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      03-02-2011, 04:05 PM   #86
bimmerlex
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Drives: F30 335i / F15 X5 xDrive35i
Join Date: Jan 2007
Location: SoCal.

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Quote:
Originally Posted by unic66 View Post
I think your JB4 map 2 is too aggressive!Without seeing your boost curve,my guess is that your piggyback or DME is tapering off your boost too quickly to safeguard your motor!
Is your car otherwise bone stock?
Yep, just AFE DCI with scoops...