BC Racing ER Series Coilover Kit Infiniti G37 2008-2013 / Nissan 370z 2009-2016 vendor_Bilstein Single Beehive valve spring set

Single Beehive valve spring set

Electroplated body for protection from corrosion and rust 12

Dirt track

Data Logging & Performance Testing

BC Racing ER Series Coilover Kit Infiniti G37 2008-2013 / Nissan 370z 2009-2016 vendor_Bilstein Single Beehive valve spring setPart #: V 02 ER The ER series coilovers feature large external front and rear fluid reservoirs with separate adjustments for rebound and compressions. An advanced twin piston shock design separates the ER series from rest of the pack, with pistons in both the shock body and the external reservoir for pinpoint accuracy. The external reservoir system holds dampening fluid separate for the main assembly, allowing more precise and repeatable shock