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The LML DST Switch is required to utilize DST tuning installed by an EZ LYNK AutoAgent.
EZ LYNK, PPEI
2011 – 2016 Duramax LML
EFILive Custom Tuning, Switches
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Designed for current PPEI users who already have an AutoCal and Single Tune. A CSP5 or CSP4 switch must be used to allow switchable tuning.
Designed for current PPEI users who already have an AutoCal and Single Tune or Tune Pack. A FREE LML DST Switch is included.
The injector upgrade is available for PPEI users who wish to make their current tune compatible with aftermarket injectors.