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  1. General Maintenance, Troubleshooting & Accidents.
    Hey guys I'm new to the Subaru word and having an issue.... So I bought a 04 Impreza wagon with the 2.0. my issue is if I run ethanol free 91 octane fuel. It runs like crap,sluggish, barley idles and throws cylinder 1 2 3 4 misfire codes. If I run 91 octane with ethonal or mix a gallon or 2 of...
  2. Engine Modifications
    Hey I have a 2018 Subaru wrx. I want to go port and direct injection. I just don’t know how to hook the injectors up do I need a wiring harness or can it even be done? I know I need the intake manifold, fmic, and injectors. I just don’t know what I need to get them to work. I really just want to...
  3. Maintenance, service, and repair
    Today I took the time to put Seafoam into my car...I put 1/3 of a 16oz can into my fuel tank to clean fuel injectors, 1/3 into the engine block and 1/3 into the vacuum line of the BPV. Everything went great however after smoke had cleared, I noticed some smoke comming from near the turbo....does...
  4. General Maintenance, Troubleshooting & Accidents.
    2005 wrx. Cobb SR intake, tanabe catback, AP stg1 Car runs great and strong in every gear until I hit between 4500-5k rpms, then out of no where no power, detonation I assume? (Sounds like popcorn popping...pop pop pop pop) happens and it won't accelerate anymore. I have an aem digi boost...
  5. STi Technical Forum
    hey guys i just bought a 2006 sti today and have been driving it and its been running fine ive started and shut it off numerous times but on my way home i saw my neighbour so i shut off my car and talked to him for about 5 to 10 mins after we were done talking i went to start my car it turned...
  6. General Maintenance, Troubleshooting & Accidents.
    hey i have a Question to you... i have a 03 wrx has the 2.0 (100k) i noticed the other day a slight buck leaving a turn now it has drasticly gotten worse in a day. there is a bank one o2 code n thats been there for a wile. fuel psi is 38-45 with the regulator vac hooked up with it not its...
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