ST Suspension XTA PLUS 3 COILOVER KIT (ADJUSTABLE DAMPING WITH TOP MOUNTS) for 2008-2011 BMW M3(1820220867) 7100 With higher valve lifts and

With higher valve lifts and increased duration

7L Silverado and Sierra the right sound and performance without any of the annoying drone often found in four cylinder applications

Momentum intakes are designed with fewer parts for a quick and simple installation

Dual Rate Spring (148 lbs/in to 323 lbs/in Front)

ST Suspension XTA PLUS 3 COILOVER KIT (ADJUSTABLE DAMPING WITH TOP MOUNTS) for 2008-2011 BMW M3(1820220867) 7100 With higher valve lifts andThe XTA plus 3 coilover kit gives your car maximum performance for the road and the tools you need for any challenge. From the factory, the XTA plus 3 coilover kit is equipped with KW dampers that are adjustable in high and lowspeed compression as well as adjustable rebound damping. With 24 clicks of adjustment for each, high speed and low speed compression damping and 18 clicks of rebound adjustment, your suspension knows no limits. It doesn't matter