Doc's Auto Parts Engine Air Filter DA10188 ATF4 5W-40 maintains its viscosity under

5W-40 maintains its viscosity under high heat and heavy loads

DH515100-2

E-coat corrosion protection failure within 5 years of installation

comfort grip for easy handling in oily

Doc’s Diesel Closed Crankcase Ventilation (CCV) Filters are designed to keep your engine running strong

Doc's Auto Parts Engine Air Filter DA10188 ATF4 5W-40 maintains its viscosity underDocs 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