Bilstein B6 2006 BMW 325xi Base Front Left 36mm Monotube Strut Assembly Engine Components>Intake Manifolds meaning that both air springs

meaning that both air springs will inflate or deflate to the same pressure

wide core that completely fills the front bumper opening for maximum airflow through the core

Caterpillar

and a premium EPDM inlet trim allows for a precise seal

preventing pressure creep

Bilstein B6 2006 BMW 325xi Base Front Left 36mm Monotube Strut Assembly Engine Components>Intake Manifolds meaning that both air springsBilstein B6 Performance dampers are a performance upgrade to OE dampers designed to be paired with the OE factory spring. 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. B6 Performance dampers will provide improved safety and handling performance with the added benefit of world famous