2.5 Liter/Litre Factory Motor | IW STi Forum

GR-Exhausts

GD-Exhausts

Discuss anything related to the exhaust system, like muffler, catback, and turboback exhaust systems.

Sticky Read this before you create a new thread about BOVs (Blow-off valves)

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Sticky The Official STi engine Venting, A/O Separators, and Catch Cans Thread!!

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Sticky Your answer to "I want 400whp" (or more?!)

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by tylerandreas

Sticky AVCS Gear Cleaning Guide! (Read this if you spun a bearing!)

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Sticky Motor Oil - All Chapters, Inclusive -Hat Tip to Ferrarichat.com

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Sticky Compression-Leakdown basic information

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Sticky Everything you need to know about E85

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Sticky Extremely good info for first time turbo owners (Determining Turbo Serviceability)

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Sticky Comprehensive Subaru CEL Code List (XLS File Attached)

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by 2.5 turbo hyped

Sticky UPDATED 03/03/10: Planning a turbo build? This is roughly what it will cost you.

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How much did it cost to fix your blown up engine?

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Anyone idenitfy this turbo?

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factory splitter

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Tune required after turbo inlet install?

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Cam sensor bank 2 ej255 3 wire plug

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STi Power Progression (GAINZ): Shooting for the Stars

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Brian Crower Stage 2 Cams For EJ257B

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Loud rattle coming from engine

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Very rough running 2011 Impresa, car won't drive. Looking for sugestions.....

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by boom3

Cylinder #4 Cooling Mod - Getting ready to install

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ELH Sizes and Specs.

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Stock or Aftermarket Pistons (borescope photos)

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by squaresandcubes

Fuel Surge Tank Wiring

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by squaresandcubes

O ring dimensions

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Change Timing belt driver side not line up

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by Zheng

Sti EJ25 motor installation on subaru 2005

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by Ced

Accessport Un-Marry without the Car

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Burning Oil Smell I cant find... HELP!!

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Seeking advise on brake caliper press, thanks in advance.

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HELP: Problems after iag aos install

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Rebuild after ringland failure, now getting p0345, p0346

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by UrdnotWrexSTi

Activate or relearn added parts to a Subaru?

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Just another Failure=Oil Pick Up Tube

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by killerbmotorsport

Engine Noise @ Idle --> 2k RPM, mostly goes away with small load (A/C on)

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Random question about how much pressure a exhaust manifold sees

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by Scargo

My STI wont go in reverse HELP!!!

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by Jr888a

Where can I find proper fuel pressure reading??

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Can somebody Critique my timing belt job

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2015+ sti motor build questions

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by Black$cholar_Speedy

Pretty sure my timing belt tensioner is shot at 60k miles

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Vaccum hose kit

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2007 Subaru impreza wrx 2.5 turbo with a P2096 code please help

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IHI VF48 modified by IHI.

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Check Engine, Traction, Cruise control, and stuck in sport mode.

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