Yamaha Outboard Engine Flusher V-MAX SHO & HPDI 225 250 300 VF VZ MAR-FLUSH-ER-VF - MAR-FLUSH-ER-VFMAR FLUSH ER VF These flushers connect in seconds to a common garden hose to flush out harmful sand, salt, and other contaminates. This item is a must have for all Yamaha V MAX SHO & V MAX HPDI 225, 250 & 300 horsepower outboard models. When it comes to preserving and maintaining your coveted Yamaha outboard, why take chances with a substitute manufacturer? Give your investment the protection it deserves with authentic Yamaha products!