inputs.text: great amp amp kit - bought amp upgrade sony 4 channel amp used highs amp pretty big make sure measure area plan install buying ive weeks hasnt even came close running hot provides power setup handle plus alpine door speakers 80 rms kenwood 6x9s rear 90 rms loud good amp would recommend others two cons 1 edges sharp warned 2 controls poorly designed far amp kit good power ground wire seem true 4 gauge wire not insulation zip ties little short needs cost dollar two cares amp amp kit package good deal also packaged well shipped like 4 days earlier estimated