DIESELR offers industry-leading tuning devices for 2001-2024 Duramax trucks, built to maximize power, efficiency, and drivability. Whether you need custom tuning, shift-on-the-fly adjustments, or full ECM/TCM control, these devices deliver real performance, real results for your LB7, LLY, LBZ, LMM, LML, L5P, LM2 and LWN Duramax engines.
DIESELR offers industry-leading tuning devices for 2001-2024 Duramax trucks, built to maximize power, efficiency, and drivability. Whether you need custom tuning, shift-on-the-fly adjustments, or full ECM/TCM control, these devices deliver real performance, real results for your LB7, LLY, LBZ, LMM, LML, L5P, LM2 and LWN Duramax engines.
✔ Compatible with 6.6L and 3.0L Duramax models
✔ Instant tuning adjustments for towing, fuel efficiency, and power
✔ Backed by DIESELR’s expert tuning support
EZ Lynk AutoAgent 3
The most user-friendly and powerful wireless tuning platform for Duramax.
- Cloud-based tuning with instant tune file updates
- Full ECM/TCM control for power, transmission, and efficiency gains
- Compatible with 2011-2024 LML & L5P Duramax
GDP Commander
Advanced tuning device for Duramax owners who demand full control.
- ECM and TCM tuning support for 2017+ L5P Duramax
- No need to send in your ECM—flash directly in-truck
- Supports SOTF tuning for instant power adjustments
HP Tuners MPVI3
The most advanced tuning platform for serious Duramax enthusiasts.
- Custom tuning with full ECM calibration control
- Works with LB7, LLY, LBZ, LMM, LML, L5P, LM2 Duramax
- Supports real-time data logging and diagnostics
