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 : 83893 XA5841 CA10616 AF10616 AF1406 PA5841 A25841 49893, Kit Includes: 2x Air Filter, Kit Variations: K57-100504 K57-100796 K57-101083 K57-101263 K57-101643 K57-102023 K57-102403 K57-102783 K57-103163 K57-103543 KFL-100342 KFL-100768 KFL-101308 KFL-101439 KFL-101997 KFL-102556, Part Reference Numbers : 83893 XA5841 CA10616 AF10616 AF1406 PA5841 A25841 49893