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 : 83450 SEE XA6124 CA11116 AF11116 AF1495 AF6124 49450, Kit Includes: 2x Air Filter, Kit Variations: K57-100333 K57-100632 K57-100919 K57-101245 K57-101625 K57-102005 K57-102385 K57-102765 K57-103145 K57-103525, Part Reference Numbers : 83450 SEE XA6124 CA11116 AF11116 AF1495 AF6124 49450