Quote Originally Posted by elmo
For a 2005 E46 M3.

Also looking for some accompanying spacers!
Depends on what your trying to get out of the springs. If your intention is to replace fatigued springs, then probably the pro kit. If its for visuals ie lowering the car, I would probably go for intrax.

Tein, I wouldn't regard them as being in the same league as intrax or eibach.