2015 Yamaha FX HO, All the best features!! Save now!! All rebates applied - The competitively-priced FX HO featuring Yamaha's normally-aspirated, 1.8 liter, four-stroke High Output Marine engine achieves the highest levels of performance in its class ? without the added expense of a supercharger. Exclusive upgrades for 2015 include Yamaha's patented RiDE technology, electric trim, a new meter design with electric trim indicator, a NanoXcel hull and deck, and adjustable tilt steering.