- RS engine
- Borlas VS Knock off header
- Whistling noise?
- 06 2.5i possible problem.
- Timing belt, but Haynes book is not even made for my car!!!!!!
- pic from under
- My "custom" intake
- what is the Ideal Air Intake Pipe Size
- Drive by Wire or Cable?
- new idea from an sti owner. thanks man!
- Where to Begin?
- EJ251 engine compatability?
- Problem with headlights dimming when braking
- 04 impreza ts running rich
- 08 throttle lag
- what does a oil catch can do for our cars?
- Headers on 08?
- '96 L staling and running rough...
- GC Axle Back exhaust on GG??
- spark/fuel delivery problem? help!!
- ej22 1999 ported camshaft
- knock sensor code?
- Questions about what to do with an intake?
- what ebay exhaust is better
- CAI, Borla Replicas, Stromung cat... back and strange noises???
- Use ATF in the Clutch
- weird idle sound!
- Quicker acceleration..
- Hard Data on Throttle Body Spacers
- 2.2phse 1 to 2.2 phase 2 swap
- Need new muffler for 1.8L.. Suggestions?
- Stupid Heat Blower Fan is Chirping
- 01 Rs P0108
- stumble/bog/hesitation on throttle tip-in, sometimes - What could it be?
- new exhaust (coming soon)
- Will GR2's fit?
- 2.5i injector/fuel rail info needed.
- Ecu tuning???
- check engine light
- alternator belt, crank pulley?
- Spring Upgrades, what do you think?
- light weight pulley
- purchase issues
- Intake Pipe Q on a 2.2 Impreza
- Oil on spark plug boots - WTF?
- A Problem with CAI/SRIs and an Alternative (yes, finally)
- williaty hybrid intake
- Tuning?
- 3k Tranny buzz
- Uninstall Cold Air Intake
- ej25 swap
- Phase II DOHC heads and 97-99 Legacies
- Here's a weird one
- Cranks doesn't fire (sometimes) 2005 Saabaru
- STi Muffler on 2.5i with Hitch
- Intake Manifold removal
- 08 2.5i muffler
- (GD)STi AxleBack on GG 2.5TS!
- brake a tensioner
- h6 or eg 3.3 ?
- EJ18 and only 20mpgs
- How often do you get maintenance and oil change?
- Will 07 sti muffler fit my 03 rs?
- Step-by-step installation of Ebay hybrid intake
- Step-by-step installation of Ebay hybrid intake
- 02 2.5, what to look for?
- Maybe you guys can help me out...
- Evaporative Emissions Line Broken
- Catless N/A good or bad
- Speed Sensor
- help with removeing header????
- HELP with air pocket.
- intake like this
- "Shifting" with auto 2.5i..bad? or ok for the car?
- looking at intakes CAI vs SRI wHich would you perfer
- looking at intakes CAI vs SRI which would you have
- modification questions
- STi catback drone
- Need Help Badly!
- Has anyone seen or installed one of these?
- Confusing oil/startup issues
- Would you have rather had a turbo? Why/why not?
- intake manifold
- exhaust change
- USDM vs. JDM
- 2000 RS, cyl # 3 Misfire, bogging after certain TPS point... help?
- build question.
- Light weight flywheel
- help with P0037
- fuel rails
- woodruff key
- 2007 2.5i cat-back on 2005 RS?
- Injen Cai Question
- What mod comes next?
- Blown HG's, what can I do while I'm in there?
- EJ22 single ex. port heads - all the same?
- Humming from Airbox
- Bad crank, need new engine
- getting rid of cat
- Need Help
- Timing belt kits
- what exactly does a rod knock sound like?
- Alt. and Power Pulleys
- Legacy 2.5i exhaust options
- 2000 RS 2.5 had 79mm crank? With 52mm rod ends?
- NEED HELP! what next?
- quick possibly stupid question
- Will 2004 CAI fit an '06 2.5i?
- EJ251 Power Related Q's
- Check Engine Light
- Any ecu upgrades?
- Ebay Chip
- 07 header parts list
- mods so far
- bs?
- 2.5i Turbo Project
- Rant: this is an engine forum not a 2.5i forum
- just finished grounding mod
- unorthodox racing underdrive pully
- n/a ej22T
- quick pully question
- Car shut off while slowing down
- stumbling/cutting out problem
- STP Exhaust on 2008 2.5 NA Engine?
- exhaust brands
- Camshaft cap bolt size (Torx)
- Playing with the intake manifold...
- starting in wet weather
- Need help ASAP with car not starting
- Franken motor question
- Where is my MAF?
