2018 Yamaha EX, Call For Sale Price!! Leave The Toys Behind In Your Wake Design Storage: The EX Series offers more storage options than comparably-priced PWC. Bow Storage: Quick access to on-the-water essentials in the bow storage. Fuel Efficient: With its lightweight TR-1 engine, the fuel economy of the EX Series matches Yamaha's reputation for excellent fuel efficiency. Glovebox: Extra-large ...