YL CALIPERS/DRILLED ROTOR

Rear, 6-piston, weight-optimized, balanced big brake kit for BMW E82 135i. Features 20% lighter ST60R forged calipers, 50% better cooling airflow in Aerorotors, hard-anodized coating on calipers and rotor hats, and forged caliper brackets with mounting studs. Pads and stainless brake lines are included. Optimized for exclusive track use. Built for uncompromised braking performance on the racetrack with an ultra-rigid caliper design, less brake fade, model-specific piston sizing, and abundant pad options. Race calipers do not use dust boots on the caliper pistons and are only sold for racing or exclusive track activity. For any street use, the Trophy Sport kit should be selected. Periodic rebuilds and regular fluid changes are strongly advised. Trophy calipers are only available in dark-grey military-spec hardcoat.