Meet MPVI4: The Future of Custom Vehicle Tuning

mpvi4 sitting on a workbench

Modern vehicles are smarter, faster, and more advanced than ever — and now, your tuning tools are too. HP Tuners’ all-new MPVI4 is the next evolution of their industry-leading OBDII interface, delivering the performance, precision, and reliability today’s enthusiasts demand.

Welcome to HP Tuners

HP Tuners Building

Discover how HP Tuners can help you discover the full potential of your vehicle. Our advanced automotive tuning hardware and software make it easy for anyone to enhance their vehicle’s performance, diagnose issues, and customize their driving experience.

8 Reasons Why You Should Perform Diagnostics with VCM Scanner

VCM Scanner Diag Article Header

HP Tuners’ VCM Scanner is a powerful tool designed to provide in-depth diagnostic capabilities for a wide range of vehicles. In this quick guide, we’ll explore some of the key diagnostic features of VCM Scanner that can help you keep your vehicle running smoothly and efficiently.

HP Tuners Adds TCM Support for 2020–2026 Chevrolet Corvette C8

Press Release

BUFFALO GROVE, IL, July 7th, 2026—HP Tuners is pleased to announce new transmission tuning support for 2020–2026 Chevrolet Corvette C8 models equipped with the Tremec TR-9080 (8-speed DCT) transmission and Tremec T46 dual-clutch transmission controller. This release gives customers and professional tuners access to a complete ECM and TCM custom tuning solution for supported Corvette […]

How Powersports & Marine Tuning Works with HP Tuners

2025 Indian Motorcycle tuning by HP Tuners

A powersports or marine machine rarely lives one kind of life. It may spend a Saturday chasing open water, hauling gear through rough terrain, working long days on a charter route, or carrying a rider farther from home than a standard commuter ever goes. That is why the right tuning workflow is not just about […]

HP Tuners Adds Support for Select 2021–2024 Harley-Davidson Motorcycles

Press Release

BUFFALO GROVE, IL, July 1, 2026—HP Tuners is pleased to announce new custom tuning and diagnostics support for select 2021–2024 Harley-Davidson motorcycles equipped with the Delphi MT21M ECM. This release brings HP Tuners’ professional-grade calibration and diagnostic ecosystem to supported Cruiser, Touring, Sportster, Trike, and Adventure Touring models using MPVI4, VCM Suite, and the Moto […]

HP Tuners Adds Support for 2025–2026 CFMOTO ZFORCE Z10 and Z10-4

Press Release

BUFFALO GROVE, IL, May 28th, 2026—HP Tuners continues to expand its powersports tuning and diagnostics coverage with new support for the 2025–2026 CFMOTO ZFORCE Z10 and Z10-4 3-cylinder turbo platforms. This release gives customers and professional tuners access to the MG1UA008 ECM using MPVI4 or RTD4, with TDN support available for RTD4 users. Supported CFMOTO […]

HP Tuners Expands Yamaha Marine Support with WaveRunner and Jet Boat Applications

Press Release

BUFFALO GROVE, IL, May 21st, 2026—HP Tuners is pleased to announce expanded Yamaha marine support with the addition of select Yamaha WaveRunner personal watercraft and Yamaha jet boat applications. Building on the successful launch of Yamaha outboard marine support, this new release brings HP Tuners’ professional diagnostic and calibration ecosystem to a growing range of […]