M1123 aftermarket lights not working

[Creed]

I bought 2 sets of lights and both not working. When I hook up both aftermarket lights they become really weak. When only one aftermarket light and one origional light connected the aftermarket light works great. Any suggestions.

 

[Creed]

I bought 2 sets of lights and both not working. When I hook up both aftermarket lights they become really weak. When only one aftermarket light and one origional light connected the aftermarket light works great. Any suggestions.