Hey, GMTNation im new to this forum and I wanted to know what all I would need for my 2007 trailblazer LS when i order the high output alternator for my truck. I have 2 Soundstream Spl-x 15s, Soundstream D-Tower 3400, 2 Sony 4-channel 600, Kenwood double din 4 volt pre out, soundstream processor and eq, aftermarket hid kit.