03-10-2010, 12:14pm
yeah i have a yoshi 4-2-1 system on my busa , i went from stock headers with twin yoshis ti the 4-2-1 system and my bike is so much more crisp at the throttle idles smoother
4-2-1 systems does any1 else have 1?
|
« Next Oldest | Next Newest »
|