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  1. Personal For Sale & Wanted
    Selling a used Cobb SF Intake with Airbox. Installation hardware ordered new from Cobb and unused. Airbox shows wear consistent with use. Complete kit for 08-14 WRX/STi and 09-13 FXT. Will also fit the following applications: Cobb SF Intake 08-14 WRX (15+ STi) 09-13 FXT Cobb SF Airbox...
  2. STi Technical Forum
    Looking to buy a 2011 Subaru Impreza WRX Hatchback. The owner has told me the engine was rebuilt and the process on how it was broken in. I have attached all the documents relating to the repairs and processes to get it running back to normal. The owner said that all of the necessary actions...
  3. Vehicles for sale
    This car has always been: 1) Stored in cold garage (I live in Flagstaff). 2) Washed and waxed by hand. 3) Owned be one owner. 4) To a Subaru dealer for oil changes (I have receipts). This car has never been: 1) Driven in hot conditions. 2) Modified in terms of the engine, exhaust, intake...
  4. General Maintenance, Troubleshooting & Accidents.
    Hi guys, So my buddy has had a 02 WRX with a turbo EJ25 rotting in his yard for 6 years. I offered to buy it and he’s basically giving it away. It turns out it’s got an EJ257 in it right now with forged internals and the 2.0 heads. The current EJ257 block has a crack in it so i’ve been looking...
  5. STi Engine Performance
    2006 STI. My dip stick popped up one day and I lost 2 quarts of oil. Found pretty soon tho. I don’t know if it had this tap prior or im just paranoid. The block is a Stock EJ257, fully hot tanked/checked, decked, flex honed. The Heads are Hot tanked/decked/ all new valves & seals (fresh oem...
  6. Personal For Sale & Wanted
    I bought this bar maybe 10 years ago from Harmon Motive but never installed it. I am in the OC in Socal. I will deliver if reasonably close. $150 plus shipping.
  7. Mid-A Local For Sale Only !
    Hey everyone! Here I have a beautiful 2008 STI Hatch for sale in Denver Colorado. {EDITED BY MOD: Please contact the site owner to obtain vendor status before posting vehicles for sale from a commercial entity.}
  8. Exterior & Appearance
    Year / make - 2018 WRX Color - Pearl white Location - Pittsburgh, PA Wanting - Preferably just wing but trunk swap is fine also.
  9. Personal For Sale & Wanted
    Off a 2017 WRX, asking $400 OBO. Located in AZ shipping can be negotiated. PM for any inquiries or questions.
  10. General Maintenance, Troubleshooting & Accidents.
    Hello ladies and gents, so I was driving my car and it shut off on me so I pulled off to the side and saw the heat gauge went way above the hot mark and my differential lock was also flashing on my dash along with the regular check engine, cruise, traction control, etc. I found it strange as I...
  11. Transmission & AWD
    I'm having a bit of trouble clarifying how compatible these cars are (VA chassis) in this area. I'm wondering what parts are necessary in the swap for me to get an STI transmission, center diff, and front diff (no rear diff) on my WRX. Why? I'm thinking about my long-term plans, and I think I'd...
  12. Member Show-Off & Photography
    2002/2004 complete brand new 04 STi was the donor, swapped by Subaru of America&dealer owner @ 12k Miles, now has 27K Miles.
  13. Tuning: Electronic Engine Management
    I recently purchased a Cobb stage 1 for my Subaru wrx sti 2018. Which includes accessport and cobb sf intake. I installed the AP (no intake yet) to see how it was, and decided to put it in stage 0 (since my car is stock). Went out for a ride and it was giving me a rev limit of 3500-4000. Weird...
  14. Vehicles for sale
    Hello Everyone! I am trying to sell my 2017 WRX base MT. I've never installed any engine mods to the car not even an accessport. Clean car with no abuse done to it. Recently got the Exedy Stage 1 Clutch installed since it was almost about time for its replacement. It is a clean car inside out. I...
  15. Exterior & Appearance
    Hello, Getting ready for the 48hrs of Tristate next year and I am going to install a CB in my 2017 STI. my preference for the antenna is a Wilson 1000 with a trunk lip mount. Has anyone done this ? Does the antenna hit the wing at all ? Thanks, photos would be appreciated if you have done this.
  16. Personal For Sale & Wanted
    2004 Forester XT swapping in a 2006 STI engine. Need a down pipe that I can use with V39 turbo but pass CA smog. anyone have an OEM STI downpioe or aftermarket catted downpipe?
  17. Engine Modifications
    Recently a real cheap TBE came up for sale. Guy says it fits 2017 sti sedan. Will any parts eg from the cat or axel bolt onto a 2009 wrx sedan?
  18. General Maintenance, Troubleshooting & Accidents.
    Good day everyone, I have a completely stock 2010 WRX STI aside from an aftermarket exhaust on it when I bought it. I Rallycross it and also daily it. Please note: the problem didn't develop after a rallycross, COVID-19 cancelled the majority of them and the last event I went to was 2 months...
  19. Exterior & Appearance
    Just picked up my 2017 STi sport today and I'm looking to upgrade some small things (cosmetic wise) My car already has the factory foglights,and sorry if I sound like a newb asking this. Can I just change the bulbs or would I need to get a new set of foglights if I wanted yellow ones I looked...
  20. Car Purchasing Forum
    So I'm looking to buy a new daily driver , really looking into a sport tech pkg STi 2015. I went to take a look at the car this weekend at the dealership and (as much as i know) this car came with a Cobb tuning Intake + airbox + an exhaust system of some sort ( single tip exhaust and a large...