HP Tuners MPVI4

MPVI4: The Fastest, Most Advanced HP Tuners Interface Ever Released

The HP Tuners MPVI4 is the latest evolution of HP Tuners’ industry-leading OBDII interface, engineered for professional tuners, performance shops, and enthusiasts who demand maximum speed, precision, and reliability. With a fully redesigned processing platform, expanded vehicle coverage, and next-gen connectivity, the MPVI4 sets a new benchmark in modern automotive tuning and diagnostics.

If you're looking for the best OBD2 tuning interface, the MPVI4 delivers unmatched performance for reading, writing, logging, and calibrating thousands of vehicles.

What’s New on the MPVI4 (Key Upgrades)

1. Faster Processing Power for Quicker Reads/Writes

The MPVI4 features a dual-core 1.7 GHz processor and 1GB of onboard RAM, giving it dramatically faster speeds than previous generations. Reads, writes, and logs complete in less time — ideal for shops tuning multiple vehicles per day.

2. High-Speed Standalone Data Logging

The upgraded hardware provides wired-level logging speeds, even when used wirelessly. This means higher data resolution, less lag, and more accurate diagnostics on the street, track, or dyno.

3. Built-In Bluetooth 5.2 + Wi-Fi-Ready Architecture

With Bluetooth 5.2 out of the box and 802.11 Wi-Fi support coming via firmware, MPVI4 is built for the future of wireless tuning. Faster transfers, more stable connections, and enhanced mobile capability make tuning easier and more efficient.

4. Improved OBDII Connector for Better Fitment

A redesigned tapered OBDII connector ensures a tighter, more secure fit, reducing communication drops during flashing or logging.

5. Expanded Vehicle Coverage Across 40+ Manufacturers

The MPVI4 supports thousands of vehicles, including domestic, import, European, diesel, gas, and powersports platforms. Whether you tune trucks, muscle cars, or UTVs, MPVI4 is built to handle it.