Doc's Diesel RAM 6.7L Cummins 5W-40 Full Synthetic Oil Change Kit 2025-2026 1989-2005 Adjustable closure

Adjustable closure

or high-load applications

A non-serviceable filter will be integrated and not accessible for replacement without replacing the entire valve cover assembly

Removes 50% more stiction than competitors (verified by 3rd party ASTM Testing)

Doc's Tip: Longer duration with transmission filters removed from the transmission will allow for more fluid to drain

Doc's Diesel RAM 6.7L Cummins 5W-40 Full Synthetic Oil Change Kit 2025-2026 1989-2005 Adjustable closureDoc'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