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Engineered using premium materials and advanced construction techniques
HP4-XTSS kit features an Xtreme pressure plate for the most demanding driver
and volts on your vehicle
Batteries not kept at full charge become sulfated
Active Autowerke G80/G82 Race exhaust GOLIATH w DUMP / carbon over brush tips (11-116CD) 1848 Engineered using premium materials andActive Autowerke presents the Signature Race Only catback exhaust system specifically designed for the BMW G80 M3 and G82 M4. Engineered using our extensive performance tuning experience with BMW M cars, this exhaust replaces the factory system with a single mid pipe design for maximum flow and a deeper, louder tone. It is intended for race use only and is fully open without OEM valves. This system features an exhaust DUMP located just after the