420665789 ELECTRONIC ECU BOX

420665789 Sea-Doo Electronic ECU Box – Direct Replacement for Reliable Engine Control
Upgrade your Sea-Doo with the 420665789 Electronic ECU Box, a high-quality direct replacement designed for seamless compatibility and long-lasting performance. This genuine-style ECU (Engine Control Unit) ensures precise control of your personal watercraft’s engine systems, restoring factory performance and reliability.
Features:
OEM-Style Part Number: 420665789
Brand: Sea-Doo
Direct Replacement: No programming or modification required
Plug-and-Play Installation: Fast and simple setup
Improves Engine Management: Accurate fuel, ignition, and performance control
Built for Durability: Designed to withstand marine environments
Whether you're replacing a failed ECU or conducting a routine upgrade, this unit offers the same fit and function as the original Sea-Doo ECU.
Fits Select Sea-Doo Models – (contact us to confirm compatibility with your watercraft)