KNS/DBA 4K Rotors are manufactured by DBA and feature a heat-treated high carbon alloy and pillar vane thermal venting of the DBA 4000 series rotors. These are high-precision iron castings with anti-corrosion coated center hubs. 

Sold as a pair of two rotors; choose front or rear.

Fits all 2008-2014 Subaru WRX