Originally Posted by e60cs5
...I don't want a race suspension. I just want a good look and a good ride on 20's and Ideally, I don't want to compromise performance...
You sound like a prime candidate for the RD Sport springs and dampers, or maybe a KW V3. For a hard-core suspension system, the KW CS is excellent, but 514# front springs will definitely remind you of every painted line you drive over.