TWD Instructions + Software Downloads

Everything You Need, All in One Place.

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.

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TeamViewer

Secure remote access so our tech team can assist you directly on your computer.

Download

HPTuners

Software for reading, editing, and flashing your vehicle’s custom tune (Beta version required).

Download

EFI Live

Advanced tuning software for precise diesel performance adjustments.

Download

EZ LYNK

Cloud-based tuning and diagnostics platform for real-time vehicle updates.

Download

MM3

Touchscreen tuner interface for loading and managing custom tunes.

Download

HP Tuners

All HP Tuners Instructions & Support Documents

How To Log In With HP Tuners - PDF

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HPtuners General Tuning Instructions - PDF

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HP Tuners GM L5D/L5P Switch on the Fly User Guide 2022 - PDF

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E41 ECM Upgrade Kit Instructions - PDF

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HP Tuners How to Get ECM/TCM Readout - PDF

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How To Log With HP Tuners- PDF

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Find Serial and Auth Code - PDF

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EFI LIVE 2001-2016 Duramax | 2006 - 2017 Cummins FlashInstructions - PDF

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EFI Live Loading Tune Instructions AutoCal - PDF

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DATALOGGING WITH EFI LIVE AUTOCAL - PDF

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EFI Live Error Codes - PDF

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How to read Duramax ECM and TCM EFI Live - PDF

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How to Update the Firmware on the AUTOCAL V3 EFI Live - PDF

View/Download

EFI Live

All EFI Live Instructions & Support Documents

MM3

All MM3 Instructions & Support Documents

MM3 Vin license request instructions v2 - PDF

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MM3 How To Change Power Levels - PDF

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MM3 Instructions - PDF

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2022-2024 Cummins Instructions - PDF

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EZ Lynk Instructions - PDF

View/Download

EZ LYNK

All Ez Lynk Instructions & Support Documents

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