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      02-24-2010, 04:06 PM   #15
Ilma
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Canada
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Drives: 2008 135i
Join Date: Nov 2008
Location: Mississauga

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Quote:
Originally Posted by jpsimon View Post
These retain the stock cartridge, so we'll see how they do. My car is essentially the guinea pig.. if things need to change they will, fear not!

retaining the stock cartridge does keep costs way down though... which was important to me.
Makes sense!

Have you ever had any degree of siren/whine on your turbos?