Engine Modifications | Subaru WRX Forum

High Altitude Tuning

Engine Performance Discussion Specific to Higher Altitudes

529

239K

8 d ago

529

239K

8 d ago

Sticky $5 and 5 minutes to a better running car :)

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131

96K

Sticky "The BIG BOV thread" (Where all bov question threads get merged)

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1M

Sticky WARNING FOR BUYING CATTED DOWNPIPES!!!

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117K

Sticky Exhaust Video/Sound Clips

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587

438K

by bansalrehana

Sticky First Modifications - what to do and not to do

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358K

Sticky Exhaust FAQ

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161

106K

by lcurtiss1996

Sticky Fuel System 101 FAQ

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30K

Sticky Water/Methanol Injection FAQ

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29

61K

by lookylookitzadam

Sticky Blowoff Valve (BOV) FAQ

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40K

by zax

Sticky Intake FAQ

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17K

by EJ257

Sticky SPT has released the new CBE's for 08 WRX 5dr & 4dr.

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85

36K

by patrickfromnm

Sticky I want 400WHP!!!1!juan!

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35K

by TheJ

Sticky Subaru Catch All TSB Regarding Modding

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by [email protected]

Sticky Engine Performance FAQ [[[READ ME]]]

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114K

by ebr0t

How much WHP do I need!?

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27

319

by XJman

Cobb intake with no tune

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252

by SD_GR

2015 wrx blow off valve

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362

What front mount can I buy that wont interfere with my front tow shaft license plate relocator?

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129

by a5m

2004 WRX 2.0 to 2.5 engine swap

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by SD_GR

2006 wrx ej20x swap questions

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91

New WRX owner, Possible Issues.

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200

Tomioka Racing turbo upgrade Twin scroll

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423

by WRX Garage Addict

Need help with TMIC

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188

by hawkeyeturbo

early stage of rod knock or main bearing or possible soemthing else?

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279

Getting eTuned At Lachute in a couple months and need help clearing up a problem

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25

586

by Roblivingstone

But will it fit??

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159

by zax

HELP!! Dialing in issues…2009 stage 2 WRX

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332

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6K

Break in for new motor?

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292

oem turbo inlet install help

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27

14K

Need help with part identification

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196

by Roblivingstone

CATLESS J-PIPE ON 15+ WRX

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219

by XJman

Cobb 20g with WRX (non-STi) TMIC

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by SD_GR

2017 WRX speed governor?

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27

22K

by XJman

9

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by Roblivingstone

Rough idles and stall in neutral

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133

2002 wrx No wire connected to BCS

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100

Engine won't run

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149

by XJman

2016 and 2018 Wrx Engine

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860

Dam at 0.750 fine knock learn at -2.11

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269

by zax

CEL on Cruise control flashing and VDC light is on

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214

My new investment

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258

Help ? Maybe bad gas ? P0172 code

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148

2020 sti Cobb accessport

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247

sti turbo on stock wrx

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234

2007 WRX TR Issues :(

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192

by XJman

Catback Research

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282

by JaySin

Need Advice and Tip for my build Please!!

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265

by AngelesAutoGroup

Need help with knocks & DAM drop with COBB Big SF intake. DAM issues even after putting stock intake back in.

2

28

2K

by Roblivingstone