Fabspeed Motorsport

Fabspeed McLaren GT Sport Cats (2020+)


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 for improved performance and enhanced EXOTIC car sound. Fabspeed HJS Sport Cats are extremely efficient in terms of air flow, flowing at 93 - 95% the rate of a straight pipe. The HJS Catalytic converters chosen by Fabspeed can support over 1200HP. These are giant 5.15" 130mm round units. The largest size that can be installed and fit a McLaren GT. These make more POWER than any catbypass pipes and or catbypass pipes tuned as well. Do OT COSIDER catbypass pipes as the car will OT un correctly and its ILLEGAL to install on a street car.


Fits all McLaren GT cars worldwide. 2020+ models.

HJS German Imported 200 CPSI tri-metallic EURO 6 homologated high performance catalytic converters are used exclusively to let the fantastic Grand Touring Mclaren really breathe.

Direct Bolt-on super high-performance catalytic converters that replace the OEM Mclaren GT catalytic converters.

Includes 2000 degree military specification thermal blankets to keep heat inside the pipes and protect your engine bay. Defense quality materials are used including 625 Inconel to reduce radiant heat. Heat reduction is even better than OEM Mclaren heat shieldings.

The largest HJS German catalytic converters were specifically chosen and utilized for the Mclaren GT after conferring with HJS German calibration engineering teams.

These are the world's 1st and best catalytic converters developed for the McLaren GT

They will release a lot more sports car sound and power guaranteed.

Optimized for maximum performance with NO catalyst generated check engine light, guaranteed

We use the largest HJS German massive catalytic converters offer the maximum size and surface area to scrub and clean the exhaust. They will flow 90% to 92% of a straight pipe and will make more power guaranteed than a cat bypass pipes.

No tune required to keep off a check engine light.

MAXIMUM Clean and Green emissions legal power.

Fabspeed Motorsport USA has more experience with Mclaren sports cats than any other aftermarket manufacturer in the world. We have built the world's 1st systems for each and every Mclaren released.

100% CAD designed, engineered, and built in house by certified welders.

All Fabspeed performance products are backed by the Fabspeed Lifetime Warranty