- jdm performance?
- rattling noise from engine bay
- The mystery CEL.....
- Egt
- My Sti was rearended need some help.
- Power enterprise V-mount
- really really quick question
- noise in motor
- street turbo ? ? ?
- Intermittent boost problems w/ vf39
- 07 sti Vacuum Diagram PLEASE Help
- '07 FXT VF39 Swap with no EM Advice..
- fp red installed, now leaking coolant
- 18g???
- Cobb Heat Shield - WRX vs STI
- If spun rod bearing happaned..will the knock sound increase when rev the engine up?
- what's the solinoid? and vacum line for is it needed?
- Turbo Blanket ?
- TMIC + Meth or ebay FMIC (midwest driving) GT30r
- High pressure or High flow oil pump ?
- Another restrictor pill question
- 07 STI owners read, File complaint with SOA
- Oil Cooler in Fender Well
- Favour needed. Reference APS CAI
- HELP Trouble with down pipe
- Torque specs?
- EBay FMIC: difference in vendors?
- Weird sound from turbo?
- Trouble interpreting OBDII diagnostics
- NEED HELP w/Turbo Xs TMIC and BOV
- my swap
- effect of stage 2 ecu reset on reflash
- EJ257 vs EJ255 dyno results are in !!!!
- Is it true?
- Perrin Header Noise?!? HELP!!!
- DP/Catback fitmet issue
- Good tuners?
- sump tank/external pump setups
- Swapping vf-39 to aTD06H-16g
- 07 WRX TMIC VS. 07 STI TMIC pics
- Photos of 2007 USDM STi Intake Ports compared to v7 JDM STi Intake Ports... wow
- Question for STI Owners on Porting!
- 04 STI throttle problem
- Confused about catch cans - clarification
- Tial BOV super sensitive HELP!
- reaching 333hp at the wheels
- whats the deal, spt intake & cat back
- VF39/Top Mount....18g/Front Mount ??? HELP
- FP 18G Install
- oem 3 gauge pod
- dead after insall
- sti swap into wrx
- Cobb Tuning catted TBE
- Is anyone leasing an 07 or 06 WRX?
- '07 STI tuned! Much better.
- Has anyone trimmed their '06 or "07 turbo heat shield?
- Ver5 Sti Coupe 2.5 + GT3040
- Two Boost Gauges??
- ideal AFR +KC in WOT
- The Maximum Potential of the VF39 / VF43 on a stock STi engine
- Exhaust smell after WOT: help me find the problem
- Deadbolt Compressor Upgrade
- Anyone noticed 06/07 Steering issues?
- Maxed Out VF39 Turbo with Minimal Mods
- 06 WRX TR Setup
- Codes
- Stage 2 06 Wrx, Flashing Code.
- Blouch Dominator 3.0R info
- oil level high????
- Will 02-03 cv shafts fit 04 sti
- Is this data log as BAD as I think???
- Tranny sound please help
- arc induction box on cobb stage 2 need help
- Any Dyno numers on Maddad halfback?
- oil decision
- STI Topmount or SSAC? VF-39 WRX.
- whats the difference between these dp's ?
- Who has parted out an STi?
- What would cause this boost taper? Dyno plot included.
- Big Turbo build....last minute things?
- AT and boost creep
- Gas Issues
- Staying out of 5th in the 1/4 mile on a 04-06 sti tranny.
- ej257 shortblock swap question...
- whats the diff between bellmouth and divorced wastegate ?
- 06 Wrx Stage 2 Protune
- F.S bolt-on turbo,fmic
- Exhaust Extension
- Sumping the stock tank??? Do-able?
- Why are tq numbers higher than hp only in some cases?
- 6`speed w/dccd and without
- APS Turbo Inlet Install on a 2007 STi - Different Fuel Rails? (same as WRX?)
- Info-07 STI APS Inlet/Fuel Rail/Injector...Installs
- Excesive A/C cycling???
- Wastegate/Turbo sound?
- k&n filter fitting problems
- request: in car clip of maddad whsiper
- TD06SL2 Wheel on FP20G and FP18G
- Can't reach target boost with stage2
- how much more hp from a catless dp
- sti radiator in WRX?
- what dp for perrin catback
- A/F ration questions
- Catch Can Help!
- VF37 Dynos?
- Looking to uprage the turbo, pointers?
- Are the dp's for the sti and wrx the same
- Shift lag from 1st to 2nd...
- 04sti intake manifold vs. 06 wrx intake manifold?
- *HELP!* GT35R STi oil feed line!?
- What turbo to get ??
- Mechanical or Tune
- Recirc bov gases to intake???
- '07 WRX troubles (not too serious, just need insight)
- Looking for relocated upper coolant resiviors
- Race fuel tank in trunk? Advice / Experience Info wanted
- downpipe install question..
- perrin one pice dp with high flow cat
- Max boost /power/torque on EJ257 block
- Part no. & cost needed for fuel tank surge vessel
- cai after stage 2 protune?
