Ignition and ECU tuning upgrades for the SEADOO RXP-X (12-20) & GTR-X (18-19) are essential for unlocking the full potential of the Rotax 1500 engine. These systems control fuel delivery, ignition timing, and boost parameters, allowing riders to fine-tune performance based on their specific setup. ECU programmers and ignition modules enable adjustments that optimize power output, improve throttle response, and increase overall efficiency. For supercharged models, proper tuning is critical to safely increase boost levels while maintaining engine reliability, making this category one of the most impactful upgrade paths available. When combined with intake, exhaust, and engine upgrades, ignition tuning ensures that all components work together seamlessly. Fine-tuning fuel and timing curves allows for smoother power delivery and more consistent performance across varying riding conditions. These upgrades also help maximize the effectiveness of pump and impeller setups by delivering controlled, predictable power to the water. Whether aiming for maximum speed or improved rideability, ignition and ECU upgrades provide the control needed to fully optimize the performance of these high-output Sea-Doo platforms.