Big Sucker Upgrade Air Filter, M8 Factory Oval

Performance air filter upgrade for factory HD Ventilator oval air cleaners and M8 "special" models equipped with factory oval air cleanersEach filter is made from high-flow black pre-oiled cotton media wrapped in a stainless-steel jacket for optimum airflow with a unique look Increased filter height specially designed to increase airflow while fitting into the factory backing plate & accepting the factory outer cover Over 22% more air filter surface area than filters found in factory oval air cleaners, each filter's high-flow performance filter media drastically improves airflow as well Dyna testing has shown up to a 3hp increase after installing the upgrade filter  on factory displacement M8 engines; up to 5hp gain for 124 big bore M8 enginesEach filter includes internal spacers & everything needed for quick & easy installationFitment: Oval Screaming Eagle Ventilator air cleaners & M8 special / ST models equipped with factory oval air cleaners California Air Resource Board: Executive Order D-639-12 California Prop 65:Learn More