AutoTuner ECU Programming Tool — Master

The AutoTuner is a professional-grade ECU and TCU programming tool built for serious tuners and performance shops. Read, write, and unlock engine and transmission control units via OBD, Bench, and Boot — all from one device, with no subscriptions, no credits, and no per-vehicle fees.

You pay once. You own the tool. Free updates and new vehicle coverage are pushed continuously.

Key Features:

• OBD, Bench, and Boot tuning — all three connection methods in one tool
• ECU and TCU read/write across thousands of supported vehicles
• Real-time data logging during dyno pulls and road testing
• DTC fault code read and clear
• MG1 ECU family local unlocks — perform ECU unlocks on supported MG1 platform vehicles directly on the car, no mail-in required
• Works with any binary-compatible calibration software
• All required cables and adapters included
• No subscriptions. No credits. No annual fees. Ever.

Master Tool Full calibration freedom for experienced tuners. Write your own files, work with any compatible tuning software, and optionally link Slave tools to build your own sub-tuner network. This is the professional's platform — no restrictions, no limitations.

What's Included:

• AutoTuner hardware unit (Master)
• OBD-II cable
• Bench harness set
• Boot accessories
• Power supply adapter
• Perpetual software license with lifetime free updates