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      05-31-2009, 06:20 PM   #1
pds22
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Drives: E70 X5d
Join Date: Jun 2007
Location: USA

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Tuner challenge with new N55 turbo?

Was reading this other post on the new N55 turbo for 5 series. Single turbo but twin-scroll exhausts. Wonder if / how soon this engine will make its way to replace N54.

Postings indicate that Valvetronic presents a tuner challenge?


http://f10.5post.com/forums/showthread.php?t=266514