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,...

Open up your Ferrari 812's V12 engine with our High Flow HJS Sport Cats. These sport cats feature German-made HJS 200 cell EURO 6 EC certified compliant tri-metallic catalytic converters. We use...

High-flowing catalytic converters that drastically increase exhaust flow compared to the factory bulky and restrictive catalytic converters. SOUND: Expect a mild increase in exhaust volume and a...

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,...

Direct replacement bolt-on, precision crafted pipes to replace 4 small, extremely restrictive OEM Ceramic Catalytic Converters.  FEATURES: Direct replacement bolt-on, pr

Genuine HJS Tuning catalytic converter cores for replacement/upgrade of restrictive factory cats.  This is an individual catalyst; welding required.                                        ...

The Maserati Levante finally has the roar it always should have had. The Ferrari sourced V8 performs great already but it dramatically benefits from a set of Fabspeed Motorsport Sport Cats. You'll...

Improves power and sound by increasing cold air flow to the engine by 20% in conjunction with a BMC F1 Air Filter.   FEATURES: 

Direct upgrade/replacement for OEM LDZ turbo resulting in significant power gains and quicker spool                                                                          

A smart upgrade for all 981 models, especially cars driven on track by professionals and amateurs alike. These heat shields protect the ignition coil packs and wires from extreme radiant heat...

Replace the restrictive McLaren GT OEM 700+ cell-per-square-inch (CPSI) catalytic converters with two ultra high-performance 200 cell HJS German-Imported Tri-Metallic high flow catalytic converters...

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,...

Houston, we're ready for take off! Get the highest performance per dollar modification and achieve incredible power gains (+60 WHP & +85 FT-LBS) without sacrificing driveability or reliability...

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 performance...

Give your G8x M3/M4 more sound and power with our high-flow catted downpipe. Fabspeed Motorsport's engineering team consulted with HJS Motorsport and chose the largest HJS catalytic converter that...

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,...

FEATURES: Fits all Maserati Ghibli V6 Turbo models (must specify Base or Q4 model) (Does not fit V8 Trofeo or Hybrid) Dramatic improvement in sports car sound and power throughout the RPM range;...

FEATURES: Fits Jaguar F-Pace S Models Only (3.0L Supercharged V6) 2016+ Increased throttle response and noticeable power gains  Get an aggressive rumble when you accelerate without any droning off...

High-performance bolt-on replacement for the heavy and restrictive OEM catalytic converter. Increase the power, sound, and throttle response of your 308. SOUND: Experience the way your 308 was meant...