Hypercoils 12" Coil-Over Spring - 2-1/2" I.D. - 325 lb. SP130BK FIRST to offer complete Performance

FIRST to offer complete Performance Polyurethane suspension bushing Master Sets for front-to-rear coverage of vehicle suspensions for popular import and domestic vehicles-called THE HYPER-FLEX SYSTEM

New secondary pump cam lever designed to provide positive throttle stop on secondary side

E85 / E100 / M100 / Racing Fuel

NOTE: The aluminum crimp collar no longer comes with this hose end (it is available separately)

Hypercoils 12" Coil-Over Spring - 2-1/2" I.D. - 325 lb. SP130BK FIRST to offer complete PerformanceHypercoils are manufactured from the highest quality chrome silicone steel and high tensile chrome silicone steel available in the world. The material used in producing Hypercoils undergoes two separate magnaflux inspections. Once before manufacture and again after coiling. These inspections insure the wire is free from surface imperfections which, if gone undetected could lead to spring failure. The life of a suspension coil is directly related to