another user on here said/mention a shop on auburn blvd. that supposedly did all kinds of coil overs installs and air rides...i found out most shops won't do any custom alignment such as getting the -0 toe spec, so you don't get the inside part of the front tires all chewed up...best bet is to check your alignments twice or more a year especially here in crappyfornia or make friends with a shop owner so you can expirement