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 : 83224 XA5787 CA10551 AF10551 AF1381 PA5787 A25787 49224, Kit Includes: 5x Air Filter, Kit Variations: K57-100299 K57-100604 K57-100892 K57-101402 K57-101782 K57-102162 K57-102542 K57-102922 K57-103302 K57-103682 KFL-100194 KFL-100836 KFL-101196 KFL-101806 KFL-102199 KFL-102758, Part Reference Numbers : 83224 XA5787 CA10551 AF10551 AF1381 PA5787 A25787 49224