Doc's Auto Parts Engine Air Filter DA10469Docs Auto Parts Engine Air Filters: Doc's Auto Parts Premium Engine Air Filters are built for reliable performance and everyday durability. They help block dirt, dust, and debris that can cause premature engine wear, keeping clean air flowing to your engine. A high quality silicone gasket creates a secure seal, even in harsh or dusty driving conditions, while deep pleated filter media captures more contaminants to support smoother operation, improved

fewer cold starts

Whether you're wrenching under the hood or hauling down the highway

Interval Fuel Treatment

DFD4627+DPA5642+D3806+D10643

Today’s ultra-low sulfur diesel (ULSD) lacks lubrication

INCREASED EFFICIENCY: The blended friction reducing agents provide an unmatched level of technology that enhances performance

CETANE BOOST: For cold starting and combustion

Doc's Ram 1500 3

cuts smoke and emissions

DGF431+D16453

Doc’s Diesel DEF Diesel Exhaust Fluid:

25 Micron @ 99% Efficiency Rating - 3rd Party Test Results