhaust upgrades engineered to deliver increased power, improved exhaust flow, and a distinctive motorsport-inspired sound. Designed and manufactured with precision engineering and performance testing at their core, Fabspeed exhausts are built to enhance the driving experience of Porsche road and track vehicles alike.

Available from Design911, Porsche Fabspeed exhaust components are crafted using high-quality stainless steel and optimised designs to reduce backpressure, improve throttle response, and unleash a more engaging exhaust tone while maintaining durability and reliability.

What Do Fabspeed Exhaust Systems Do?

Fabspeed exhausts optimise exhaust gas flow and acoustic performance.

Core Functions:

  • Reduce exhaust restriction and backpressure.
  • Improve throttle response and power delivery.
  • Enhance exhaust sound and character.
  • Improve engine efficiency and breathing.
  • Upgrade exhaust aesthetics and build quality.

A high-flow exhaust system plays a key role in unlocking engine performance.

Why Do Standard Exhaust Systems Fail or Limit Performance?

Factory exhaust systems are designed to prioritise emissions compliance, cost efficiency, and sound suppression. Over time, they can suffer from:

  • Restrictive internal baffling reducing performance.
  • Corrosion from moisture and repeated heat cycles.
  • Excessive weight limiting efficiency.
  • Muted exhaust sound lacking engagement.
  • Reduced compatibility with performance tuning upgrades.

As engines are pushed harder, standard exhausts can become a performance bottleneck.

Why Upgrade to a Fabspeed Exhaust?

Fabspeed exhaust systems are designed for drivers seeking performance-focused enhancements.

Upgrade Benefits:

  • Improved exhaust flow for increased performance.
  • Sportier, more aggressive exhaust sound.
  • Lightweight, durable stainless steel construction.
  • Precision-engineered components for perfect fitment.
  • Ideal for performance road cars and track applications.

Upgrading to Fabspeed delivers noticeable gains in sound, response, and driving excitement.

Highlights

  • Porsche Fabspeed performance exhaust systems
  • Improved exhaust flow and throttle response
  • Sporty, motorsport-inspired exhaust sound
  • High-quality stainless steel construction
  • Designed for performance and enthusiast driving       

Fabspeed Exhaust

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