Tuners for a 2013 Duramax LML
You can check out Duramaxforum for some great tips on your LML, but most will suggest custom tunes from a reputable company on an edge tuner.
XtremeDieselPerformance does some good work:
https://www.xtremediesel.com/edge-pr...r-touch-screen
https://www.xtremediesel.com/gm-2001...-custom-tuning
__________________
2018 Keystone Cougar 27RESWE
2004 Silverado 2500HD Crew Cab 4x4 Duramax
2013 Glastron 185 runabout
1965 International Scout 80
|