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Doc's Diesel Shop Rag 14" x 14" hanging out of the back pocket of a working man in jeans

FREE Shop Rag on orders 99+.

Our Shop Rag is perfect for all of your cleaning needs. Top-notch quality makes it easy to keep your work area clean! Made of 100% cotton and measures 14" x 14".

Doc's Diesel Shop Beanie worn on a blonde man standing in front of a truck

FREE Doc's Beanie and Shop Rag on orders $249+

Stay warm and comfortable in our waffle-stitch Shop Beanie. Whether you're wrenching under the hood or hauling down the highway, you'll be ready for anything in our sturdy beanies.

Doc's Diesel Shop Banner

FREE Shop Banner, Doc's Beanie, and Shop Rag on orders $499+

Show your Doc's pride with our durable 2'x4' automotive banner. Features built-in grommets for easy hanging in your garage or workspace.

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COMPLETE FILTER KITS

Complete Filter Kits

For all your diesel truck's filter needs for Cummins, Powerstroke, Duramax, EcoDiesel, & TDI.
OIL/ADDITIVES

Oil/Additives

High Quality Oils, Transmission Fluids, Additives + Other Fluids Doc's Diesel partnered up with Hot Shot's Secret to give you the best oil and additives in the game! Give your vehicle the Diesel T...
FUEL FILTERS

Fuel Filters

Doc's Diesel Fuel Filters Doc's premium replacement fuel filters remove contaminants such as dirt, rust, and debris from the fuel before they reach the engine, and protects various components of...
FUEL / WATER SEPARATORS

Fuel / Water Separators

Filtration matters, that is why our fuel water separator are crafted from high-grade filter medium that provides maximum filtration and minimal flow restriction.
OIL FILTERS

Oil Filters

 Doc's Diesel Oil Filters   Doc's premium replacement oil filters remove contaminants such as dirt, metal shavings, and debris from the engine oil, which promotes optimal engine health, reduced fri...
TRANSMISSION FILTERS

Transmission Filters

Helps to remove dirt and contaminants from the automatic transmission fluid.
Air Filters Collection Image
AIR FILTERS

Air Filters

Doc's Diesel Engine Air Filters   Doc's line of replacement engine air filters are designed to provide maximum protection against contaminants and minimize engine wear. Our durable filters feature ...
cabin air filter
CABIN AIR FILTERS

Cabin Air Filters

Doc's Diesel Cabin Air Filters Doc’s premium replacement Cabin Air Filters not only trap particles and eliminate odors but also ensure a high airflow. By capturing dirt, dust, pollen, and other ...
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