Bilstein B6 (DampTronic) 2015 BMW M3/M4 Front Left Monotube Strut Assembly Fabrication>Clamps A sweeping LED "needle" lines

A sweeping LED "needle" lines the edge of the gauge face for quick reference

They're also double walled to ensure a mirror finish - even under hard usage

you can fix exactly what's holding it back -- the handling and driving dynamics

All Belltech Anti-Sway bars include high grade mounting hardware

Bilstein B6 (DampTronic) 2015 BMW M3/M4 Front Left Monotube Strut Assembly Fabrication>Clamps A sweeping LED "needle" linesBilstein B6 Performance (DampTronic) dampers are a performance upgrade to OE dampers designed to be paired with OE factory springs. All of the active features of the factory electronic suspension, along with the factory controls, will be retained with the installation of these dampers. Each damper is rigorously tested for quality that meets or exceeds OE standards and features application specific valve settings with a monotube design to bring out the