Quote:
Originally Posted by Donia330i
Hello, I was wondering if there is anything really different between these two exhausts. I may be uninstalling my PE and will need a replacement. The 328 exhuast is alot more common and much easier to come by. Just wondering if there would be any real different in putting the 328 exhuast on the 330. Thanks!
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There is a vacuum activated flap on the 330i that isn't on the 328i. It helps with a bit of lower end torque. The 328i will work just fine. Get which ever you can find.