Doc's Diesel RAM 6.7L Cummins 5W-40 Full Synthetic Oil + Filter Maintenance Kit 2025-2026Doc's Diesel Oil + Filter Maintenance Kits: Docs Diesel Oil + Filter Maintenance Kit's have everything you need to make routine maintenance easyfresh high quality engine oil and all the necessary filters in one box. No guesswork, no running around. Changing your oil and filters on time keeps your rig running strong. It cuts down on engine wear, helps you get better fuel mileage, and saves you from those big repair bills down the road. Diesel trucks

Mix 1-2 ounces of soap with water in a 5-gallon wash pail for a foamy solution

Versatile use on brake assemblies

Interval Fuel Treatment

Pour entire bottle into fuel tank before filling

This handy 15oz mug will keep your beverage hot or cold for hours

Instantly restores fuel flow in extreme cold

0L Cummins Fuel/Water Separator 2016-2019

Includes 1 set of Fuel Filters and 1 Oil Filter

Machine-balanced for a smooth

cuts smoke and emissions

Hub flange cracking or structural failure under normal load

and debris to protect your fuel system and keep your engine running at its best