RTD4 Tuning Device

Northern Tuning RTD-4 Device

Experience the next generation of vehicle calibration with the all-new Northern Tuning RTD-4 device. Developed by HP Tuners and proudly bearing our logo, the RTD-4 is the most advanced tuning solution on the market today. The RTD-4 makes unlocking your vehicle’s true potential easier than ever—no laptop required.

Key Features:
Wireless Bluetooth Connectivity:
Effortlessly connect the RTD-4 directly to your iOS or Android device—eliminating the need for a laptop during tuning or data logging.

Switch-On-The-Fly Tuning:
Seamlessly switch between custom tuning profiles on supported 2013-2024 Cummins and L5P Duramax trucks using factory steering wheel controls. No external switches required.

Advanced Data Logging:
Enjoy full access to HP Tuners’ industry-leading data logging capabilities through the VCM Scanner app, enabling precise diagnostics and performance monitoring.

Unlimited Vehicle Support:
Use the same RTD-4 device on as many vehicles as you like. Simply purchase additional credits and tune files—perfect for multi-vehicle owners and professional shops.

Northern Tuning Private Label:
Exclusively branded with the Northern Tuning logo for a premium, professional appearance.

Upgrade your tuning experience with the Northern Tuning RTD-4—where innovation meets convenience and reliability. Reach out today to get yours and take full control of your vehicle’s performance.