Twin Air PowerFlow Kit for Yamaha YZ450F 2014–2017 – Includes Pre Oiled Filter & Cage – OEM Replacement 33D 14400 00 – Off Road Use – Part# 151917P 100 90 19 These high performance blades feature bi metal Nelson Rigg These high performance blades feature bi metal technology that delivers up to five times longer life of standard blades on the market The kit is stored in a soft sided carrying case that includes a socket rail to keep sockets and accessories organized VEHICLE COMPATIBILITY: • Yamaha YZ450F: 2014–2017 • Exact factory specification replacement kit PRODUCT FEATURES: • Rigid lightweight aluminum cage with pre oiled dual stage foam filter • OEM Specification Match: Designed to original Yamaha dimensions and fitment • Washable & Reusable filter: Clean and re oil repeatedly • Durable construction meets or exceeds factory durability INSTALLATION: Direct bolt in replacement Remove factory air filter assembly and install PowerFlow kit – no modifications required