Can someone please refer me to someone to install my detroit locker. it's going in a 14 bolt with a 10.5" ring. I live in riverside.There was a guy out here that was going to do it for $75.00 But i can't find him now.I'm not to sure how hard it is to do. Have thought of doing it myself so if anyone as any tips. I called 4wheel parts just to see what the would what? Too much like I firgued $200.00 Plus fluids. What kinda fluids are the best to put back in.