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  1. P

    6.6 360hp vs 6.6 310 hp

    Hi I am looking at buying a GMC, I wanted to know if the 6.6 360hp is a better set up then the 6.6 310hp. From what I understand it is the same motor just tuned a little diffrent. Is one better then the other? Thanks pmotoman
  2. P

    Hi I was wondering if you could help How do you post to a fourm?

    Hi I was wondering if you could help How do you post to a fourm?
  3. P

    Hi this may sound stupid but how do you post a question on this fourm Thanks pmotoman

    Hi this may sound stupid but how do you post a question on this fourm Thanks pmotoman