With its ground-breaking design and edgy styling, the S4 Hydrospace ihas definitely made its impact on the Jet Ski world. The Hydrospace features sharp angles and dramatic lines which have allowed the IPD Graphics Team to create a variety of number plates. These S4 Hydrospace Number Plate Kits provide just the right amount of style and edge to your Hydrospace. Show your personality by choosing from a number of customizable options and get your ski ready for race season.