Doc's Auto Parts MaxFlow Performance Engine Air Filter DA11539X DDEX6 84% Efficiency Rating - Efficiency

84% Efficiency Rating - Efficiency SAE J1985 3rd-Party Test Results

Installing a Doc’s Auto Parts Cabin Air Filter won’t affect your vehicle’s warranty

Includes 1 Fuel Filter and 1 Oil Filter

6L Duramax Severe-Duty Front/Rear Brake Pads 2011-2019

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

Doc's Auto Parts MaxFlow Performance Engine Air Filter DA11539X DDEX6 84% Efficiency Rating - EfficiencyDocs 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