Calwaterboy- the diff broke because it had a broken tooth- was a fluke.
At any rate I am leaning towards e93 m3 front and e90 m3 rear bars. I might give Harold a jingle and see what he thinks.
330i ~ BMW Perf. Susp. ~ M3 Front susp ~ BMW Perf Exhaust ~ 3.38 lsd ~ SF71 Alf CSL reps ~ Continental Extreme DWs ~ Looking for e93 M3 fsb and e90 M3 rsb