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 : CA10784 AF10784 AF1365 PA5648 A35648 42736, Kit Includes: 2x Air Filter, Kit Variations: K57-100491 K57-100783 K57-101070 K57-101415 K57-101795 K57-102175 K57-102555 K57-102935 K57-103315 K57-103695 KFL-100268 KFL-100479 KFL-101211 KFL-101379 KFL-102209 KFL-102768, Part Reference Numbers : CA10784 AF10784 AF1365 PA5648 A35648 42736