Description
KESS3 Slave – Marine & PWC Bench-Boot Protocols upgrade from Slave to Master
Step into complete autonomy with the KESS3 Slave to Master Bench/Boot Protocol Upgrade for Marine and PWC. This upgrade gives you the power to fully manage ECU operations on boats and personal watercraft, allowing direct access to original and modified files without relying on a file provider.
Perfect for experienced tuners who need deeper ECU access via Bench or Boot protocols, this conversion delivers maximum control and professional-level flexibility.
🔧 Key Benefits:
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✅ Full control over ECU read/write operations
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✅ No dependence on Slave file providers
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✅ Supports Bench and Boot protocols for advanced ECU access
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✅ Ideal for professional marine and PWC tuning shops
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✅ Expands your tuning service offerings and capabilities
📦 What’s Included:
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License upgrade for Bench/Boot protocols (Marine & PWC)
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Slave-to-Master conversion feature
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Access to Alientech Suite as a Master-level tuner
Note: This is a digital software upgrade. An active KESS3 subscription may be required to activate the Master features.
Shop also from Kess 3 Tuning Tools and Software.





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