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smorris
Sticky Post 2.5L STi Engine threads here!
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13K
 by smorris
Randysubi20
Subieeeenationnn!
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231
 by CaTiRo79
J
Turbo Back Exhaust and Tune
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402
 by JLP301
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2002 Wrx what happens
2 3
49
1K
 by zax
T
Clean 2006 suabru sti for sale
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N/A
J
Cobb Tuning has stopped supporting Stage 2 tunes - ISO 05 STi Stage 2 and 2+ OTS Maps
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2K
 by XJman
jordancaird2
Looking to make 500whp any turbo suggestions
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321
 by jordancaird2
Randysubi20
Subaru wrx sti limited 2020
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465
 by Jbravo_AK
B
Weird Idle
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373
 by zax
T
Dual avcs in a 2002
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453
 by zax
H
Knock on start up.
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6K
 by Rome89
jordancaird2
Plz help
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22
1K
 by jordancaird2
Juang1985
2021 subaru wrx STI
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25
8K
 by zax
06guy
2006 STI build questions
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702
 by 06guy
S
Headlights both went out and lights came on
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743
 by Subawu0522
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Swap avcs problem on 04sti usdm harness on ej207
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512
 by Punjabis77
Mikkee089
2006 Sti tick only at 1200 rpm.
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565
 by Mikkee089
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Intercooler Fitment
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1K
 by Jerbremser
Pmhearns12
HELP OVERBOOST STI
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621
 by XJman
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Intake runner P2006
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2K
 by Kamp0328
C
STI Stock whp?
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89K
 by NeoNeoNeo
JA1904
STI TMIC on 02 WRX
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460
 by XJman
foxmul
Need help with P0300 and P0000 codes
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2K
 by XJman
DarrionW.
Cobb stage 2 boost
1
476
 by XJman
Zachzimmer
Ej257 knock
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1K
 by zax
scxrysti
Burning through a Quart of oil every 50 miles. No blue smoke, no leaks on the floor. What??
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881
 by scxrysti
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Late boosting
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487
 by Jeff90
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DAM .500
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1K
 by Dishpro01
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STI 15+ HKS BOV with stage 1 Cobb sf intake
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2K
 by WRX-maniac
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Rev9 dp
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676
 by RedRex83
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Recommendation for motor repair in Denver
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810
 by Pico de Gallo
Subie28
Exhaust sound
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2K
 by WRX-maniac
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Grimmspeed
2
567
 by XJman
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Pro tune
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612
 by XJman
B
NEED HELP!!!
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766
 by BLK11STI48
1
2006 STI Boost Issue
2
20
2K
 by 18jsmeal
STi Engine Performance
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