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HP Tuners RTD4 The HP Tuners RTD4 is the easiest way to receive professional remote tuning without the need for a laptop. Using your Android or iOS device and the free HP Tuners TDN app, you can read your vehicle, flash tune files, record datalogs, and receive tune revisions directly from MG Tuning—all through a simple Bluetooth connection. Features Compatible with the free HP Tuners TDN app for Android & iOS Read and flash calibration files via Bluetooth Record datalogs for remote tuning revisions Read and clear diagnostic trouble codes (DTCs) Check emissions readiness monitors No laptop required Perfect For The RTD4 is the ideal device for customers purchasing MG Tuning Remote Tuning Services, providing a simple and reliable way to receive custom tune revisions and datalog your vehicle throughout the tuning process. HP Tuners Credits The RTD4 is available with no credits, 2 credits, or 6 credits depending on your vehicle's licensing requirements. No Credits – For customers who already have the required HP Tuners credits on their account. 2 Credits – Covers the engine plus one of the following: NAG1 (5-speed automatic) transmission RFE transmission Manual transmission 6 Credits – Covers the engine plus the ZF 8-speed automatic transmission. Not sure how many credits you need? Contact me before ordering, and I'll make sure you purchase the correct option for your vehicle.
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We currently ship within the US, with more countries coming soon.
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🇺🇸 Ship from USA · On Agora since 2026
$239.99