Fabspeed McLaren 650S Sport Catalytic Converters Exhausts Stock = 400 WHP /

Stock = 400 WHP / 369 TQ

Get the world's only and finest true Maxflo X-Pipe

Noticeable improvement in sports car sound and throttle response

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

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

Fabspeed McLaren 650S Sport Catalytic Converters Exhausts Stock = 400 WHP /Fabspeed 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