Active Autowerke G80/G82 M3/M4 Gen 2 Signature Equal Length mid-pipe (US Patent 11248511, UK and EU patent 3882441) n55 Use the GREEN FiIter Cleaning

Use the GREEN FiIter Cleaning KIT to help restore the life in your old GREEN filter

If you have an Alpha N

The Black Chrome tips are an exciting new finish which complements the trim on the G8X cars

all-new SIMON 4

Key Features: 40 Rwhp and 40 Ft lbs of torque Increases Higher torque over factory settings through RPM range Recalibrated settings for a smoother and more responsive part throttle transition Recalibrated settings for a smoother and more responsive power delivery Ability to tune all DME's Top speed limiter removed Tune available for 91 or 93 octane fuel

Active Autowerke G80/G82 M3/M4 Gen 2 Signature Equal Length mid-pipe (US Patent 11248511, UK and EU patent 3882441) n55 Use the GREEN FiIter CleaningAfter extensive research and development, ACTIVE AUTOWERKE has announced GEN 2 of our EL midpipes. We worked with our factories to create specially developed RESONATORS that remove rasp from the exhaust tones with minimal change in the volume of the sound. A side benefit is that this also resulted in a reduction in the "2k buzzing" annoying to some BMW owners as well as a reduction in the cold start rattle from the factory. We are recommending to