Comp Cams .060 X 1.500 Spring Shim _label_In stock this test pipe is designed

this test pipe is designed to replace the restrictive factory catalytic converter

Chrome-finished housing

Thermal insulation wrap designed to manage exhaust heat and protect underbody components

Color Unpainted Black + Matte Black Front Lip

Bring stainless fasteners to install day — corrosion resistance matters on the front bumper area

Comp Cams .060 X 1.500 Spring Shim _label_In stock this test pipe is designedSpring Shims: . 060" Thickness, . 1500" O. D., . 645" I. D. These . 060" thick Valve Spring Shims with 1. 500" outside diameter and . 645" inside diameter are used to equalize the installed height of valve springs. Made from the highest quality shim stock, these shims are heat treated to stand up to radical cam lobes. Kits are also available.