Downpipe Kit for BMW F83-series S55 B30 A engine
Brand: BMW
Type: M4 Competition
Model: BMW 4 series F83
Downpipe Kit with 200CPSI Racing catalyst and OPF for BMW M4 Competition
made out of high quality stainless steel 1.4301 (SS304)
complete Ø3" / 76mm and adapter for stock exhaust
200CPSI EU6 Racing Metal Catalytic Converter with OPF
100% perfect fit, replace OEM
less thermal load on the turbocharger
more power by reducing back pressure
significantly more torque
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