I ran an A/D/S 6 channel amp at two ohms powering 2 subs, 4 mids and 4 tweeters for the entire life of my 93 T-bird. I sold the car in 2000. I used it hard for 7 years. I NEVER had a problem, and the sound was just clean, clear, and solid. I bought the amp as a display unit at a Columbia Audio...