Wilwood Wilwood Narrow Superlite 6R Front Hat Kit 13.06in 1999-2012 Subaru WRX w/Lines - 140-12874 $2,131.35 $1,902.99 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 simplified... Add to Cart