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 : 83155 XA5625 CA10163 AF10163 AF1309 PA5625 A35625 49155, Kit Includes: 10x Air Filter, Kit Variations: K57-100137 K57-100401 K57-100697 K57-100984 K57-101722 K57-102102 K57-102482 K57-102862 K57-103242 K57-103622 KFL-100244 KFL-100471 KFL-101259 KFL-101415 KFL-102112 KFL-102671, Part Reference Numbers : 83155 XA5625 CA10163 AF10163 AF1309 PA5625 A35625 49155