GTHAUS Super GT Racing Exhaust (Includes Optional SUS SR Pipe) Titanium for 2012-2015 BMW 335i(BM0612405) 17125 Active Autowerke offers a Methanol-Water

Active Autowerke offers a Methanol-Water Injection Kit designed specifically for the E9X M3 to address heat soak issues caused by forced induction systems like superchargers and turbochargers

Plug-and-play with stock hardware

The lack of a dampener hub may mean a fair amount of harshness

0-5V data output feed for ECU

Bypass Setup Tool - 0-160 psi - 4 in Gauge - Mechanical Fuel Injection - Each

GTHAUS Super GT Racing Exhaust (Includes Optional SUS SR Pipe) Titanium for 2012-2015 BMW 335i(BM0612405) 17125 Active Autowerke offers a Methanol-WaterMeisterschaft Premium exhaust systems utilize traditional and modern styling to create the world's most advanced exhaust system. From the high polish exterior finish to the marvelous hand welds, Meisterschaft exhaust systems look as beautiful as they sound. Second to none. Meisterschaft, MUSA, and American Roar Racing exhaust systems provide the most unique exhaust notes that you'll find in the industry, period. Our exhaust systems are custom tailored