yeah but my headunit doesnt put out enough watts, to power 4 crescendo super tweets and the re xxx 6.5 and my two midways thats why i got the 4 chan amp..im just confused if i need to get a whole new wiring kit obv. i need the new 4 channel rca cords but its the wiring kit im worrying about. if i need it or if i can use the same kit of the one running to my other amp