AIRTEC Motorsport Downpipe De-Cat for BMW G Series – M2, M3 & M4 R56 Cooper S and our customers report faultless

and our customers report faultless performance

Our technicians have hands-on experience with this system and can advise on tip selection and set-up

GREATER THROW REDUCTION THAN ANY OTHER BRAND

This premium cotton-gauze

AIRTEC Motorsport Downpipe De-Cat for BMW G Series – M2, M3 & M4 R56 Cooper S and our customers report faultlessBy removing the restrictive primary catalytic converters located in the original downpipes, back pressure is hugely reduced, which effectively improves the engines breathing by allowing it to expel gases more quickly. This in return means faster throttle response, increased power output and a more aggressive exhaust note. Complete with replacement fitting kit, the downpipes will mate to a standard or aftermarket exhaust system and come wrapped in a