2011-2016 LML Duramax Peakside EFI Live Single Tune Package

This is the Single Tune Package. If you want the 5 Single Tunes Package, please click here. If you want the SOTF Tune Package, please click here.

This package includes the EFI Live AutoCal V3 and the Peakside Performance tune files. Already own an EFI Live device? Order the tune files on their own instead.

Note: If your AutoCal was previously linked to another tuning provider, you must request unlink codes before loading new tuning.

This single custom EFI Live tune is perfect for LML owners who want clean, reliable power without juggling multiple files. Choose your preferred power level, tell us your supporting mods, and we’ll build a file that hits hard, drives smoothly, and actually matches your setup. Tow, daily, or get a little spicy, one tune, built right.

Part Number: AC-PEAK-LML-EFI-SGL

• EFILive Blank AC3 AutoCal (ACV3)
• Peakside Performance Single Tune custom tune files (PEAK-LML-EFI-SGL)

• Single custom tune built for your LML
• Cleaner power delivery and better drivability
• Tune tailored to your supporting modifications
• Options from tow-friendly to full performance
• Perfect for trucks that don’t need multiple maps
• EFI Live AutoCal device included

• 25HP Tow
• 45HP Economy
• 75HP Street
• 90HP Performance
• 120HP Race

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