Replace the corroded or worn-out clamps on your 2004.5-2005 Chevy/GMC 6.6L LLY Duramax with the T-Bolt & Constant Tension Clamps available. Whether you need a worm drive, T-bolt, or barrel hose, you'll find what you need for your connection. Featuring a stainless steel construction and available in a range of diameters from 1" to 6.5". High-quality brands such as Turbosmart, Vibrant, Mishimoto, BD-Power, Dorman, PPE, and DEI are available at XDP!