Unleash performance and sound from your Ferrari 812 with our High Flow HJS Sport Cats and X-Pipe Exhaust System. Our sport cats feature German-made HJS 200 cell EURO 6 EC certified compliant...

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

Fabspeed Motorsport USA was the world's very first company to design, engineer, and dyno develop McLaren systems. Replaces the four restrictive factory OEM catalytic converters with two ultra...

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Why We Choose HJS Catalytic Converters:  HJS German imported catalytic converters are made from some of the highest grade materials you can find in a catalytic converter. This yields high...

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,...

Our Sport Catalytic Converters Replaces the four restrictive McLaren 720S OEM catalytic converters with two ultra high-performance 200 cell HJS German-Imported Tri-Metallic high flow catalytic...

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 Shelby GT350/GT350R RENNKRAFT® Sport Catalytic Converters are the perfect solution for any street and track focused GT350/GT350R owner. Adding significant power and sound, you have...

Fabspeed sport cats replace the restrictive OEM 800 cell catalytic converters with HJS Emissions Technology catalysts guaranteeing NO CEL (Check Engine Light) (on US cars only). SOUND: Aside from...

Looking to get the most out of your G8x M3/M4? Fabspeed has the answer with our Turbo Back Exhaust Package. Starting with our Sport Cat Downpipes that feature high quality HJS catalytic converters...

Our HJS GERMAN Sport Catalytic Converters replaces the restrictive McLaren 750S OEM catalytic converters with two ultra high-performance 200 cell HJS German-Imported Tri-Metallic high flow catalytic...

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,...

Replaces the four restrictive factory catalytic converters with two ultra high-performance HJS German-imported 200CPSI HE EURO 6 sport catalytic converters for improved performance and sound. These...

Replaces the restrictive ancient factory catalytic converter with either a HJS 200-Cell Catalytic Converter or a straight-through pipe to maximize power and sound. The patented RENNKRAFT® design...

Replaces the restrictive factory catalytic converters with two ultra high-performance HJS German-imported Sport Cats for improved performance and hypercar sound. Clean and Green Performance from...

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...

The 2020 Supra 3.0 liter 6 cylinder is Toyota's anticipated return to the sports car relm. The Supra is a true enthusiast car and it dramatically benefits from a Fabspeed Motorsport Sport Cat...

Our HJS GERMAN Sport Catalytic Converters replaces the restrictive McLaren 765LT OEM catalytic converters with two ultra high-performance 200 cell HJS German-Imported Tri-Metallic high flow catalytic...