- STI tuning and Shiv
- JIC Full Ti Catback
- Is USDM STi motor really called EJ25T?
- Thank you Imprezer! STI Forum Gift.
- STI Power Loss after first Oil Change?
- questions on ej25t
- Same BOV?
- intake for sti
- New SPT cat back system
- Intake silencer modification
- STI or STI engine in WRX
- installed header/pics
- When to go to synthetic??
- ecu wiring diagram
- Installed SPT Catback Exhaust
- What would cause a CEL?
- intake cel
- how much boost can be run on my STI EJ25T
- STi downpipe
- STI Motor Mount question
- Link Plus and EJ25T
- Gram light exhaust?
- Oil Catch Can
- Help with boost problem??
- STi owners
- What's Next
- noob question about 3/16 mod
- Downpipe Problem
- K&N oil filter?
- HKS Racing Suction Intake
- Mobil 1 choices
- APS has done it again 468 HP
- Radiator Cap question
- Break in question...???
- 04 STI sounds
- downpipe information
- WorxTuning Cat Back
- sti stage 1
- APS 3.5" Exhaust
- STi up pipe
- TXS fmic on MY04 w/ JDM foglights?
- Dccd And Ebrake Turns
- which BOV to get ?
- FMICs .. which ones u guys recommend
- MRT Muffler
- Anyone got the STI Vishnu Stage 1 yet?
- STI upgrades
- Stock 1/4th
- Breaking the engine
- Apexi gt spec exhaust
- JIC ti exhaust? anyone have it?
- Replace factory Sti with aftermarket...
- Header
- Dyno sheets
- apexi gt exhaust
- Catchcan question
- WorxTuning BOV Feedback
- STI block with 2.5RS heads???
- Redline Question?
- Boost PSI Questions?
- Lets get an STi turbo options thread started...
- Buschur Racing 3" Catback
- STI exhaust clips
- Need Help W/Guages
- Tell me what you guz want
- USDM Sti 2.5 short block kit- who from
- what about a vf23 on a STI
- BOV's GOOD OR BAD?
- Does a blitz nur spec axelback fit an STI?
- Cusco Intercooler Waterspray Controller
- BOV causing my engne to stall?!?!
- Is BORLA Exhaust good for STI
- Is BORLA Exhaust good for STI
- E36 M3 vs. WRX STI
- 420hp???
- STI head gaskets
- Automobile Magazines Car of The Year
- Part numbers asked
- Keeping stock STI axle back put putting 3 inch pipe before it?
- Silencer mod & stock intake?
- cheapest way to gain most HP
- Who makes 3 inch mid pipe w/o resonator for sti??
- sti block sohc heads. completed
- sti oil filter
- STI mod's Gathering info
- Turboxs RACEPIPE
- Down pipe?
- 10 Best
- 6 months from now....
- APS turbo back exhaust with cat - CEL ??
- Headers = LAG
- JIC exhaust TI 8lbs ??
- A/F Gauge Install
- wastegate
- mods and overboosting
- what kind of downpipes are you guys using on the sti?
- My STi threw a CEL!! Plz help!! :(
- APS Super Sprint High Output System......
- Injector Options?
- Reliability of 2.5L STI engine
- Hks Ssqv Bov
- Cusco oil catch tank
- What mods are you guys running on your STi?
- Hi guys, new user, need your HELP Please
- Best Oil for an STI
- ATTN STi owners - turbo oil return line can leak onto hot exhaust!
- WRX STi 2003 v-limited shift knob
- ej20 swap to ej25t
- do i need gaskets for a downpipe?
- Cold Winter Problems
- Cel
- 2003 WRX STi V-limited
- does the perrin downpipe thorw cel?
- An idea to save fuel
- sti cat location
- What spark plugs to buy?
- why did it do that? -boost creep-
- I am done with a few things...
- Seat-Harness ...plug-in !!!
- Does anyone know anything about the GT Spec genIII header?
- NOS on 04 STI
- Boost
- STi with tbe and no ported turbo no fuel cut
- VF39 Before & After Port&Polish
- How much boost
- Boost Gauge Noise
- Pretty easy money right (doing 12.99 or better at the drags)
- check engine light cruse,fuel cut on STi
- I'm gonna make this an STI
- WILL FMIC for WRX fit on an STI?
