Yamaha OEM Main Wire Harness – Part #6EY-8259L-20-00

The 6EY-8259L-20-00 Wire Harness is a genuine Yamaha OEM main wiring harness designed to restore proper electrical function and factory reliability to your Yamaha personal watercraft.

This complete harness assembly serves as the primary electrical backbone of the unit, connecting the ECU, sensors, ignition system, charging system, switches, and other critical electrical components. Built to exact OEM specifications, it ensures correct fitment, secure connections, and dependable signal flow throughout the system.

Ideal for replacements due to corrosion, electrical failure, damaged connectors, or full rebuilds and restorations.

Features

• Genuine Yamaha OEM wire harness

• Main electrical harness assembly

• Direct plug-and-play replacement

• Factory-correct connectors and wire routing

• Designed for reliable power distribution and signal integrity

Compatibility

• Fits select Yamaha WaveRunner models

• Part Number: 6EY-8259L-20-00
  (Please verify compatibility with your exact model and year before purchasing.)

Important Notice

⚠️ Electrical parts are NOT covered under warranty.
This item is sold as-is. We strongly recommend professional installation and proper diagnostics before purchase.

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