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Greater Filtration Surface Area
Designed to fit 1998-2002 LS1 GM F-body
10 AN Male O-Ring to 8 AN Male O-Ring
in the case of a double spring
highest performing four-inch case street muffler We've ever built
Swift Coil-Over Spring - Barrel Type - 2.5" ID x 16" Tall - 80 lb. 35500 Greater Filtration Surface AreaINCREASE TRACTION, LESS UN SPRUNG MASS, MORE STROKE, INCREASED HANDLING. THE ONLY THING YOU WILL BE LOSING IS TRACK TIME. As you might know, United States are the largest racer populated country in the world. Through our experiences from extensive testing in world class racing in Europe and Asia, we have great confidence that we can provide the same results in the US. Swift specifically designed a standard measurement race springs to accommodate
