Catalytic Converter Direct Fit

These modular headers are the perfect solution for any Cayman or Boxster. Our United States patented RENNKRAFT® modular design features a quick release V-band connector that allows the owner to easily swap between our German made HJS 200 cell cats...

These CAD designed and USA Patented modular headers are the perfect solution for any Cayman or Boxster owner looking for maximum increased power and sports car sound. Our patented RENNKRAFT® modular design features a quick release V-band connector...

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 between our German made HJS 200 cell cats and a cat bypass...

Get the absolute most power and sound from your 992 Twin Turbo without any check engine lights. This system exhaust mimics the valves open configuration of a 991 GT2 exhaust and because of the modular design if you find the setup too loud for everyday...

Get the absolute most power and sound from your 992 Carrera without any check engine lights. This system exhaust mimics the valves open configuration of a 991 GT2 exhaust and because of the modular design if you find the setup too loud for everyday...

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

Replaces the restrictive factory cats with high-performance HJS sport catalytic converters for maximum performance and sound. SOUND: Give your Murcielago a significant bump in volume and high pitched tone with our Sport Cats. Get a more aggressive...

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

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

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

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

Replaces the restrictive factory catalytic converters with high-performance 200-cell HJS catalytic converters for maximum performance and sound. SOUND: You can expect a slight increase in volume with these Sport Cats will make your F430 a bit louder than...

Replaces the restrictive factory catalytic converters with high-performance 200 cell HJS sport cats for maximum performance and sound. SOUND: These free flowing sport cats with will significantly improve the sound of your 360. Expect a slighlty louder...

Replaces the restrictive, failure prone factory catalytic converters with our high-performance HJS 200 Cell Tri-Metallic sport cats for maximum performance and sound. SOUND: Give your 348 a moderate increase in volume and tone. These Sport Cats will also...

Replace the restrictive factory primary catalytic converters with high-performance 200-cell HJS catalytic converters for increased exhaust flow, improved power and a sportier sound. SOUND: Unleash a much sportier exhaust note from your Ferrari by...