ALUMINUM BACKING PLATE FEATURES: TWIN CAM/SPORTSTER/EVOLUTION ENGINES
- The backing plate's one-piece design features our patented hidden breather technology, each breather is o-ringed at the heads and exits at the mouth of the throttle body. This creates a virtually closed look system which eliminates the need for any external hoses or hardware
- Smooth radius air inlet engineered to provide maximum airflow directly into the engine
- Available finishes: Standard Raw / Chrome / Matte Black Powdercoat
ALUMINUM BACKING PLATE FEATURES: MILWAUKEE-EIGHT ENGINES
- New patent-pending hidden breather backing plate technology. Each breather is o-ringed at the heads, passes through the backing plate and exits inside the mouth of the throttle body through specially formed shooter tubes
- Eliminates oil blow-bye issues associated with performance intakes on M8 engines
- Integrated patent-pending oil catch stops any excess breather oil from reaching the air filter. Oil catch is serviceable, simply bolt-on and off when your ready to wash/service the air filter
- Formed aluminum filter plate design with integrated mounting studs eliminates any internal mounting hardware
- Outer filter lip covers the urethane on the base of the air filter for a clean look
- Available finishes: Chrome / Gloss Black Powdercoat
PERFORMANCE AIR FILTERS: TWIN CAM/SPORTSTER/EVOLUTION ENGINES
- Each Big Sucker performance filter is handmade in the USA, choose from red pre-oiled cotton or synthetic filter media
- Red pre-oiled cotton performance filters are made from 4 layers of surgical grade cotton. Filters are washable/re-useable, filter service kits are available separately
- Synthetics performance filters are made from a black synthetic filter element that is wrapped in a stainless steel jacket. Synthetic filters are water resistant and do not require oil, they are also washable/re-useable
PERFORMANCE AIR FILTERS: MILWAUKEE-EIGHT ENGINES - Made from black pre-oiled cotton
- Engineered for optimum air flow and filtration. Perimeter flow design brings in air from all sides of the filter while filtering out all harmful debris
- Washable and re-useable, filter service kits are available
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