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High Altitude Tuning
Engine Performance Discussion Specific to Higher Altitudes
556
299K
Feb 26, 2024
556
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Feb 26, 2024
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249
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First Modifications - what to do and not to do
mycologist
Jan 26, 2010
11
12
13
244
387K
Jun 7, 2023
by
PNO3
A
Sticky
Fuel System 101 FAQ
adam@kronosperformance
Jun 30, 2011
9
37K
Dec 13, 2022
by
XJman
T
Sticky
Exhaust Video/Sound Clips
TurnWRX
Mar 30, 2004
28
29
30
590
468K
Apr 22, 2022
by
crxluv2
Sticky
$5 and 5 minutes to a better running car :)
Big Sky WRX
May 6, 2006
5
6
7
133
112K
Mar 18, 2022
by
FireB
P
Sticky
"The BIG BOV thread" (Where all bov question threads get merged)
p7r4e7y
May 21, 2001
600
601
602
12K
2M
Dec 29, 2021
by
WRX-maniac
Sticky
WARNING FOR BUYING CATTED DOWNPIPES!!!
Sinister
Oct 27, 2010
4
5
6
103
135K
Nov 25, 2020
by
78wrx78
Sticky
Exhaust FAQ
EJ257
Mar 30, 2010
7
8
9
161
122K
Jan 9, 2017
by
lcurtiss1996
Sticky
Water/Methanol Injection FAQ
EJ257
Apr 6, 2010
2
29
70K
Jan 23, 2014
by
lookylookitzadam
Sticky
Blowoff Valve (BOV) FAQ
Sinister
Jul 12, 2013
Locked
2
47K
Jul 19, 2013
by
zax
Sticky
Intake FAQ
EJ257
Apr 10, 2013
Locked
0
20K
Apr 10, 2013
by
EJ257
Sticky
SPT has released the new CBE's for 08 WRX 5dr & 4dr.
Weasel 555
Apr 2, 2008
3
4
5
85
43K
Jan 2, 2011
by
patrickfromnm
Sticky
I want 400WHP!!!1!juan!
TheJ
Sep 27, 2009
Locked
0
38K
Sep 27, 2009
by
TheJ
3
Sticky
Subaru Catch All TSB Regarding Modding
302@12psi
Aug 12, 2007
Locked
8
22K
Aug 12, 2007
by
302@12psi
Sticky
Engine Performance FAQ [[[READ ME]]]
ebr0t
Sep 29, 2004
Locked
1
119K
Sep 30, 2004
by
ebr0t
Blackstone oil report - too much iron?
Sasquatch
Apr 29, 2005
19
4K
1d ago
by
Booboo22
2
What parts can I run on 22 WRX without tune?
22WRX_IR
3d ago
2
170
3d ago
by
myk
2022+ WRX factory exhaust
coastalsloth
Dec 9, 2023
2
51
5K
3d ago
by
coastalsloth
Remark muffled axleback (23 WRX)
coastalsloth
Feb 26, 2024
5
429
Mar 11, 2024
by
coastalsloth
B
HELP! MAPerformance intake installed with Cobb stage 1 BigSF tune flashed by accident.
bresss115
Oct 15, 2022
13
2K
Mar 5, 2024
by
DaToby
2023 WRX - OEM midpipe size
coastalsloth
Mar 1, 2024
1
215
Mar 5, 2024
by
coastalsloth
Power steering
NormalCarMan
Mar 4, 2024
7
126
Mar 5, 2024
by
NormalCarMan
D
I’m struggling to find decent fuel.
DevinH120
Mar 1, 2024
5
279
Mar 3, 2024
by
zax
F
Rae Motorsports Intermediate pipe on ‘22 WRX
FA24-WRX
Nov 18, 2023
3
2K
Mar 1, 2024
by
shaunbaker145
S
New WRX Owner
Sroldgent
Feb 23, 2024
12
859
Mar 1, 2024
by
WRXnBRZ
C
What should I replace next?
Casper.wrx
Feb 26, 2024
8
432
Feb 28, 2024
by
zax
S
23' WRX, Just installed Tomei Titanium Exhaust, single exit :)
shaunbaker145
Feb 27, 2024
1
295
Feb 27, 2024
by
nyc_wrx420
T
2005 wrx BCS help
ThatSubiGuy
Feb 19, 2024
3
482
Feb 19, 2024
by
zax
D
Just picked up this STI
Deathlynumb
Feb 6, 2024
4
1K
Feb 11, 2024
by
Drumnatural
Turbo
NormalCarMan
Feb 8, 2024
14
617
Feb 8, 2024
by
NormalCarMan
J
Maximum Boost for 18g
JDMLIMITEDGDB
Mar 29, 2005
Locked
17
17K
Feb 8, 2024
by
Martinez De'souza
J
I stuck a spark plug in my downpipe...
jester458
Jan 8, 2007
23
4K
Feb 7, 2024
by
Liam b1357
Bypass return
NormalCarMan
Feb 4, 2024
11
521
Feb 5, 2024
by
NormalCarMan
C
After Mods Installed
CBEARRU
Feb 1, 2024
2
493
Feb 1, 2024
by
CBEARRU
1
Does a recirculating bov need a charge pipe, or can you use it on stock mods
17wrx818
Jan 31, 2024
0
349
Jan 31, 2024
by
17wrx818
S
Downpipes
Stelmj43
Jan 27, 2024
4
611
Jan 29, 2024
by
silver_scooby
Injectors.
NormalCarMan
Jan 28, 2024
9
598
Jan 28, 2024
by
NormalCarMan
E
Ej20x rebuild, bent valves
Elijohn12
Jan 27, 2024
0
288
Jan 27, 2024
by
Elijohn12
N
Exedy Stage 1 Organic Clutch Kit AND Exedy OEM Flywheel SUBARU WRX 2006-2017 $575 FREE SHIPPING
Nickaudib5
Jan 27, 2024
0
427
Jan 27, 2024
by
Nickaudib5
N
COBB ACCESSPORT AP3-SUB-004 UNMARRIED $450 FREE SHIPPING
Nickaudib5
Jan 27, 2024
0
548
Jan 27, 2024
by
Nickaudib5
Gains from Lightened Flywheel?
RayfieldsWRX
Oct 16, 2003
15
12K
Jan 26, 2024
by
nathanf3738
Y
2023 WRX Reliable DD build Questions
yvonivz
Jan 23, 2023
13
5K
Jan 26, 2024
by
zax
I Want a reliable Wrx
Ale.wrx
Jan 24, 2024
6
678
Jan 25, 2024
by
zax
N
Stock wrx injector hp max out
nightrider45
Aug 5, 2009
21
35K
Jan 25, 2024
by
TallPaul7189
X
TD04 options/reliability
xsnapshot
Jul 26, 2009
21
32K
Jan 24, 2024
by
SD_GR
I
Cobb Nexgen stage 2
Is Hunt
Jul 29, 2022
21
6K
Jan 21, 2024
by
4Mogger
V
New WRX Owner Q’s
vlcne
Jan 18, 2024
5
432
Jan 18, 2024
by
zax
K
Subie loosing boost HELP
KMdawg23
Jan 14, 2024
7
485
Jan 15, 2024
by
KMdawg23
W
Up pipe Precat broke?
WRX45
Jun 19, 2006
8
11K
Jan 14, 2024
by
KMdawg23
first mods
tylermxyer
Jan 8, 2024
7
856
Jan 8, 2024
by
zax
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Engine Modifications
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Flat-fours and turbochargers are what set the WRX apart from the rest. Talk about them and the latest aftermarket parts here.
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