The DBA 4000 Series T3 slotted rear rotor for 2008–2013 BMW 128i is a direct-replacement single-piece performance rotor that upgrades braking response without complex modification. It uses DBA’s patented, world‑renowned T3 bi‑directional slot design to help evacuate gas and dust for more consistent pad contact, making it a practical choice for spirited street driving and occasional track use.
DBA 08-13 BMW 128i Rear 4000 Series Slotted Rotor