Fabspeed McLaren 650S Sport Catalytic Converters Exhausts is strictly intended for closed

is strictly intended for closed track events and off-road use only

68 ft/lbs +73

Improves horsepower and torque by 15 whp and 12 ft-lbs

Achieve maximum power from the BMW M3 V8 engine without sacrificing drivability or reliability by optimizing the engine's performance

Big Old Backfires and explosions in a GT3 are common too and hurt muffler cases

Fabspeed McLaren 650S Sport Catalytic Converters Exhausts is strictly intended for closedFabspeed Motorsport USA was the world's very first company to design, engineer, and dyno develop McLaren systems. We replace the four restrictive factory OEM catalytic converters with two ultra high performance HJS German Racing 200 cell sport cats for maximum performance and sound, and no check engine light guaranteed. Utilizing our two development McLarens, MP4 12C and a 570S, we've experimented with many designs and were able (after copious testing