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 : 83102 XA5820 CA10115 AF10115 AF1358 PA5820 A35820 49102, Kit Includes: 11x Air Filter, Kit Variations: K57-100232 K57-100546 K57-100837 K57-101124 K57-101418 K57-102178 K57-102558 K57-102938 K57-103318 K57-103698 KFL-100321 KFL-100791 KFL-101240 KFL-101514 KFL-102213 KFL-102772, Part Reference Numbers : 83102 XA5820 CA10115 AF10115 AF1358 PA5820 A35820 49102