MBM PBUCT6772-K - Chevy GMC Truck 8" Dual Power Brake Booster kit COMPLETE 8" DUAL Diaphragm BRAKE BOOSTER WITH Bracket Pedal Assembly, Proportioning Valve kit, and Vacuum Hose This is a PREMIUM made MBM booster kit, so the quality is untouchable and speaks for itself. Application info: Bolts directly on yfirewall. Will increase ystopping ability 27% over the stock or single units out there. Uses original pedal assembly