I have a 08 Road King all stock with a k&n air filter to replace the paper one that Harley uses, what can I do to cool it down a little with out changing pipes and all that stuff, there's got to be a cheaper way to get it to run a little richer.
Doebeck TFi. You get a Miltiary discount and an HDTimeline members discount. TFI is popular here with lots of happy customers. Inexpensive and easy to use without the dealers involvement. Let us know what you decide and how it turns out.