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 : 83065 XA5653 CA10165 AF10165 AF1329 PA5653 A25653 49065, Kit Includes: 2x Air Filter, Kit Variations: K57-100434 K57-100730 K57-101017 K57-101228 K57-101608 K57-101988 K57-102368 K57-102748 K57-103128 K57-103508 KFL-100185 KFL-100821 KFL-101170 KFL-101777 KFL-101957 KFL-102516, Part Reference Numbers : 83065 XA5653 CA10165 AF10165 AF1329 PA5653 A25653 49065