03-16-2012, 12:25 PM
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#3
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Sponsor
Join Date: Dec 1969
Location: NJ
Posts: 3,880
My Ride: 7s, M5s, M3s, others
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Quote:
Originally Posted by E46Mango
Awesome! I'll definitely consider these next time. What are the differences between the M and non-M? Could you use M on non-M?
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Basically the same design, but critical dimensions are different. You cannot interchange them (and there wouldn't be any point anyway!).
Brackets are also different. M3 has provision for bolting on the under-tray plus other dimensional changes.
Bottom line: order the parts designed for your car.
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