The HFM.Parts R33/R34 GTR front slotted rotors are a direct replacement of the OEM rotors and are slotted curved vane rotors that are 60% more efficient in cooling to help avoid brake fade.
HFM Two piece rotor offers a significant weight saving, uniform expansion that allows the rotors to expand & contract with changes in temperature, rotational mass, and quicker heat dissipation. Saves over 1kg each side compared to the HFM 1 piece rotors.