2006-2007 Duramax LBZ 2500 & 3500 Parts & Accessories

The mighty Duramax LBZ-powered Silverados and Sierras are some seriously awesome and capable trucks even after all these years, and Tier One can help you keep up with the most modern Duramax and diesel trucks on the market with our selection of Duramax LBZ performance parts and accessories! We carry all the parts and accessories for 2006-2007 Duramax LBZ trucks that you need to totally transform your rig into a brutal, custom monster that can handle aggressive street driving, ripping around off-road, and tearing down the drag strip. Tier One has everything from our very own built Duramax LBZ transmissions and transmission rebuild kits that can hold more power than stock transmissions to Duramax LBZ performance upgrades like Duramax LBZ tuners, Duramax LBZ cold air intakes, Duramax exhaust kits, GM 2500 & 3500 leveling kits, GM 2500 & 3500 lift kits, and a whole bunch more. Tier One is your one-stop-shop for your Duramax LBZ build! Check out our built Allison transmissions or our built 4L80E transmissions. If you don't see something you're looking for, contact Tier One or call 602-399-5484!