Quick view Wilwood Wilwood Forged Narrow Superlite 6R Big Brake Front Brake Kit - 18" Min Wheel Dia - 6 Piston - Slotted Rotor - Nissan 370Z The unsurpassed braking capacity of the Forged Narrow Superlite 6R six-piston caliper serves as the base of this group of 13”-14” big rotor kits for these popular late model vehicles. FNSL6R kits are engineered application specific for... $2,118.49 Choose Options 1 2 3 4