- head work
- perrin modded sti injectors? are they any good?
- Found something during my oil change.
- warning sign(s) for header leak??
- 20G first impressions
- what to get 1st?
- ** RS*R GT2 Video Clip **
- HELP! just took MBC off my STi...
- What turbo should i get?
- Boost creep
- Why doesn't subaru fix the understeer problem?
- Black Hole wastegate job and UTEC
- Need help! Removing and reinstalling fuel pressure regulator on 2004 sti
- wot wastegate spring for external wastegate
- Is 17 psi the same as 17 psi?
- FP green info.................
- Lengthening actuator rod
- Installing my VF34 this weekend! Need opinions!
- Whats the lowest that you can run your Green at and NOT get creep?
- garrett restrictor for sr50?
- PE850 VS PERRIN 810CC help?
- engine bog at startup
- BOOST CREEP on FP Green????/
- those of you using synthetic with your sti when did you change over?
- 2.5 JDM Cilinder heads
- Some interesting STI ECU Reflash Details and analysis..
- how does Forester XT and new Legacy GT compare?
- TXS TMIC on 05 STi
- New exhaust from Espelir??
- Redline vs Mobil1
- Please help me with my turbo
- Exhaust Leak?
- How to install a MBC
- Intake & downpipe dyno graphs....and performance parts marketing fluff
- 05' STI bpu mods
- MY04 is in the shop getting a new motor
- Invidia Header, is it worth it?
- ecutek '04 sti reflash dyno plot
- is a turbo timer necessary?
- What should I expect?
- my car is slower now...
- New GReddy Titanium exhaust
- Need Inputs from Espelir JGT500 owners
- What is the Easiest Way to Get a Louder Turbo Sound.
- How much HP
- New turboxs TBE question
- Why must we mod?
- STI VS WRX pulley
- Any speculation on mods for 05 Legacy gt?
- New TXS Full 3" TBE available with cat?
- Gutted WRX up-pipe (w Jet-Hot coating) or STi up-pipe?
- more pipes
- sr50 vs vf39 - some visuals
- STi fuel consumption?
- how do you know which injectors you need?
- How many miles..
- For those that track your STIs...
- ported wastegate, is this enough? (pics)
- Deadbolted VF34 **PICS!**
- PDE or TXS ??
- Need your help with injectors.
- ? about Downpipe...
- hks carb-ti or espelir
- oil loss
- up to the right temp?
- Necessary gauges??
- Perrin Modified injectors tested by RCTS
- CAI duct for STi !
- Cobb turbo back + access port
- DP and UP question.
- catch tank question.. why is ther no sludge in the thing
- Port, Polish and Clipped VF39?
- is the FRONT O2 sensor a wideband sensor ?
- Might not be going down my mod path after all....
- ASP High Output SR40
- HKS DP / Stock STi exhaust ?
- 1/4 mile projection for 05 legacy??
- Does exists Cuzco downpipe for MY03 Euro STi?
- STi questions
- Best quality up/down pipe?
- How well will this BOV work ?
- 6th gear at 3,900 rpms
- VF22 and Utec
- noob with a dumb ?
- FORCED PERFORMANCE GREEN 6mm vs 7mm housing??
- RPM hop when shifting in boost level
- Are you guys running a step colder plugs on your high hp set-ups
- DYI advice on Pridrive Catless Center pipe install
- Factory Intake Silencer
- For Racing Use Only
- ECUTek Reflash for 2005 STI is available.
- Could someone explain AVCS please?
- Problem with Green
- Removeing Intercooler.
- Anybody have Clark Turner's (AZscoobie's) Cell #?
- fuel pump questions
- AVC-R install
- Greddy Evo 2
- need healp with XXtuning headers
- SPT 3'' on the car with PICS
- What spark plugs, and what gap?
- APS or B&B Exhaust
- Supra Fuel Pump
- vf-22/1820 install trouble
- For those of you running the APS SR50?
- Idea for modifying injectors
- Any aftermarket radiators besides Godspeed's?
- Help with compressor maps and boost curves
- Blitz SUS intake
- installed a deadbolt VF-22/1820 +utec today
- Release of Defi Guages in Red Announced
- Installed TBE and now CEL
- why nhluhr no typh00n?!1
- So I swaped exhaust housings....
- Question about STI oil temps.
- 2.5" donut gasket/taper a proven restriction?
- STi stumbling problems
- Did review of XXtunning header/up-pipe combo
- lgt chain or belt
- Releiving fuel pressure
- Stock Rear section - To replace or not?
- Need some specific instructions on removing turbo exhaust housing.
- Blitz SUS w/ Greddy FMIC?
- funny thing about bigger injectors...
- Fast STI 11.62@122.36
- how much could you sell a vf 39 turbo for?
- VF34 peeps
- STI Connecting Rods?
