I bought Eibach Sportline Lowering Springs from them, at the time it was the cheapest place I could find them, and their shipping was pretty fast.
Modacar in Pleasanton, CA ain't bad they're pretty cheap and easy to work with. It just happens to be a drive from where I live.
Twin Cam in Concord, CA is OK, but there prices are a little steep.
Drop Zone in Antioch, CA, is cool me and my crew did alot of work with them, the guys that work there know what they're talking about.