BC Racing RM-Series Coilovers (I-23-RM) ORings_&_Crush_Washers TC5-HDR4 kit features ACT's most

TC5-HDR4 kit features ACT's most popular Heavy Duty pressure plate

Both of the one-piece sealed housings utilize the all new Injen Twist-lock System (Patent Pending) to securely attach the SuperNano-Web Dry air filter in place which eliminates the use of unnecessary hardware and provides a simple installation that anyone can accomplish

Low to intermediate torque

Adding air springs will eliminate many common issues faced when towing and hauling heavy loads

AWE's first SwitchPath Exhaust for BMW to incorporate drone-canceling 180 Technology

BC Racing RM-Series Coilovers (I-23-RM) ORings_&_Crush_Washers TC5-HDR4 kit features ACT's mostThe RM Series of coilovers by BC Racing are designed for those who are serious about their track use. The BC Racing RM series feature high quality damping adjustable monotube inverted dampers at the front or front and rear, depending on vehicle. The RM coilovers offer the majority of the features of the BR series but with the additional benefit of the inverted damper unit. Inverting the damper unit reduces unsprung weight, reduces heat transfer to the