Replaces the restrictive factory catalytic converters with high-performance 200 cell HJS sport cats for maximum performance and sound. SOUND: These sport cats will give your M3 a mild increase in...

Replace the worn-out or broken core of your factory Porsche 930 Turbo catalytic converter(s) with a new high-performance HJS tri-metallic catalytic converter core. FEATURES: Fabspeed Motorsport can...

Replace the worn-out or broken core of your factory BMW catalytic converter(s) with a new high-performance HJS tri-metallic catalytic converter core. FEATURES: Fabspeed Motorsport can replace the...

Replace the worn-out or broken core of your factory Porsche catalytic converter(s) with a new high-performance HJS tri-metallic catalytic converter core. FEATURES: Fabspeed Motorsport can replace...

Replace the worn-out or broken core of your factory Porsche catalytic converter(s) with a new high-performance HJS tri-metallic catalytic converter core. FEATURES: Fabspeed Motorsport can replace...

Replace the worn-out or broken core of your factory Ferrari 355 secondary catalytic converter(s) with a new high-performance HJS tri-metallic catalytic converter core. FEATURES: Fabspeed Motorsport...

Replace the worn-out or broken core of your factory Porsche 993 Turbo or Carrera catalytic converter(s) with a new high-performance HJS tri-metallic catalytic converter core. FEATURES: Fabspeed...

Achieve maximum power gains without sacrificing drivability or reliability. Maps are available for completely stock cars and modded alike. Increase the power and drivability by optimizing the ECU...

These modular headers are the perfect solution for any Porsche 911. Our United States patented RENNKRAFT® modular design features a quick release V-band connector that allows the owner to easily swap...

Purchase Disclaimer: Fabspeed Motorsport does not condone the use of emission defeat devices for any vehicles used on public streets or roadways. Fabspeed Motorsport will not tamper, remove, disable,...

PURCHASE DISCLAIMER: Fabspeed Motorsport does not condone the use of emission defeat devices for any vehicles used on public streets or roadways. Fabspeed Motorsport will not tamper, remove, disable,...

These modular headers are the perfect solution for any Porsche 911. Our United States patented RENNKRAFT® modular design features a quick release V-band connector that allows the owner to easily swap...

PURCHASE DISCLAIMER: Fabspeed Motorsport does not condone the use of emission defeat devices for any vehicles used on public streets or roadways. Fabspeed Motorsport will not tamper, remove, disable,...

The 996 did not mark the beginning of a new Porsche chapter, it marked the beginning of a new Porsche book. The prolific 911 was baptized and emerged water cooled, leaving the legendary air cooled...

Fabspeed's Cat Bypass Pipes replace the restrictive factory cats with straight pipe zero restriction pipes for significantly improved performance and sound. Porsche is constantly updating and...

Achieve maximum power gains and drivability without sacrificing reliability. Fabspeed Motorsport offers an alternative hybrid tuning method for vehicles equipped with latest generation of ECU's that...

Achieve maximum power without sacrificing drivability or reliability by optimizing the engine's air/fuel ratios, timing, and more. The 812 Superfast is an impressive car from the factory, there's no...

997 MAXFLO CARBON FIBER SUPER HIGHFLOW HIGH PERFORMANCE airbox cover lid for all 997 OEM base airbox systems   Fabspeed Motorsport engineers 3D laser scanned the OEM Porsche 996 finned airbox...

Purchase Disclaimer: Fabspeed Motorsport does not condone the use of emission defeat devices for any vehicles used on public streets or roadways. Fabspeed Motorsport will not tamper, remove, disable,...

Achieve maximum power gains and driveability without sacrificing reliability. Fabspeed Motorsport offers an alternative hybrid tuning method for vehicles equipped with latest generation of ECU's that...