I purchased a set of HID lights for my four-door 2008 Jeep Wrangler. Let me tell you, I am no rookie when it comes to installing products such these lights. I installed them upon arrival and they did not work. One light would not even light up and the one would flicker for a minute then go out. I even contacted the company to verify and I did every step exactly as the instructions detailed. I trouble shot the problem to defective ballasts, both of them. This return cost me an additional $10. The second kit arrived and I installed it as well... read full review »