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DmaxStore Billet Fuel Cap
Fits 2020-2022 GM 1500 LM2 3.0 Diesel
This fuel cap was designed specifically to fit the LM2 Duramax Diesel Trucks and fits snugly into the factory filler neck without hitting any of the flaps inside the filler neck. It comes with a double o-ring seal to ensure a tight fit and keep contaminants out of your fuel tank. It is constructed of T6 6061 Aluminum and features high quality o-rings that will last for many years to come.