Find replacement fuel lines for your GMC Sierra Duramax Diesel Trucks. These fuel lines are for Cab & Chassis, crew cab, extended cab, or regular cab models made in 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, and 2010. Make sure you select the correct fuel lines for the model of your Duramax truck.