acceleration

OK..here's my story..My 2013 VT with only 8,000 miles on it would completely cut all acceleration (not stall though) when the RPM's were between 4-5K (basically defeating the whole purpose of having a turbo). Brought it to the dealer and they replace a sensor of some kind and that didn't fix...

Searched the forums a bit and couldn't find a thread about it. I did a bit of calculating to determine the 0-60 time. According to various "auto testers" the times average at about 7.5-7.9. However, a few sources claim 6.5-6.9; that sounds more like it. Using a 0-60 calculator, 0-60 mph...