- egr valve
- Another Catback change. Stromung Single Tip with Borla on 2.5i
- GC Headers
- sti headers for 06/07 2.5i
- high flow cat question
- 3" exhaust on 2.5RS
- Finally PRODRIVE AXLE BACK on my RS
- Fuel delivery problem???
- Coolant keep disappearing!!!
- sti swap need help please
- Toasted fuel pump wiring
- Unfortunate extra rumble
- UEL Headers
- How and where do I mount my catch can?
- difference between canister muffler and others like stromung?
- Expert opinions from the guys i trust
- . 2 Questons about CEL's
- Major question, not sure which forum.
- maf adapter
- Installing sti catback, will it give me CEL?
- can you recommend an adjustable fuel pressure regulator
- very odd idle for a new car
- stromung
- trackpipe/O2 sensor questions
- 04 exhaust on an 07
- bad o2 sensor after 1,500miles?
- advise please?
- 07 Exhaust on a MY98GC
- throwing odd code, possibly cat code
- camshaft position sensor removal problem
- EZ30 Motor Horsepower
- Air Intake Temperature (AIT) Sensor - 1997 MAF?
- new headgaskets with engine in car?
- What are your CAI guys doing to keep the rattling down?
- 2.5 RS ECu Pinout
- 97 outback 2.5L...power adders?
- TWE headers
- 2000 Legacy GT when turning wheel feeling like a flat tire?
- :TECH: recommend me a muffler and pipe size!
- Help with identifying a few parts
- N/A Torque-Optimized AFR
- 99 Impreza 2.2 only 20 MPG help
- OBX Header Fit BE Legacy?
- PRoN Project Car #2: Running on 3 cylinders, rough idle.
- ABS light on 2002 Impreza
- Gutting WRX mid-section?
- Who PM'd me looking for fuel rails?
- DIY Homemade Intake mod!
- deleting rear o2 sensor on my 96 ej18 brighton
- 95 1.8L FWD suddenly runs terrible
- Where do I tap a vacuum gauge?
- Cold Air Intake problems
- quick newb question
- engine specifications???
- EL header question for low-end torque
- Lightweight crank pulley
- help with raspy exhaust setup
- whistle, squeal...what is it?
- three bond 1280b
- 1993 Impreza Wagon, "Popping"
- New mod! advice?!
- Posted vid of stock vs Borla headers
- track pipe with replica UEL headers
- new exhaust!!
- header wrap
- any advice for install?
- P0102 after re-installing snorkus
- question about headers
- throwing P0172 and P0328 on EJ25 (2002 2.5TS)
- 06 Exhaust Clip
- Bye Guys!!!!!
- Greddy Evo axelback to stock midpipe? Pics inside
- '98 RS2.5 Overheating Issues - URGENT
- New to GCs.....
- below 500 RPM when car is IDLE
- Parts list for a 5 speed swap
- 2000 2.5 Legacy Timingbelt :( ?'s
- header question
- Help idling problem
- 2.5i 0-60 MPH in 7.1 sec?
- Insurance totaled my suby, now what?
- Front Oxygen Sensor wiring
- Car won't run. Can't figure it out.
- cam install question
- Werid sound
- 1st gen 4wd owners, help me id something
- Heat wrap, worth it?
- Exhaust Whistle
- Worrying noises...
- Finally Dyno'd the RS
- overheat + mpg + spark plugs
- ej25 Headgasket thread - sticky needed?
- putting a JDM t28 turbo kit on a stock 2.5 RS?
- oem vs ebay HGs?
- 98 RS motor possibilities, help
- 02 Sensor P/N?
- Cat dilemma
- 10 MPG and everything is new, dealership has no clue
- tin can at low rpm stromung
- Symptoms for spun rod bearing?
- How hybrid is your Suby??
- P0341 rebuild - reinstall cel issue. Running very rough 99 forester.
- Terrible gas mileage?
- Problem with Rotors
- Improving MPG on 2008 Impreza
- Unequal length header
- another header wrap post
- Exhaust swap
- 97 legacy wont run
- 2005 2.5RS (EJ25) Buzzing and Rattling
- whats the best axleback/muffler
- I'm about to buy me some borla replica's ...
- Cosmo Racing... but CAI this time
- 07 STi CBE on a 07 2.5i
- Need DOHC 2.5L engine specs for final project
- Install timing belt Outback 97
- 2.5i strange start up issue
- 07 STI Axellback on 2.5i - Gasket
- STI catback & brief descrip & photos of extended centeripe