AST 5200 Series Coilovers | 2007-2013 BMW E90/E91/E92 M3 (RIV-B1603SD) YMM_2009_2013_BMW_Z4_II_E89 more resonant tone that enhances

more resonant tone that enhances the vehicle’s sporty character without excessive drone or noise

This bumper is tailored for BMW owners who desire a straightforward upgrade that combines style with practicality

Its design emphasizes aerodynamic efficiency and visual impact

Precise fitment is achieved through careful engineering

restoring your BMW's original handling characteristics

AST 5200 Series Coilovers | 2007-2013 BMW E90/E91/E92 M3 (RIV-B1603SD) YMM_2009_2013_BMW_Z4_II_E89 more resonant tone that enhancesAST 5200 Series Coilovers 20072013 BMW E90 E91 E92 M3 5200 Series Coilovers Part #: RIV B1603SD Overview The AST 5200 Series Coilovers are engineered for enthusiasts who demand exceptional handling and performance from their BMW E90, E91, or E92 M3. Whether you're a spirited street driver or a serious track day participant, these coilovers provide the perfect balance of comfort and precision. Designed with adjustable damping and ride height, they