The StopTech GM Front Brake Packages are offered with and without Wilwood caliper kits. Available for popular GM cars, all kits include street performance brake pads, left and right side drilled and slotted rotors with braided brake hoses. Kits with calipers include Wilwood direct bolt-on replacement calipers for the factory original single calipers, that feature forged billet aluminum bodies, stainless steel pistons, and competition style high-temperature seals. You can also choose from black or red powder coating on kits with calipers.