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  1. GM mouth piece or Enervative IOH kit

    04.5-05 LLY Duramax Powertrain
    I read the info posted by killerbee about the kit he sells. While it looks be be a well designed kit, is it worth the $325 or should I just get the GM LBZ MP and hack it in.
  2. LLY / LBZ Mouthpiece Flow Data

    04.5-05 LLY Duramax Powertrain
    Hi everyone, I thought you might be interested in some flowbench data for the LBZ mouthpiece modification for the LLY engine. I was bored yesterday so I ran a few bits across my flowbench. This modification is the best thing you can do for an LLY! There is no point in buying a CAI with the...
  3. PPE Hot+2 or EFI Live?

    General Discussion
    I'm getting ready to ditch the Edge chip and go with the PPE or EFI live. What one would be better for my truck and how much HP can EFi give me on my truck?
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