Ran the non-F1 version of that about seven years ago. IIRC, she was a beaut. But I didn't appreciate her and was using lousy speakers at the time. Upgraded shortly after that to a JL 300/4 and 500/1, but regret doing so.
Wow he got like $3500 for them. Now I wish I bought some back in the day and just kept them haha.
Had an old 4 channel a long time ago in my Mercedes. Was a hearty durable amp. Might be the last series of Alpines I really enjoyed.