Downpipe Kit with 200CPSI Racing catalyst for BMW M3/M4 F80/82/83 without GPF!
- made out of high quality stainless steel 1.4301 (SS304)
- complete Ø3 Inch and adapter for stock exhaust
- Racing Metal Catalytic Converter (200CPSI with high quality EURO 6 coating)
- 100% perfect fit, replace OEM
- less thermal load on the turbocharger
- more power by reducing back pressure
- significantly more torque