Up for sale is a PCM / Crusader exhaust riser gasket for GM 5.0, 5.7 and 6.0 engines part number RM0282. The gasket is 5 7/8" outside diameter and 3 3/4" inside diameter We have these made to the same strict tolerances as the original equipment. These are high quality American made gaskets.  We ship USPS Mail for quick delivery and easy tracking.  Check out my other items!