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    LBZ: Best engine brake set up

    Thanks for the replys, I will look into each option. If I change to the EFI live who would be the best for me to go thru for it?
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    LBZ: Best engine brake set up

    I recently converted from a 98 Dodge Cummins to a 2006 GMC Duramax so I am in the process of learning about and upgrading the new truck. My LBZ is stock other than an older Edge Evolution programmer and 4" turbo back exhaust. I use the truck mainly for towing an enclosed car trailer and soon a...