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Old 30-09-2016, 02:21 AM
Joey911 Joey911 is offline
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Join Date: Apr 2016
Location: MA
Posts: 12
Default Re: BMW Early N55 HFS4 v3.1 installation (unfinished)

Quote:
Originally Posted by Richard L View Post
OK, lets start from the beginning so we can do it properly:

1. the power?
2. Tuning box or standard?
1. 2011 BMW 335i with N55 engine, non electronic wastegate

2. Max boost 21 psi (factory 2.5 bar MAP sensor) across the mid range (3000 to 5000 or less), trying to raise it at the redline so I get more "HP" instead of high torque only. still tuning it

3. Tuning box or standard? I'm using Cobb ATR
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