... pressure and sealing action in the Hydraulic brake system, clutch control system and afterburner pump system of the cars, light trucks, vans ... pressure and sealing action in the Hydraulic brake system, clutch control system and afterburner pump system of the cars, light trucks, vans ... low temperature(-30~50℃), and Anti-swellable to the brake fluid(including synthetic fluids, mineral oil). We must ensure ...