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 : 83243 XA10176 XA11788 CA11070 AF11070 AF1578 TA39164 A39164 49243, Kit Includes: 10x Air Filter, Kit Variations: K57-100276 K57-100493 K57-100785 K57-101072 K57-101775 K57-102155 K57-102535 K57-102915 K57-103295 K57-103675 KFL-100074 KFL-100735 KFL-101064 KFL-101425 KFL-102187 KFL-102746, Part Reference Numbers : 83243 XA10176 XA11788 CA11070 AF11070 AF1578 TA39164 A39164 49243