- Missing gray dust covers on injectors
- sti stage 1 by vishnu
- got boost?
- next sti gonna be twin turbo???
- 2.5 Liter STi tear down (pics, 56k nono)
- it's time for an exhaust
- xcelleration stage kits for the sti
- increase MPG mods
- GPMoto's Header?
- Greddy Full Titanium Exhaust
- what is the max boost on the sti??
- Problems w/ the STI
- Turbo size
- Stupid STi tricks
- What is the motor and trans worth from and STI
- Changing to synthetic motor oil
- sti motor into a 2.5rs?
- liability
- perrin downpipe cel fix
- 430hp/455lb-ft perf kit for sti?
- Steering Wheel Off
- downpipe sound at wot
- blitz sus
- Maxim Works header installed
- Help! "Ticking" noise
- Rear End
- Cold motor dilema
- STI exhaust?
- DCCD/ Gas mileage
- engine management
- Swap
- WRX/STI/ForresterXT MPG Tracking
- front mount
- RS*R ExMag GTII series Cat-Back
- FP Green
- Injectors
- Stock BOV mod
- front mount intercooler: why didn't subaru do this for the sti
- Rev Knob
- Compressor surge & stall and wastegate flutter
- I finally drove the Evo...my impressions and questions on modding STi.
- new owner upgrades
- Sti real crank HP ?
- what mods in order for STi to get rid of the boxer sound?
- headers for sti, any suggestions?
- JIC Titanium Exhaust Silencer
- Sti EJ25t Motor Longeviety, Relaibility & Modability....
- HKS parts to fit the 04 sti?
- So the New Sti has AVCS? (VVT,VTEC, Etc....)
- Installed Espelir Catback...Having Boost Issues!!
- anyone running vishnu stage 1 for the STI
- EJ25T dropped into a MY00 2.5RS?
- 03 Downpipe
- Prodrive
- Oil Change...
- STI performance muffler
- Gutted cat CEL
- 2000 Impreza T3/T4 B4 project ForSale
- 2004 sti Clutch burnt at 7000mls PLEASE HELP
- running temperture 04 STi
- help. silent det?
- does anyone have proof of headers gain on bone stock sti?
- OK I have my STI ordered
- Which Exhaust to use...
- Installing Autometer air/fuel ratio gauge - which ECU wire?
- Boost Creep Question
- JIC Titanium Exhaust
- sti engine in a 95 impreza?
- godspeed downpipe (and CEL fix)
- HKS BOV n00b question
- oes anyone make a cat-back test pipe?
- alcohol in the ic/water spray tank?
- Need help - failure to understand
- Resetting the ECM
- Suby and EVO Dyno Day results
- Turbo removal
- VF34 vs. Port and Polish
- IHI VF37 turbo TWIN SCROLL design specifications?
- how much PSI
- Rod and Piston Weight
- APS Pod Intake
- Flashing Cruise Control light and CEL from intake?
- Bad Idle, What's Going On?
- Time for first oil change...
- tanabe ultra titanium for sti anyone have one yet
- where can I get Prodrive parts?
- Help
- odd thing that I knoticed
- poor idle even after returning to stock
- 2004 sti exhaust
- Cel 2
- oil change questions
- helix turboback...and cel fix HELP
- Time slip
- sti whp?
- deadbolt phone #
- Poor Am reception on STi
- 2.5 STi block w Forged Pistons
- APS race exhaust
- How much hp/torque does EJ25T make WITHOUT the turbo?
- Screw for Blitz DDBOV
- wtb 2004 sti exhaust
- SPT intake
- 7,500 maintenance is it necessary?
- (turbo) cool down
- looking for catted dp
- strange noise on the right rear my sti
- evo motor can make more power then sti
- Difference between WRX and STi turboback
- vf39
- Turbo Temp Gauge?
- World One STI Competes in 1st Annual Primedia Time Attack!
- Exhaust??
- TurboXS RFL TI Muffler question
- Prodrive Power Packs for the USDM STi???
- Wtb Bov
- original shock sensor?
- cobb track pads
- If you had the chance???
- Videos of my Espelir exhaust on my sti