Bilstein B6 Damptronic Shock Absorber Front Left - BMW 3 Series E90 | E92 | E93 M3 M135i the ECU will require recalibration

the ECU will require recalibration to take full advantage of the increased flow/pressure available from the high performance HPFP

A specially engineered Y-split enables the reduction of streaming caused by the OPF without any compromise to the pressure pulse distribution

The result on a track (or during aggressive driving) is that there are many times when a normal gear diff supplies only intermittent power to the gripping wheel

Anything over that point and they bend

Bilstein B6 Damptronic Shock Absorber Front Left - BMW 3 Series E90 | E92 | E93 M3 M135i the ECU will require recalibrationBetter vehicle dynamics in any situation. Built to OE quality standards, the BILSTEIN B6 delivers increased performance when demands are high. Even without lowering you will get better vehicle dynamics for a comfortable street performance in town and on the highway. Perfectly adapted to suit series production electronic adjustment system Ability to switch rapidly from comfortable, everyday mode to sporty setting for journeys across rural roads and