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and overall engine efficiency in competition or off-road applications
- Double-wall insulation keeps drinks hot or cold for hours
mandrel bent 304 stainless steel tubing which utilizes OEM hanger locations
✅ Switch-on-the-fly Convenience (SOTF)
Increased Airflow: More air to the turbocharger can improve throttle response and power delivery
2024-2026 GM Duramax L5P - Global B HP Tuners GM E42 ECM Upgrade Service Fall Fashion and overall engine efficiency inHP Tuners GM E42 ECM Upgrade Service 20242025 GM L5P Duramax Unlock the full tuning potential of your 20242025 GM L5P Duramax with HP Tuners E42 ECM Upgrade Service. This mail in upgrade is the first required step for custom tuning using HP Tuners VCM Suite (Beta) and MPVI3 device. How It Works: Place your order. Receive detailed shipping instructions for sending in your original factory ECM. HP Tuners performs the unlock service. Your ECM is shipped