BC Racing RM Series Coilover Kit Subaru WRX / STI 2015-2021 | F-25-RM vendor_Bilstein Part #: 11109AA131

Part #: 11109AA131

The steel-backed segmented Kevlar disc increases surface pressure on the flywheel

Overall Width: 100mm (4

The Killer B Motorsport Holy Header was developed using state of the art CAD software & simulations to determine optimal design to increase power in the mid to high RPM range

Part #: 666 526 A

BC Racing RM Series Coilover Kit Subaru WRX / STI 2015-2021 | F-25-RM vendor_Bilstein Part #: 11109AA131BC Racing RM series inverted coilover system moved the vital damper fluid away from the detrimental heat sources to avoid overheating the fluid and causing damper fatigue under extreme conditions. The RM Series inverted coilover setup also handles high g loads better and is much more durable under stress situations, such as a race track. Another advantage is reducing unsprung weight by moving the heavy parts to the chassis mounting points. This is a