Doc's Auto Parts MaxFlow Performance Engine Air Filter DA4878X hub assembly and other unpainted metal components

and other unpainted metal components

Non-chlorinated formula that is safer for the environment and certain materials

OE design matches original equipment for seamless fit and performance

Doc’s Diesel Duramax ULV is the trusted choice for rugged reliability and long-haul peace of mind

these semi-metallic pads offer a perfect fit and durable

Doc's Auto Parts MaxFlow Performance Engine Air Filter DA4878X hub assembly and other unpainted metal componentsDocs Auto Parts MaxFlow Performance Engine Air Filters: Get more out of your engine with Docs Auto Parts MaxFlow Performance Engine Air Filter. Built to improve airflow, it helps your engine breathe easier for stronger throttle response and better overall performanceespecially when youre working it hard. The pre oiled filter media captures up to twice the dirt of standard paper filters, delivering cleaner air and helping protect your engine for the