Hypercoils 9-1/2" Front Coil Spring - 5.0" O.D. - 625 lb. 935121 3/8" Transmission Cooler Line to

3/8" Transmission Cooler Line to 3/8" NPT Hose Barb

2001-2010 GMC Sierra 2500 HDVehicle Applications: Chevrolet Silverado 1500 HD 2003-2001

A must for drag racing

NecksGen REV 2 LITE uses the quick release helmet attachment system proprietary on all NecksGen products

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Hypercoils 9-1/2" Front Coil Spring - 5.0" O.D. - 625 lb. 935121 3/8" Transmission Cooler Line toHypercoils 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