The luxurious 3-Passenger Water Rocket gives experienced enthusiasts exactly what they want: the ultimate combination of class-leading power, precise handling and superior luxury. The new 2015 Jet Ski ULTRA® 310LX is the most powerful personal watercraft in the world! It’s also one of the most advanced, with a Deep-V hull design that can cut through choppy waters at higher speeds anda first-of-its-kind JetSound™ audio system. It features a modern Deep V Hull design and is powered by a supercharged and intercooled, four-stroke, DOHC, four valves per cylinder, inline four-cylinder engine with a displacement of 1,498 cc.Among the features offered by the Kawasaki Jet Ski Ultra 310LX you will find chromed trim pieces, a special paint scheme and Kawasaki’s heat-resistant three-passenger LXuryseat (the industry’s first heat-resistant seat cover). There is also Hydroturf striped pattern deck matting and 56-gallon storage capacity.As before, the Ultra 310LX maintains its top-rank position as the standard in luxury watercraft with the JETSOUND™ audio system as a standard LX feature. JETSOUND allows riders to listen to their favorite music while touring their favorite waterways!