Join Date: May 2012
Thanked 118 Times in 73 Posts
As of Jan.1, 2013 California has a motorcycle noise pollution law that
virtually all aftermarket mufflers do not comply with. Most dealerships
have stopped selling and installing them to avoid legal problems (unless
they are used for racing and not on the street).
Last edited by gromit; 10-15-2014 at 06:53 PM.