Bilstein B8 2008 BMW M3 Base Rear 46mm Monotube Shock Absorber Suspension>Leveling Kits The HF6-2 is one of

The HF6-2 is one of Vossen's Hybrid Forged 6-lug designs

This tube has a built-in resonance chamber to catch un-wanted air intake noises

double-bellows air spring in the original factory coil location

the intake tube and the paper filter

Bilstein B8 2008 BMW M3 Base Rear 46mm Monotube Shock Absorber Suspension>Leveling Kits The HF6-2 is one ofBilstein B8 Performance Plus dampers are a performance upgrade to OE dampers designed to be paired with aftermarket lowering springs. These dampers offer application specific valve settings with a monotube design to bring out the best handling performance of a vehicle. Each damper is rigorously tested for quality that meets or exceeds OE standards. B8 Performance Plus dampers are the ideal solution for pairing with a lowering spring for improved