06-21-2016, 12:56 AM
I had the same problems with my '13 model. It just would not run smooth at normal RPM. I bought an O2 eliminator plug and the hesitation and surging magically disappeared.
http://www.ebay.com/sch/i.html?_odkw=o2+...sacat=6000
http://www.ebay.com/sch/i.html?_odkw=o2+...sacat=6000
