Doc's Auto Parts Engine Air Filter DA11876Docs 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

and has lower cetane ratings that hurt performance

Doc's Ram 6

Doc's Diesel & Hot Shot's Secret are partnering to bring their #1 stiction removal product and Fuel Treatment to the Doc's Family with Interval Oil Treatment and Interval Fuel Treatment

Safe for ceramic

1 Transmission Filter

Avoids derates and downtime from low or poor-quality DEF

or winter driving — no worries about blow-by messes or oil leaks

Doc's Diesel 10W-30 Full Synthetic Heavy Duty Diesel Oil is built for hard-working diesel engines

Front: 60% Cotton / 40% Polyester blend

Full synthetic formulation with improved cold flow and oxidation resistance

Transmission Fluid Drain and Refill Capacity: 5

whether you’re operating a modern emissions-compliant fleet or keeping an older workhorse on the job