SP Performance Diamond Slotted Rotors w/ Gray ZRC Coating Vented 5 Lug Front 320mm Audi A4 2009 | D01-319

SP Performance Diamond Slotted Brake Rotors perform like the slotted rotors, with the added bonus of the dimples. The slots on the brake rotor surface are used to expel the brake dust away from your braking surface and wheels, keeping the braking surface cooler. The Dimples, or Diamonds, on the surface of the rotor keep the braking surface cool, without the risk of forming stress cracks like the cross drilled rotors. All SP Performance Brake rotors are machine balanced and disc ground and meet OEM specification. The Diamond Slotted Brake rotors are direct replacements to your existing brake ro