Eibach ERS 60mm ID Linear Tender Spring (50-60-0020) Spring Rate:371 lbs/in KW EDC Cancellation Kit for

KW EDC Cancellation Kit for your 2008-2012 BMW M3 (E90/E92/E93 Type M390) RWD eliminate persistent trouble codes that display when upgrading the suspension on a vehicle with electronically regulated dampers from the factory

It helps maintain the natural texture and appearance of leather

By installing the Eibach Anti Roll Kit

or simply want a sportier stance for daily driving

These arms are designed for use in high performance street and race vehicles

Eibach ERS 60mm ID Linear Tender Spring (50-60-0020) Spring Rate:371 lbs/in KW EDC Cancellation Kit forLinear Tender Spring by Eibach The ERS systems relies on a Main and Tender spring concept that provides a softer initial rate when both springs are compressed together, then delivers the desired firmer ending rate once the tender spring closes completely. The Main spring has a linear rate characteristic and determines the final rate of the system. The Tender springs are available in a variety of linear rate as well as progressive rate characteristics