Motorcycle Parts For Sale-Misc. PartsSee Specific Models in Sub forums Below This is the place to post your misc. Harley Parts for sale. Please Read The Rules For Posting In the Classified Section before attempting to post here.
The pcIII has more capabilities. Typically needed for setups with motorwork. If all you have is a stock motor with aftermarket pipes and AC then the fuel pac works great and is cheaper.
V&H will update the software for $29.95. The software was updated in Nov. 2006. So if it was purchased after that, it's probably the new software and there are maps for cams, true duals, etc.