The next evolution is here - HPT MPVI4 OBDII Interface Diagnostic Tool Why MPVI4: Cleaner, faster logging: Performance on par with VCM Scanner for pro-grade clarity. More power inside: Dual-core 1.7GHz processor + 1GB RAM for rapid and smooth data. Stronger connection: New tapered OBDII fitment for a secure, reliable link in real-world conditions. Ready for your garage: Supports thousands of vehicles from 40+ manufacturers (cars, trucks, powersports). Faster Transfer Speeds with Wi-Fi (available with future firmware update) - Dramatically improved wireless transfer speeds for faster, more efficient tuning. High-Speed Standalone Data Logging - Expanded bandwidth and improved memory allow more parameters at higher speeds—comparable to a wired experience using VCM Scanner. Compatible with thousands of years, makes, and models—late-model muscle, daily drivers, trucks, and powersports. Use MPVI4 and the free VCM Suite software package to read DTCs, diagnose check engine lights, view diagnostic and critical data, and communicate with various control modules in your vehicle.