Quote:
Originally Posted by jc5988
3 stage intake
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The 3-stage intake manifold IS NOT AN INTAKE!!
http://www.e90post.com/forums/showthread.php?t=202365
Best intakes
1. BMW performance intake
2. Euro Inake
3. stock intake with charcoal filter removed and a k&n drop in filter
The added mainfold and a tune will give you a decent HP boost.