BC Racing ER-Series Coilovers (N-05-ER) 3103 This replacement bellow is covered

This replacement bellow is covered by a limited lifetime warranty

Detailed installation instructions provided

Another huge benefit with our aluminum tanks is the tremendous weight savings you will see over a standard steel tank

Guaranteed to outperfom the competition

BC Racing ER-Series Coilovers (N-05-ER) 3103 This replacement bellow is coveredOur newest and most advanced model yet is the ER series coilover. It features large external reservoirs front and rear, separate rebound and compression adjustment and a twin piston design. The external reservoirs hold much more oil than the conventional coilovers, allowing the coilover to operate for a much longer period of time before overheating. The external reservoirs also house the secondary piston, which allows for the adjustment of