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      09-20-2012, 10:07 PM   #29
raceyBMW
king of the hills
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Drives: 335i coupe
Join Date: Dec 2006
Location: Denver, CO

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1994 530i  [4.25]
2007 335i Coupe  [4.07]
Quote:
Originally Posted by Carl Morris View Post
It may do that stock, but with the Cobb there seems to be no way to make it target more than about 16psi at ~5500ft above sea level. They seem to actually be derating the boost at higher elevation to avoid overworking the turbos. I tried to discuss it with Cobb and didn't get anywhere.
Carl, on stage 2+FMIC, I hit about 18psi and taper pretty quickly to 12psi in 3rd gear. I know from my logs that I hit nowhere near the load targets though.