AIRTEC Motorsport Downpipe Sports Cat for BMW G Series – M2, M3 & M4 chip lip Currently the only manufacturer offering

Currently the only manufacturer offering the all-important air ram guides

Prosport 20/45mm Lowering Springs: Expert LWB Panel Van 2

This means the solenoid controls the air pressure that is used to open and close the piston

Because of the soft spring and the solenoid valve that is in-line with the vacuum hose

Model year - F36 chassis type from Nov 2014 onwards

AIRTEC Motorsport Downpipe Sports Cat for BMW G Series – M2, M3 & M4 chip lip Currently the only manufacturer offeringBy replacing the restrictive primary catalytic converters located in the original downpipes with specially designed high flow sports cats, or removing them entirely with our optional de cat downpipes, back pressure is 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