Quick view Stoptech StopTech 07-08 BMW M3 (E92) Front Trophy Sport BBK 355x35 ST-40 Slotted Rotors/Pads/SS Lines - 83.160.4C00.R1 Compare $4,799.80 $4,319.99 The ultimate street braking system; with naturally anodized lightweight components adapted from our racing program. They use the same STR calipers; AeroRotors(R) and AeroHats(R) as the Trophy Race BBKs; but add silicone dust boots to extend service... Add to Cart Add to Cart