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Old 10-04-2006, 04:59 PM   #29
1st Gear Newbie
Join Date: Sep 2006
Location: Overland Park, KS
Posts: 2
Not a power upgrade, but the best bang for the buck is to go with a higher geared rear diff. I've got a 4.10 on my 325is and I love how it pulls. Granted, you shift more and have a lower top speed, but it makes a more noticeable difference than any other single mod I've made.
jrowe is offline   Reply With Quote