Is it time for a brake job If so, then pick up one of these Ford Racing Mustang GT 14 in. brake upgrade kits to help stop your Mustang more quickly and consistently. They include two vented 14 in. diameter rotors, two 4 - piston aluminum black anodized Brembo brake calipers, front and rear brake pads, front disc brake backing plates, and a set of four DOT - approved stainless steel brake lines. Decrease your stopping distance with one of these Ford Racing Mustang GT 14 in. brake upgrade kits.