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Engine/Power - EJ20T (pre-2006 WRX and JDM) There is replacement for displacement, it is forced induction - OEM 2.0 liter turbo engines in the USDM WRX. 90-94 Legacy Turbo EJ22 turbo engines can also be discussed here.

02 wrx low boost

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Old 11-15-2007, 10:16 PM
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Car Info: bugeye cobb stage 2
02 wrx low boost
i just installed greddy headers with megan racing upipe, hks downpipe and borla hush with cobb stage 2 map. after the install took for a test drive and i was running low boost only 8-12psi. i check the vacumm line and there fine. my question is a leak on the headers,uppie downpipe can couse low boost??
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Old 11-15-2007, 10:41 PM
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could be. I don't think that stage 2 map is tuned with a header.
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Old 11-16-2007, 12:24 PM
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any pre-turbo leak would DEFINITELY cause low boost.
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Old 11-24-2007, 09:29 AM
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Originally Posted by AzN121184
any pre-turbo leak would DEFINITELY cause low boost.
thats what im thinking
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Old 11-26-2007, 05:14 PM
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Sounds like a leak.
Double check your work.
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Old 11-30-2007, 05:49 PM
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Did you re use the old gaskets?
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