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 : 83043 XA6093 CA10522 AF10522 AF1514 PA6093 A16093 49043, Kit Includes: 10x Air Filter, Kit Variations: K57-100186 K57-100591 K57-100880 K57-101167 K57-101858 K57-102238 K57-102618 K57-102998 K57-103378 K57-103758, Part Reference Numbers : 83043 XA6093 CA10522 AF10522 AF1514 PA6093 A16093 49043