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i've been running 11psi for almost a year and car still runs like a champ... even the stock clutch is still holding up(knock on wood). i have a usdm sr20de, walbro, fpr, fpr gauge, fmic, mbc, stock maf.
 

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NA>Boost
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878 Posts
i have been curious of this also(max boost)...searched for months but havent found anybody (that posted anyway) with the same setup.
JDM Sr20 9:5:1
370cc Inj.
JWT S4 Cams
28x7x3.5 FMIC
GTi-R T28
3" DP
U13 BB Ecu
Gti-R Maf
Walbro 255
Nismo afpr
Profec B spec II

From what i researcheed 10-11 seems max...given the S4's and Gti-r Maf, could i go any higher?
 

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sleeper
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5,445 Posts
sr20gti-r said:
i have been curious of this also(max boost)...searched for months but havent found anybody (that posted anyway) with the same setup.
JDM Sr20 9:5:1
370cc Inj.
JWT S4 Cams
28x7x3.5 FMIC
GTi-R T28
3" DP
U13 BB Ecu
Gti-R Maf
Walbro 255
Nismo afpr
Profec B spec II

From what i researcheed 10-11 seems max...given the S4's and Gti-r Maf, could i go any higher?
I'd back off the boost. I can almost guarentee you that you've maxed out your injectors. I maxed out the 370s with the t25 and S3s around 9 psi.
 
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