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Build a tuning package for your LMM Duramax to increase power, control, and efficiency. Please give us a call if you need help building a package.
Available for use with EZ LYNK (LML) and EFILive (LML, LMM, LBZ) to utilize the functionality of SOTF.
Purchase this to upgrade your single LMM tune to a DSP5 tune. A DSP5 / SOTF Switch is required.