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Grimmspeed Phenolic Spacers

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Old Apr 30, 2009 | 12:21 PM
  #21 (permalink)  
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Originally Posted by mantra1
Typically, headers will push the powerband further to the right. That includes a littler slower spool than the stock exhaust manifold. However, the gains in power/trq are well worth it, especially on larger turbos.
oh yeah, lol, I forgot that he was looking to spool faster
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Old Apr 30, 2009 | 03:30 PM
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I've only heard headers hurt 2.0 motors' spool. I've read nothing but good for 2.5 spool.
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Old Apr 30, 2009 | 05:28 PM
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Originally Posted by specVmatt
I've only heard headers hurt 2.0 motors' spool. I've read nothing but good for 2.5 spool.
correct...
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Old Apr 30, 2009 | 05:31 PM
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I suppose a lot depends on the tune, but I've seen minor low end losses and high end gains pretty uniformly across WRXs and STis, IIRC
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