- what size injectors?
- Mods required for 120mph terminal
- take a look at this..........
- Greddy Type-S sound question...recirc vs atmos
- FMIC with VF34
- Increasing HP on 2005 Legacy GT
- Attn Forester XT and Baja Turbo Owners with a Manual Tranny!
- going to hong kong and trying to pick up some parts for my sti when there
- ? for utec'd STi owners
- stromung downpipe and catted section for sti
- cruising EGT's
- Turbo questions
- STi SPT parts, i'm confused
- Does anyone know the HP gains with ECUTEK?
- Normal Oil consumption for an STI???
- want to buy aftermarket turbo for my 04 sti
- Forged Pistons - what size
- How much power with WRX heads?
- TurboXS Fuel Cut Defender
- I/C water light turns on at high RPM..
- Reflash on STi and a fuel pump.
- Upgrade Path
- What size banjo bolt for Deadbolts 20g?
- NEW Aps SR 55,discontinued DR500 and DR650
- BOV question
- Greddy Type s BOV won't fit STI intercooler
- headers?
- whats the standard PSI on the stock Forester XT???
- Can low oil (by 2 qts) adversely affect a car's performance measureable by a DYNO?
- HKS header markings?
- sr-50 install question
- Just installed Stromung TB (w/ Accessport)
- STi downpipe in the works
- where to get STi parts?
- Where to get downpipe to cat back exhaust gasket?
- Too much afterfire make my muffler sounds wack when idle?
- STI Specific Forums
- Wastegate flutter with a cat...anyone?
- List of mechanical differences b/w USDM STi and '05 Legacy GT motors/turbo systems?
- Aftermarket Uppipe on an STi?
- MAF sensor's max?
- FP Green wastegate
- Tuning Computers
- why is it so hard to check my oil?
- white smoke....
- informal poll accessport stage 2 ,exhaust, and boostcreep
- Boost Creep: How much is too much?
- ok don't flame me just wandering what choice i should go with on this
- Preliminary AVO600 Testing..
- GT35R on STI??? who....
- top mount intercooler sprayer
- seriously considering buying an STi, but have some questions
- CEL at startup
- CEL at startup
- helix dp question
- How to Install a Greddy FMIC?
- The Great Header Debate.....ended???
- Exhaust sound differences in titanium vs SS??
- STi future production
- Secondary tank/fuel cell for race gas?
- High Flow Cat
- 350whp - turbo and other advice needed!
- Max power on sti fuel system
- which aftermarket exhaust has high flow and slience?
- Alcohol injection preliminary results
- 255 fuel pump install
- Does anyone know if there is a company that...
- Sequential turbos
- Need some help on exhaust choices for 05 sti
- Need Muffler advice please>>>
- Porting the Wastegate
- Downpipe
- Have a question
- Where to purchase an AVO 600?
- prerrin fmic vs aps dr500/600
- txs short ram
- cat back prices???
- how much psi will the stock bov withstand
- what do you think avo 600 will cost ?
- Down Pipe question...
- 2.5 shortblock w/ RA gearset
- fuel pump & fpr, anyone use barry grant's?
- Autospeed DP
- Aftermarket DP's and heatshields
- Stock STI exhaust too restrictive for you guys, or too quiet?
- MZMperf. drop-in 740cc injectors for STi
- what turbo
- exhaust performance
- Why an EGT?
- AccessPort or Exhaust Mod - Which One?
- SR40 or SR50
- APS Race Exhaust
- After market turbo (XS450) install?
- AVO600 and Larger Fuel Pump/Lines..
- EJ257 long block 27.3 MPG!!
- 04 STi Misfire, need help
- Mobile One Oil filter
- Stock STi hitting only 1 Bar of boost
- Anyone with a FMIC on a stock turbo (STI)
- Off STI topic...engine bottom end tech support question
- STI and 29mpg
- godspeed sti stage 1+
- Bosal cat back exhaust question...
- Shiv is doing Ecutek STI flashes in New Jersey
- 2.0L and 2.5L Trannies interchangeable?
- What is the lastest package offereings?
- Remove STi intake silencer for sound?
- Riddle me this!
- Perrin BigMAF.. how do you clean the filter?
- When did Subaru jack the USDM shortblock prices??
- Invidia Downpipe Burning rubber hose...
- FMIC water spray
- Apexi N1, what do you think?
- Planning 05 USDM STi upgrade path.. professional advice desired.
- Which Mganaflow muffler to get??
- Anyone Have the New Borla exhaust?
- Replace Profec B with turboX's Dual Stage
- Duel tip vs. Single tip mufflers
- backfiring and shooting flames.
- Another injector ? for you guys.
- 05 WRX STi Aftermarket B.O.V.'s Which one is better?
- Check Engine light w/ flashing Cruise Light?