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 : 83000 XA5701 CA10346 AF10346 AF1335 PA5701 A45701 49000, Kit Includes: 9x Air Filter, Kit Variations: K57-100196 K57-100589 K57-100878 K57-101165 K57-101301 K57-101681 K57-102061 K57-102441 K57-102821 K57-103201 KFL-100306 KFL-100687 KFL-101314 KFL-101726 KFL-102047 KFL-102606, Part Reference Numbers : 83000 XA5701 CA10346 AF10346 AF1335 PA5701 A45701 49000