BC RACING COILOVERS ER SERIES - BMW 3 SERIES E90 M3 06-13 (TRUE REAR COILOVER) Model-Golf GTI MK5 2.0TFSI From a refined daily driver

From a refined daily driver to a 700 BHP performance machine — the TRS S58 packages deliver the perfect balance of power

For those who already have a Bootmod3 (BM3) licence and would like to upgrade to TRS Perfomance fully custom tuning instead of BM3 OTS (off the shelf) tune the price is £480 for the base custom tuning

This helps increase the legendary CSL bark at lower RPMs and makes it sing all the way to the redline

This page is for the VIN unlock request

Compatible with the following Bosch MDG1 units:

BC RACING COILOVERS ER SERIES - BMW 3 SERIES E90 M3 06-13 (TRUE REAR COILOVER) Model-Golf GTI MK5 2.0TFSI From a refined daily driverThe BC Racing ER Series is a high performance coilover system featuring external reservoirs and completely separate compression and rebound damping adjustment. It builds on the proven quality of the BR and DS Series but adds far greater tuning control, making the ER Series ideal for drivers who want more precise handling balance on fast road cars and track focused builds. Key Features Digressive piston and damping curve External reservoirs with 30