GKTECH HFM.PARTS 324MM R33/R34 GTR 2 PIECE SLOTTED ROTORS (SOLD AS A PAIR) (Order in)NOTE: This item is specially ordered from GKTECH Australia and usually takes around 3 4 weeks to arrive. Listing is for: 1x Pair of rotors 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