Doc's Diesel Chevrolet/GMC 6.6L Duramax 15W-40 SEMI Synthetic Oil Change Kit 2001-2019 1999-2004 Not only does Interval Oil

Not only does Interval Oil Treatment improve power and fuel economy

000 miles or 15

Water based and will not dry out surfaces

DGF429+DPA10660+DF209+D3977+D5399+D15W40SEMI

Doc's Diesel Chevrolet/GMC 6.6L Duramax 15W-40 SEMI Synthetic Oil Change Kit 2001-2019 1999-2004 Not only does Interval OilDoc's Diesel Oil Change Kits: Doc's Diesel Oil Change Kits keep your diesel rig running strong without the hassle of hunting for parts or guessing on oil. Our DIY Diesel Oil Change Kit is perfect for truck owners who know their way around a wrench but want to skip the hassle of piecing it all together. Spend less time prepping and more time driving. With fresh engine oil and a new filter, youll reduce engine wear, improve fuel efficiency, and avoid