The Kawasaki Jet Ski 2000-2004 1100 STX Ultra 130 throttle body assembly, with manufacturer part number 16163-3705, is a crucial component for controlling the power output of your personal watercraft. Designed specifically for Kawasaki jetskis, this throttle body ensures smooth and reliable performance on the water. Whether you are replacing a worn-out assembly or upgrading to a higher quality part, this genuine Kawasaki product will keep your Jet Ski running at its best.