AST 5100 Street Series Coilovers (No Top Mounts)- BMW M2 (F87 / F87 Competition)The AST 5100 Street Series coilovers for the BMW M2 F87 are engineered to deliver a major step up in handling precision, ride control, and driver feedback while remaining well suited to daily driving. Built around motorsport derived monotube technology, the 5100 Series offers consistent damping performance, improved heat management, and a sharper, more connected feel than typical twin tube suspension. The AST 5100 Series uses a high pressure monotube