AIRTEC Motorsport Downpipe De-Cat for BMW G Series – M2, M3 & M4 turn14-product-not-found-review Coolant Filter Kit

Coolant Filter Kit

The Boomba Blow Off Valve utilizes an ECU-controlled solenoid that provides both vacuum and boost pressure

Comes with fitting guide

ALX14-21Tun6'7w/oDRS

Specs Brand: J's Racing MPN: GTR304-S1-70RSW

AIRTEC Motorsport Downpipe De-Cat for BMW G Series – M2, M3 & M4 turn14-product-not-found-review Coolant Filter KitTechnical Data By 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