Engine/Power - EJ25T (STI and 2006+ WRX) Discussions about the USDM 2006+ WRX and WRX STi 2.5 liter turbo flat-four.

No more Blow off sound.

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Old Jul 16, 2007 | 06:01 PM
  #1  
Bro-Gnar's Avatar
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From: denver
Car Info: 04 wrx sti 02 wrx wagon 08 outcack xt
Unhappy No more Blow off sound.

I have a blitz super sound blow off valve. Worked great for a while but i noticed i didnt get a "shwoooo" sound every shift. one day i couldnt make it make the sound at all. Is this normal? can they wear out ?
Old Jul 16, 2007 | 06:08 PM
  #2  
wrxisthebest's Avatar
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From: Arnold, CA
Car Info: 2003 PSM WRX, 80 Brat ready for Chevy 350 Swap.
sticky piston!!!
Old Jul 16, 2007 | 06:43 PM
  #3  
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From: 831monterey ,CA ... the driver's seat!!!
Car Info: murdered out 06 WRX, but now is gone
somthings not right
Old Jul 16, 2007 | 09:52 PM
  #4  
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fix it b4 u *** sumthing else up
Old Jul 17, 2007 | 07:59 AM
  #5  
Bro-Gnar's Avatar
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From: denver
Car Info: 04 wrx sti 02 wrx wagon 08 outcack xt
should i take it apart or buy a new one ?
Old Jul 17, 2007 | 10:37 AM
  #6  
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From: sacramento
Car Info: AP1 S2k
The piston is not releasing the air thus causeing the turbo to accept air in the opposite direction ie, closed loop bov. It is not atmospheric nor recirculated, its just plain blocking air. I'd say buy a new one OR put the stock one back on.
Old Jul 28, 2007 | 06:47 PM
  #7  
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From: bay
Car Info: 04RA
open it and clean it dont adjust the scrwew on top
Old Aug 1, 2007 | 05:50 PM
  #8  
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From: SSF, CA
Car Info: White 04 WRX
go back to stock!
Old Aug 1, 2007 | 08:37 PM
  #9  
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From: california
Car Info: plenty
ooo yea do somthing about it before your turbo takes a complete and quick death.. you are having compessor surge.. ooo not good at all.. that can force the turbo inturn to start to spin backwards
Old Aug 26, 2007 | 02:07 PM
  #10  
Andri WRX's Avatar
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From: Iceland
Car Info: Subaru Impreza STi 2006
go stock ....orginal bov is beter

my friend djust lost power with the Blitz bov : /
Old Aug 26, 2007 | 02:41 PM
  #11  
AVAWRX's Avatar
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From: Roseville, CA
Car Info: His: 2006 WRB WRX Hers: 2005 CGM FXT
Originally Posted by Andri WRX
go stock ....orginal bov is better
x eleventy billion!!!!1!!
Old Aug 26, 2007 | 06:30 PM
  #12  
Bcheck07's Avatar
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From: sacramento, ca
Car Info: 2006 red wrx ltd
stock, bovs just mess things up
Old Aug 28, 2007 | 03:51 PM
  #13  
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From: CARSON
Car Info: 05 STi WRB/GOLDD
Gives you a good excuse to upgrade.
Old Sep 22, 2007 | 05:57 PM
  #14  
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Car Info: WRX --> RX-8--〉E93
lol bov dont sound off when you shift, its not need for speed underground. it should make a sound when you release the gas pedal. if you keep shifting and trying to make a sound, its not going to happen
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