Performance Parts for Sport Catalytic Converters

These patented modular Shelby GT500 RENNKRAFT® Sport Catalytic Converters are the perfect solution for any street and track focused GT500 owner. Adding significant power and sound, you have the option to go with ultra high-performance HJS German...

These Shelby GT500 Sport Catalytic Converters are the perfect solution for any street and track focused GT500 owner. Adding significant power and sound, you have the option to go with ultra high-performance HJS Catalysts. There isn't much to improve on...

The Porsche Macan is Porsche's most popular model and boasts the highest volume of sales. The Macan is a true enthusiast car, and dramatically benefits from a Fabspeed Sport Cat. You'll appreciate the more aggressive exhaust note and significant...

The Porsche Macan is Porsche's most popular model and boasts the highest volume of sales. The Macan is a true enthusiast car, and dramatically benefits from a Fabspeed Sport Cat. You'll appreciate the more aggressive exhaust note and significant...

FEATURES: Fits all BMW F12 / F13 M6 vehicles (2012+) Replaces the restrictive factory catalytic converters with high flowing 200 cell HJS catalytic converters for increased throttle response, and a more aggressive exhaust sound Constructed out of T304L...

FEATURES: Fits all BMW F10 M5 vehicles (2011+) Replaces the restrictive factory catalytic converters with ultr premium quality HJS German emissions technology extra large 200CPSI catalytic converters for increased throttle response, and a more...

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 exhaust volume, with a slightly sharper tone. FEATURES: ...

Our HJS GERMAN Sport Catalytic Converters replaces the restrictive McLaren Artura OEM catalytic converters with two ultra high-performance 200 cell HJS German-Imported Tri-Metallic high flow catalytic converters for improved performance and exotic...

Replaces the fragile OEM GT2RS titanium rear muffler with a high performance x-pipe for enhanced exotic sound, increased power and throttle response. Larger diameter CNC mandrel bent tubing for more power. Simple 30 minute upgrade to save your Titanium...

High-performance 200-cell HJS catalytic converters replace the restrictive factory primary catalytic converters for increased exhaust flow and improved power and sound. SOUND: Expect a mild but noticeable increase in sports car sound with these high flow...

Replace the factory catalytic converters and mid pipe on your V8 Vantage with our Genuine 200-cell HJS Sport Catalysts and free-flowing X-Pipe to improve exhaust flow, significantly increase power, and enhance the exhaust note. SOUND: Replacing the...

Give your BMW M240i more sound and performance with the world's biggest and very best high-flow catted downpipe. Fabspeed Motorsport's engineering team consulted with HJS Motorsport and chose the largest HJS catalytic converter that would fit the M240i...

Replaces the restrictive factory cats with the world's largest HJS German Imported European Certified European Homologated USA EPA compliant ultra high-performance 200-Cell sport cats for significantly improved exhaust flow, power, and exotic car sound...

  Replace the restrictive OEM ceramic GT2RS 700 cell catalytic converters with ultra free flow HJS German Imported tri-metallic race quality 200 cell HD cores that flow 92% to 93% of  a straight pipe.  Fabspeed Motorsport USA is the...

The ULTIMATE header system for the GT4RS is here! We took 30+ years of Porsche engineering experience and pulled out all the stops to design our RENNKRAFT® Long Tube Header System. After analyzing the factory system we decided to move the primary...

The 2023 Chevrolet Corvette C8 Z06 5.5l Twin Overhead Cam V8 will go down as one of the greatest engines of all time. Unfortunately GM had to meet noise restrictions and emissions laws. That’s where Fabspeed comes in. Using only the finest...

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Fabspeed Audi SQ7 Sport Catalytic Converters replace the restrictive factory cats with high-performance German-imported 200-cell HJS catalytic converters for significantly improved performance and sound. HJS Sport Cats are extremely efficient in...

Fabspeed Audi SQ8 Sport Catalytic Converters replace the restrictive factory cats with high-performance German-imported 200-cell HJS catalytic converters for significantly improved performance and sound. HJS Sport Cats are extremely efficient in...

Fabspeed's Sport Catalytic Converters replace the restrictive factory cats with high-performance German-imported 200-cell HJS catalytic converters for significantly improved performance and sound. HJS Sport Cats flow extremely well, flowing at 93 - 95%...