it will effect your suvbs if your head unit only has a rear channel out that you are tappping for them. If you have an output on the back specifically marked subs you will be okay. I dont know how much that impacts your signal, but it is nce to see that it is powered and not passive. Just like a powered crossover, it will sound better. For $17 you can’t ;loose. Worst case you dont go to Chili’s to eat two times inasted…lol let us know how it is, and i think Target carries rampage in thier car section so you might be able to get it cheaper there.