Hi
Any Help on tuning Duramax 6.6 LB7
Stage 2 or stage 3
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Hi
Any Help on tuning Duramax 6.6 LB7
Stage 2 or stage 3
Got your message what is the list of modifications you are working with? Does your truck have a lift pump if not this is one of the mods at the top of the LB7 list it will help keep the fueling where it needs to be when running larger HP/TQ tune files.