Hypercoils 8" OBD Coil-Over Spring - 2-1/2" I.D. - 175 lb. 1443A23 These auto racing shoes feature

These auto racing shoes feature a soft suede leather outer layer coupled with a flame retardant Pyrovatex ® liner and padded ankles

Avoid stacking

1959-1959 GMC F350

Throttle body recommendations: Factory OEM or aftermarket

Ideal For Street Applications

Hypercoils 8" OBD Coil-Over Spring - 2-1/2" I.D. - 175 lb. 1443A23 These auto racing shoes featureOptimum Body Diameter (OBD) Hypercoils feature a unique design concept that adjusts the body diameter of the spring relative to the end coils. The OBD design enables Hyperco to take full advantage of its ultra high tensile material by optimizing the applied stress through adjusting the spring's body diameter. HYPERCOILS because the most important race is the one you are in. Hyperco is a supplier of precision engineered, high performance suspension