






Process West Intake Manifold Street Version Black
Subaru STI 2004+
Features & Product Details
RallySport Direct proudly carries a great selection of performance intakes, intercoolers, and accessories brought to you by Process West.
Here, you are looking at the Process West Street Version Intake Manifold. This intake manifold is simply a work of art in the engine bay made using full billet aluminum construction with billet bell mouth ended runners. This intake manifold is ideal for vehicles requiring more power in the upper rev range in big horsepower builds.
DETAILS:
Please verify that your car is Drive by wire throttle body before ordering. If you are unsure, please contact our customer service team.
Product Video
Specifications
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REVIEWS & CUSTOMER MEDIA






The highest quality and best looking intake manifold for a Subaru on the market in my opinion. Unmatched performance. Great when paired up with An IAG throttle body ! Definitely worth the money
This manifold in absolutely amazing! Super strong, very well built and looks unreal Under the hood! Performance wise... Super smooth. The car runs so much better, more responsive, just all around much better than stock. The numbers I put down with the manifold and other mods were 430/367. If you’re looking for a worthy performance upgrade, as well something that will make the engine bay look good, here you go!
Used this manifold for my build. Along with a stage 2.5 block. CNC ported heads. Cams. EL header. Blouch DOM 3.0XTR All work was performed by EFi Logics in Bethel CT. Tuned by Calvin Dotson on a Mustang dyno in house at EFi Logics. Set up made 469awhp and 403awtq. I couldn’t be happier. This manifold is simply amazing. It’s not just a pretty face... she puts it down. Worth every penny.
QUESTIONS & ANSWERS
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Q: 2009 WRX taxkourel453323 years ago
Will this work on a 2009 WRX with some adjustments to account for different throttle body position compared to STI?
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A: This is meant specifically for the STI, I am not sure of what modifications would be needed to fit on the WRX.
Lane H. @ RallySport Direct 2 years ago
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Q: Boomba DBW throttle body Jace S.3 years ago
Will this bolt on with the boomba throttle body without modification by chance?
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A: Yeah i would imagine that would work without issue. Thanks.
Rick C. @ RallySport Direct 3 years ago
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Q: FMIC Nick S3 years ago
What FMIC kit will work with this intake without major modifications to the piping?
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A: Honestly most should work just fine. Most FMIC's have enough flexibility in the couplers to allow them to work with this without any real modifications. Thanks!
Rick C. @ RallySport Direct 3 years ago
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Q: question before considering ??4 years ago
this should work with a process west tmic right?
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A: You will need a FMIC setup in order to run this.
Tylo R @ RallySport Direct
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Q: Will COBB cold pipes line up with throttle body The Rascal King4 years ago
Will this manifold work with COBB’s front mount without modification?
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A: This will require slight modification of the FMIC piping in order to work.
Marcus E. @ RallySport Direct 4 years ago
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