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 : 83320 XA6114 CA10741 AF10741 AF1442 PA6114 A26114 49320, Kit Includes: 5x Air Filter, Kit Variations: K57-100235 K57-100494 K57-100786 K57-101498 K57-101878 K57-102258 K57-102638 K57-103018 K57-103398 K57-103778, Part Reference Numbers : 83320 XA6114 CA10741 AF10741 AF1442 PA6114 A26114 49320