5. If you’re wondering why your cheap Chinese HIDs keep going out or flickering, one reason is lack of power. The RaptorRetrofit.com guys figured this out and require you to supply the ballast with its own stand-alone power and ground. This guarantees the lights will come on every time with no flickering. Here we removed some paint on the lower support brace under the headlights and used a self-tapper for a ground.