BC Racing BR RA Coilovers for BMW E91 E93 2005-2011 I-17-BR-RA ford-focus-mk4-all-esi4701154 the inlet bore diameter has

the inlet bore diameter has now been increased from 51mm to 70mm outer diameter

Part number 200001106

vibration or harshness to your BMW

Although this intercooler is large

Bilstein Part Number: 48-166560

BC Racing BR RA Coilovers for BMW E91 E93 2005-2011 I-17-BR-RA ford-focus-mk4-all-esi4701154 the inlet bore diameter hasSupplied in default spring rates, at the time of writing are: 5. 5 10KG Please note that these may be adjusted by BC based on customer feedback, if you require a specific spring rate, please contact us. LISTING IMAGE IS GENERIC The BR series coilovers use a large 46mm diameter piston in a 53mm diameter damper body to maximise oil capacity. As the damper unit operates the oil contained within heats up. The viscosity of oil changes as its temperature