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Instructions + Downloads
Here, you’ll find step-by-step installation guides, detailed tuning instructions for all our parts, and direct links to download the software you’ll need for your setup. We’ve also included quick access to TeamViewer so our tech experts can remotely assist you if required.
Need Additional Help? Contact Us
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TeamViewer
Secure remote access so our tech team can assist you directly on your computer.
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HPTuners
Software for reading, editing, and flashing your vehicle’s custom tune (Beta version required).
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EFI Live
Advanced tuning software for precise diesel performance adjustments.
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EZ LYNK
Cloud-based tuning and diagnostics platform for real-time vehicle updates.
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MM3
Touchscreen tuner interface for loading and managing custom tunes.
How To Log In With HP Tuners - PDF
HPtuners General Tuning Instructions - PDF
HP Tuners GM L5D/L5P Switch on the Fly User Guide 2022 - PDF
E41 ECM Upgrade Kit Instructions - PDF
HP Tuners How to Get ECM/TCM Readout - PDF
How To Log With HP Tuners- PDF
How to set up the HP Tuners TDN app - Tuner ID GSRN-9443
Find Serial and Auth Code - PDF
EFI LIVE 2001 – 2016 Duramax | 2006 – 2017 Cummins FlashInstructions - PDF
EFI Live Loading Tune Instructions AutoCal - PDF
DATALOGGING WITH EFI LIVE AUTOCAL - PDF
EFI Live Error Codes - PDF
How to read Duramax ECM and TCM EFI Live - PDF
How to Update the Firmware on the AUTOCAL V3 EFI Live - PDF
MM3 Vin license request instructions v2 - PDF
MM3 How To Change Power Levels - PDF
MM3 Instructions - PDF
2022 - 2024 Cummins Instructions - PDF
EZ Lynk Instructions - PDF
