I have a SuperChips Max MicroTuner 2714 for sale.I bought it new 6 months ago.It has all the paper work and manuals.On the box it says it fits 2004 GM V8 gas trucks 4.8L-5.3L-6.0L and 8.1L engines.I had it on my 2004 GMC VHO 6.0L.I have started useing HPTuners on my lap top so I do not need this anymore.I paid $325.00 + shipping.I will take$200.00 and ship to lower 48.
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