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  1. C

    LML LML Emissions Suck

    I know a guy that tells me he can install full exhaust with dpf delete and egr delete plus install a mini maxx for $2700. Is this a good deal? I have a 2013 gmc sierra denali 2500.
  2. C

    LML LML Emissions Suck

    What all did you have done to the truck? Dpf and egr delete?