Fabspeed Motorsport

Fabspeed Shelby GT350 / GT350R RENNKRAFT™ Modular Sport Catalytic Converters (2016-2020)


These modular Shelby GT350/GT350R REKRAFT™ Sport Catalytic Converters are the perfect solution for any street and track focused GT350/GT350R owner. Adding significant power and sound, you have the option to go with ultra high-performance HJS German Imported HD Catalysts or our modular design featuring a quick release V-band connector allows the owner to easily swap between our German made HJS 200 cell cats and a cat bypass “straight pipes” for all out competition race track use (patent pending). REKRAFT™, translated from German is “race power”. These unique Sport Catalytic converters offer true street and racetrack functionality in an innovative precision engineered package.


Fits all Ford Shelby GT350/GT350R vehicles (2016-2020)

Impressive dyno proven power gains of 21 whp and 27 ft/lbs of TQ with the Sport Cats

The HJS Catalytic Converters will support 1200HP+

Includes Cat-Bypass Pipes for off-road and track days ONLY

Modular design that uses a V-band clamp so one can quickly swap between cats and cat bypass

With the RENNKRAFT™ system, you can quickly install our QUICKTRACK™ cat bypass pipes for Racing and all out Race track-only competition events

Switching to cat-bypass for track events prevents catalytic converter degradation during all out competition racing abuse

Designed from 3D scans using our Creaform Handyscan 700 and CAD designed so we can achieve perfect bolt-on fitment

German-made HJS HD tri-metallic 200-cell EURO 6 homologated catalytic converters for best performance and reliability - the largest catalytic converters that will fit in the factory location for maximum flow

Fabspeed is the exclusive North American & South American importer and distributor for HJS Emissions Technology with HJS warranty

Sport Cat variation will flows 90%-93% of a straight pipe

Optimized for maximum performance with NO catalyst generated check engine light, guaranteed, when Sport Cats are installed

No ECU tune required

NOT EPA or CARB Certified and not be used on street driven vehicles