arlite celica owner...i have 2000 gts...and there no head unit for after market stereo..the only thing that you can do is to by pass the amp...do i have to do that or not...i don't really want to mess w/ that...I heard someone said crutchfield sell head unit...i dun know if true or not...i spend all day looking for a head unit but no one carry it...ppl please reply asap for me please...