I am highly considering this! I know of a sales guy in my local area that runs the Trask system on a Road Glide with 96" and his was dynoed at 144hp at the rear running a Thundermax. This just seems more feasible instead of dropping 3k on a 107 and still not having the HP or fuel efficiency.
Hey Jeremy we see you're in Wisconsin we actually have a good dealer up there, Stocks Harley Davidson. Contact Paul for more info