I have alot of knocking sound when I driving on harsh road, and the guy at the shop told me is my bushing problem. I would like to know will the whiteline handling kit when the bushing which I need to replace? and the guy told me the larbor is pretty expensive ($45 each arm) no including installing for other stuff. anyone know is any good shop in sfba can install the kit for me with a resonable price? Thanks alot and have a great weekend.