Doc's Auto Parts Engine Air Filter DA10497 1999-2003 DGF431+D16453+DPA6314+D3705+DOCS5W40-3

DGF431+D16453+DPA6314+D3705+DOCS5W40-3

Powered by Hot Shot's Secret the 15W-40 Semi Synthetic Heavy Duty Diesel Engine Oil is a CK-4 specification additive package built with synthetic group III base oils

Improves stability by extending DEF shelf life and preventing degradation

DOCS15W40-192

Using high-quality DEF protects expensive SCR components and helps your truck stay compliant without constant shop visits

Doc's Auto Parts Engine Air Filter DA10497 1999-2003 DGF431+D16453+DPA6314+D3705+DOCS5W40-3Docs 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