Keeps damaging particles from entering the engine and causing increased engine wear, Improves engine response time Protects the operational performance of your engine, Reduces ecological footprint through fuel economy, Boosts fuel economy by 6% to 11%, 98% Efficiency Against Rocks And Other Debris on the Road, Part Reference Numbers : XA5352 CA8760 AF8760 AF1081 PA5352 A25352 42181, Kit Includes: 6x Air Filter, Kit Variations: K57-100202 K57-100607 K57-100895 K57-101182 K57-101392 K57-101772 K57-102152 K57-102912 K57-103292 K57-103672 KFL-100278 KFL-100780 KFL-101258 KFL-101683 KFL-102179 KFL-102738, Part Reference Numbers : XA5352 CA8760 AF8760 AF1081 PA5352 A25352 42181