Bilstein B8 Shock Absorber (Rear Left) - BMW X5 E70/X6 E71 Race Safe Smooth radius entry optimizes fuel

Smooth radius entry optimizes fuel flow

no permanent modifications required

filtered air is routed back through the engine to promote negative crankcase pressure for optimal performance

bolt-in upgrade with no custom plumbing required

If upgrading injectors

Bilstein B8 Shock Absorber (Rear Left) - BMW X5 E70/X6 E71 Race Safe Smooth radius entry optimizes fuelBilstein B8 High performance shock absorbers for sporty cars: Bilstein B8 gas pressure shock absorbers offer the perfect performance enhancement to go with the sporty look of lowering suspension kits. The specially shortened high performance shocks guarantee the required spring tension for lowering springs and therefore support the sporting and dynamic driving experience. Product Features For use with lowering spring sets and production sport