AST 90-99 BMW 8-Series 840Ci (E31) Lowering Springs 2011-bmw-550i-esi2031496 By upgrading the anti-sway bars

By upgrading the anti-sway bars you reduce the amount of body roll and ensure improved handling while providing better traction

We add a dust protection system to prevent unwanted dirt and particulate from coming in contact with the hardened chrome piston rod or getting into the valve packs

to produce the perfect

The CSF B58 Thermal Rejection Competition Spacer is the next level upgrade for the B58 Super Manifold (CSF #8200)

These vehicle-specific springs lower your car’s center of gravity while keeping the comfort of OEM springs

AST 90-99 BMW 8-Series 840Ci (E31) Lowering Springs 2011-bmw-550i-esi2031496 By upgrading the anti-sway barsThe AST Lowering Springs reduce your cars center of gravity while maintaining the comfort of OEM springs. Designed as a direct OEM replacement, they are vehicle specific and crafted with premium materials on top quality Wafios coiling machines. Their progressive design balances a lowered stance with enhanced performance. With compatibility across over 3,000 models from 1966 upwards, these springs suit a wide range of vehicles. Backed by a lifetime