When nothing else can solve your HID problems, these will. If you HIDs are turning off, not coming on 100% all the time, one light comes on but not the other (assuming it is not burned out), AUTO headlight setting not allowing your HIDs to work properly, then these ASIC CANBUS HID Ballast are the best solution. They are specifically designed for 2015 2016 2017 Dodge RAM, Ford F150 F250 F350, JEEP Wrangler, Audi, BMW, Mercedes Benz, and KIA Optima but  they are compatible with all vehicles. They can be used with 35W or 55W HID bulbs.