Shop the wide array of Hitch Accessories to get the most out of the trailer hitch on your 2004.5-2005 Chevy/GMC 6.6L LLY Duramax. Shop today and find Superior quality brands, such as RBP, Daystar, Monster Hooks, Dorman, Longhorn Fab Shop, and WeatherTech. Find the Hitch Accessories you need, such as need trailer hitch sleeves, hitch covers, or hitch pins. XDP offers a wide range of Hitch Accessories to help you get the most out of your vehicle's trailer hitch.