| Just some general questions.
Ok, first off let me say i've used the search feature.....
What are some common mods done to the 330I 2004???
Anyone else have trouble with their sunroof not working correctly???
Any really nice performance mods that can be done with out spending alot of cash but are worth it?
What would be some things to be keeping an eye on, like known common issues and etc....? | 
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