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 : 83117 XA5707 CA9969 AF9969 AF1303 PA5707 A35707 49117, Kit Includes: 10x Air Filter, Kit Variations: K57-100062 K57-100492 K57-100784 K57-101071 K57-101794 K57-102174 K57-102554 K57-102934 K57-103314 K57-103694 KFL-100272 KFL-100478 KFL-101212 KFL-101378 KFL-102208 KFL-102767, Part Reference Numbers : 83117 XA5707 CA9969 AF9969 AF1303 PA5707 A35707 49117