Hypercoils OBD Quarter Midget Suspension Spring - 1.625" I.D. x 4.25" Tall - 140 lb. 1425012 which is ideal for use

which is ideal for use with most electronic fuel injection systems

Z-15 Shield

Proper fuel system engineering is critical for maximum performance

Chevrolet Silverado/GMC Sierra 3500 HD: 2001-2018

Hypercoils OBD Quarter Midget Suspension Spring - 1.625" I.D. x 4.25" Tall - 140 lb. 1425012 which is ideal for useHyperco's OBD design concept has proven to be a performance advantage in many forms of racing from Indy Cars and Sports cars, to Dirt and Pavement Late Models. And now, they are available for 1 4 Midget competition! HYPERCOILS because the most important race is the one you are in. Hyperco is a supplier of precision engineered, high performance suspension springs and related components supporting the Motorsports, Street Performance, and Off Road