So I have an 07 Buick Lucerne CXL and I wanted to do the big 3 upgrade. I want to run 2 15s on an 2000W mono (preferably Memphis although I haven’t used them before) and a 500W-1000W 4 channel for the 2 door speakers, 2 rear deck speakers, and 2 front pillar tweeters. I was also thinking about...