Prothane Rear Coil Spring Isolator - Black - Ford Mustang 1979-2004 Water Injection Nozzle all Hawk Performance rotors and

all Hawk Performance rotors and pads are subjected to rigorous testing on brake dynamometers designed to accurately simulate real world applications - from professional racetracks with speeds in excess of 200 MPH to off-track street driving applications at speeds below 30 MPH

1988-1990 GMC Jimmy

GM 1964-80

Closed bottom allows for wall storage

Prothane Rear Coil Spring Isolator - Black - Ford Mustang 1979-2004 Water Injection Nozzle all Hawk Performance rotors andPROTHANE has exclusive and innovative technologies that guarantee stability and high performance every time. Each of our products is specifically tailored to exact specifications of resiliency, performance and durability for the specific application. That is why the PROTHANE products are greatly superior. Coil Spring Insulator Reduces Noise Looks GreatProthane manufactures high performance bushings and driveline components. From bushings, bump stops,