Who has the best airbox out for performance and what could a guy expect to see in mph gains with just an airbox and do I need to add fuel with any of these boxes?
yamadog1
TY 4 Stroke Junkie
air box
mike knapp has done a lot of testing, when all said and done he says
get fresh air to the stock box.
mike knapp has done a lot of testing, when all said and done he says
get fresh air to the stock box.
