Prothane Rear Coil Spring Isolator - Black - Ford Mustang 1979-2004 89402 Good for daily driven street

Good for daily driven street machine

1977-1979 Pontiac Bonneville

or cam gear bolts

Includes Flanges and Installation Hardware

Complete with a check valve and fittings

Prothane Rear Coil Spring Isolator - Black - Ford Mustang 1979-2004 89402 Good for daily driven streetPROTHANE 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,