Every owner of a GM Duramax Diesel truck should be made aware of the giant selection of Duramax Diesel performance parts and accessories we keep stocked, available from Huckstorf Diesel Pump and Injector Service Inc. of Wisconsin. The line of GM Duramax 2004.5-2005 LLY diesel engines can benefit from our inventory. Replacement parts can improve every detail of your Duramax diesel fuel injection. Air intake systems by AFE are superb Chevy diesel performance parts. GM engine accessories like pressure pumps, injectors, gaskets and seals also equate to optimal Chevy diesel performance. Our vast arrangement of exhaust systems and tips are customized to suit the individual style of your truck and function as the top pipes on the market. GM FASS fuel pump and Duramax fuel supply pumps enhance your fuel supply system immediately after installation. A variety of welded steering and suspension kits improve on the factory units by adding additional support. Turbochargers are also available to fit any complex turbo requirements, from racing to towing. Fine tune with diesel additives, gauges and FASS replacement filters. We’ll have your GM Duramax 2004.5-2005 LLY diesel engine running better than ever.