• Effortless Upgrade: Remove the stock Siemens ECU from your 2009 and older Sea - Doo Jet - ski and replace it with a FuelTech FT450 or FT550 standalone ECU using our plug - and - play harness. No modifications needed for your PWC! • Reversible Solution: Worried about going back to stock? Our aftermarket ECU upgrade is fully reversible. • Versatile Connectivity: Share your FT550 between vehicles, connect additional sensors and controls easily. Plus, the FuelTech CAN bus lets you wire other FuelTech products. This plug - and - play harness is a game - changer for your Sea - Doo Jet - ski. If you already own an FT550, you can connect it to your PWC hassle - free. It requires a 3 - channel ignitor module, and our technical support team is ready to assist. Note that the stock gauges cluster won't work, but the trim control remains functional. With 2 available inputs and outputs on the FT450 ECU, you can add various sensors and controls. Upgrade your Sea - Doo now and experience the difference!

Use this FuelTech FT450 plug - and - play upgrade when you want to enhance the performance of your 2009 or older Sea Doo Jet - ski. It's perfect for jet - ski enthusiasts who like to tinker with their rides and want more control. The harness doesn't need any modifications to your PWC, making it easy to install. You'll need a 3 - channel ignitor module, which can be the OEM equivalent or a higher - energy one. With this upgrade, you can connect additional sensors and controls to make your jet - ski even more personalized.