KNS/DBA 4K rotors are manufactured by DBA and feature the same 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 as pair of two rotors; choose front or rear.

Fits all 2008-2014 Subaru WRX STI.