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 : 83211 XA10004 CA11413 AF11413 AF1599 PA6276 A36276 49211, Kit Includes: 10x Air Filter, Kit Variations: K57-100045 K57-100560 K57-100851 K57-101138 K57-101595 K57-101975 K57-102355 K57-102735 K57-103115 K57-103495 KFL-100193 KFL-100812 KFL-101182 KFL-101788 KFL-101942 KFL-102501, Part Reference Numbers : 83211 XA10004 CA11413 AF11413 AF1599 PA6276 A36276 49211