- WBR exhaust
- Cobb v2 intake?
- quick intake question?
- Which turbo choice after stock?
- Anyone running TD05 18g on their STi?
- Td05 16G too small?
- fp green questions
- holding back hp~?
- highest hp on stock 07 sti
- Bought a 06 STI pre modded questions about the dyno and car
- i have drill for a turbo....
- Any body have a vin # for 04' STi???
- TXS RFL Turboback Exhaust Fitment Question
- Need a new DP???
- EWG 44mm and 18g, 2.5L Hybrid - what EWG spring should I run?
- heatshield
- need help with coolant lines on a perrin rotated kit
- problems after downpipe install need help please
- Which TMIC to get???
- Stg 2 07 STi ran fine, than randomly wouldnt start, car is sluggish at 10psi.....
- DBW Booster?!?!
- Aps Ss45
- sti stock up pipe rattle
- EL headers on a MY06wrx?
- Not hitting full boost please help!!
- gt30r + rotated on equal lenght
- What company's offer twin scroll twin turbo kits for the sti?
- i blew my turbo...what do i do now?
- knock on occasion?
- Open ECU boost cut issue, several questions
- Anyone getting boost creep on theTD06H-18G 8CM2?
- Popping with a TBE
- GT52 vs. GT30r (TS 3071r or 76)
- tune/EM Questions....
- CCV, how big is the hole? (need to cap mine)
- 20G Compressor Upgrade on VF-39
- valve cover leaking oil
- Tell me what you think of my Leak down test...
- Cam Gear Oil Seals
- Is anyone running a rotated kit with a blow thru and just a filter on the turbo?
- Should I do motor work or not?
- who running a custom ewg?
- BOV Flange for FMIC
- distributor relocation
- FP Green.....
- Turbo sound different from VF39 and stock wrx
- TMIC Problems
- Another broken piston sti 07
- Back bumper burn (from catback)
- Perrin fuel rail dont seem to fit with APS tgvs
- cruise control flashing abs and brake
- Perrin EL Header (sound advice)
- Swapped car vibration in second and third at a high load over 3k
- 3" Cat-back to Perrin DP info.
- Kaikimoto exhaust...
- GT3076R or GT3582R
- Could bad injector seal cause backfires on decel?
- need some advice!
- 06wrx exhaust leak sound until boost?
- Stage 2 questions - buschur or other?
- Ultimate Racing turbo kit
- 08 WRX silencer removal
- Such thing as too big of injectors?
- HELP! '05 STi start-up issue.....
- Oil halfway between F & L
- Installing Perrin rotated kit need help with adapter pipe
- bcs
- Please note new service intervals for turbo 08 models
- Ok, im an idiot - MBC question
- 18g TD05 supporting mods help!!
- 2006 wrx non sti camshafts ?
- Scope trace for vvt valve output
- Which injectors?
- Perrin's Short Ram Intake DIY
- Turbo Surge?
- Leaking coolant - best way to locate?
- Exhaust Wrap
- How much power out of a stock block?
- SR Vs. CAI the final show down (facts only)
- invidia or turbo xs
- It all starts with good intentions...
- Lets play connect the fuel lines.......Need some help here
- Stock boost solenoid lines????
- What is wrong with my car...
- timing belt idler pulleys
- Combatting "Compressor Surge"
- turbo inlet hose
- Help..no power to car except locks and door chime
- New Gaskets Mandatory?
- vf41????????????????
- Some help with some new problems...
- Tuners: how much hp increase per 1 lb of boost?
- dimensions on an STi intercooler?
- gt35r fuel question!
- Need help with biggest turbo to run on stock 07 injectors.
- downpipe question
- SPT and compatible downpipe
- 18g td05 7 cm question?
- 21.5 PSI in 3rd gear
- Fujitsubo Catback
- driving without cam pickup sensor?
- 2007 WRX Wagon Performance Upgrade Path
- questioning the power of my mods...
- HELP!!! CEL problems!!!
- what would this noise be ???
- non fouler?
- ultimate racing
- Turbo Problem?
- Help, STI wont start
- Some questions about Helix connecting rods
- USDM Midpipe compared to JDM midpipe
- Oil? 5w30 or 20w50
- stock vaccum diagram
- Thinking of 2008 WRX
- Gas tank problem.. not able to get a full tank.
- Install Guide: Zero/Sports Super Direct Flow Intake Kit
- Engine help - I think i blew it up racing a neon in a school zone
- 18G & Complete Turbo Kits?
- Only 5 psi as full boost???
- more pull
- Top End
- Help Check Engine light blink at low RPM
- wailling sound from engine bay..need help
- Perrin pulley
- LW Flywheel=lower boost?
- GT3067R Turbo and Exhaust question
- bore clearance cosworth pistons?
- Cusco oil catch can help! 2007 sti
- Helper Spring Testing and Install Results