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 : 93922 XA10583 CA12091 AF682J PA99209 A31433 WA10649, Kit Includes: 3x Air Filter, Kit Variations: K57-100075 K57-100657 K57-100944 K57-101416 K57-101796 K57-102176 K57-102556 K57-102936 K57-103316 K57-103696 KFL-100416 KFL-100668 KFL-100977 KFL-101454 KFL-102210 KFL-102769, Part Reference Numbers : 93922 XA10583 CA12091 AF682J PA99209 A31433 WA10649