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FB20D - e-Boxer Hybrid (2019+)

Technical discussion of the new 2019+ 2.0L e-Boxer Hybrid
13
5.6K
13
5.6K

FB25DI - 2.5L Non-Turbo Direct Injection (2019+)

Technical discussion of the new 2019+ 2.5L Direction Injection naturally aspirated (N/A) powerplant, bolt-on power adders, exhaust options, etc.
2.6K
842K
2.6K
842K

FB25 - 2.5L Non-Turbo (2011- 2018)

Technical discussion of the 2011 - 2018 2.5L naturally aspirated (N/A) powerplant, bolt-on power adders, exhaust options, etc.
19.1K
8.5M
19.1K
8.5M

FA20DIT - 2.0L Direct-Injection/Turbo (2014-2018)

Technical discussion of the 2.0L direct-injected/turbocharged engine and any engine and exhaust-related modifications.
15.3K
6.6M
15.3K
6.6M

EJ25 - 2.5L Non-Turbo (1998-2010)

Technical discussion of the 2.5L naturally aspirated (N/A) powerplant, bolt-on power adders, exhaust options, etc.
49.9K
27.9M
49.9K
27.9M

EJ25 - 2.5L Turbocharged (2004-2013)

Technical discussion of the 2.5L turbocharged engine and any engine and exhaust-related modifications.
80.3K
28.3M
80.3K
28.3M

EJ20 - 2.0L Non-Turbo

Technical discussion of the 2.0L naturally aspirated (N/A) powerplant, bolt-on power adders, exhaust options, etc.
1.5K
1.1M
1.5K
1.1M

EJ20 - 2.0L Turbocharged

Technical discussion of the 2.0L turbocharged engine and any engine and exhaust-related modifications.
4.5K
2.5M
4.5K
2.5M

EE20 - 2.0L Diesel

Technical discussion of the 2.0L boxer diesel engine and any engine and exhaust-related modifications.
4.7K
3.1M
4.7K
3.1M

FB20 - 2.0L Non-Turbo (2011+ Euro-spec)

Technical discussion of the new 2011+ Euro-spec 2.0L naturally aspirated (N/A) powerplant, bolt-on power adders, exhaust options, etc.
53
75.5K
53
75.5K

Auto Stop / Start

Discussions around this latest feature
1.8K
557K
1.8K
557K

Cooling Systems

Technical discussions relating to cooling systems of all models.
5.4K
1.9M
5.4K
1.9M

Motor Conversions

Technical discussion on engine conversions or swaps.
6.9K
4.3M
6.9K
4.3M
bbottomley

(All Years) Sticky The Official Timing Chain Thread!

2
22
35K
 by Gingerforester
N

(All Years) Sticky How to read the Dipstick? (merged thread)

3 4 5
86
89K
 by Gebe
K

(All Years) Sticky Oil viscosity change? (merged)

4 5 6
118
23K
 by bluesubie
A

(All Years) Sticky Where is the ECU located?

2
33
68K
 by Lowki
D

Sticky Synthetic Motor Oil Discussion

12 13 14
278
165K
 by bluesubie
bbottomley

(All Years) Sticky The Official Timing Belt Thread

3
9K
 by SierraHotel
pleiad7

(All Years) Sticky The "best" motor oils - independently tested and ranked by wear protection

15
14K
 by Lee johnson
bbottomley

Sticky Ongoing polls regarding head gasket problems

2 3
48
141K
 by gibo
flstffxe

(All Years) Sticky Subaru oil filter comparison

2
36
198K
 by flstffxe
pleiad7

Sticky Please post in the correct engine subforums!

1
13K
 by pleiad7
Shrek

2009 - Engine replacement

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–
N/A
Motykc03

('06-'08) 2005 - New up pipe running lean

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N/A
V

('14-'18) 2018 - Exhaust rattle at idle - anyone else run into this?

12
5K
 by johnnyjackhammer
N

('09-'13) 2010 - How to sell FXT without paperwork on engine swap?

3
241
 by TMX
emils.schn

('09-'13) 2009- Stock exhaust questions?

0
141
 by emils.schn
trajik78

('09-'13) 2012 - Headers...to wrap or not to wrap that is the question?

6
336
 by 2.5x_sleeper
Y

('03-'05) 2003 - Seized Exhaust Bolts - how to get them off?

4
325
 by CrystalPistol
Vishnu

('19+) 2021 - Premium - Exhaust tip turn down recommendations?

2
33
972
 by Vishnu
S

('01-'02) 2001 - 2.5 Rs Tsudo HFC on a 01 Forester N/A?

13
329
 by Kevin
newspapertaxies

('14-'18) 2018 - Burning oil - dealership says it's normal?

2 3
50
9K
 by jrfilipi
Bod

(All Years) How to Idle Re-Learn after Battery Disconnect!

4 5 6
103
592K
 by rccrfan
ShiftTalkers

('19+) 2020 - Excessive steam coming from exhaust?

10
1K
 by Vishnu
H

(All Years) Oil change before road trip or push a little past the maintenance interval?

2 3
47
5K
 by Hankhill11
A

('14-'18) 2017 - Catalytic Converter Repair - heatshield Not Covered Under Warranty?

7
786
 by aotearoa
ForesterBill

(All Years) TSB for alternate engine oil filter!

5 6 7
120
15K
 by LeRM
S

('14-'18) 2017 - Exhaust leak - cracked manifold, any long term effects?

2 3
45
13K
 by Blue Poles
FairbanksFozzy

('98-'00) 1998 - Exhaust question - will 2015-2021 Wrx/Sti Single Exit Exhaust fit?

0
301
 by FairbanksFozzy
K

('09-'13) 2010 - Catless Forester need cel fix?

18
813
 by 2.5x_sleeper
FairbanksFozzy

('98-'00) 1998 -Outline Reman Fuel Injectors from rock auto (pictures) - anyone have success with these?

0
385
 by FairbanksFozzy
Redrat2000

('03-'05) 2003 - 2.5x - Resonator/silencer removal for passenger side sparkplug access?

3
452
 by Kevin
TECH MOD

('06-'08) Can't stop Driver side camshaft seal from leaking tried 3X's??

0
301
 by TECH MOD
Y

('06-'08) 2007 - WRX UEL headers for 2nd gen post facelift foz?

0
515
 by Yanis
S

('14-'18) 2016 - Nameless axle back 5’ muffler - drone levels?

7
860
 by FWRXTER
B

(All Years) Catalytic converter anti-theft device? (merged thread)

11
19K
 by martinlwfleming
PHAT4

('03-'05) 2005 - WRX exhaust onto Forester XT?

1
792
 by abakja1
soobydoobydoo

('03-'05) 2003 - What's this sound (lots of videos)? - Updated!

2 3 4
60
4K
 by Mofo.
Bydant

('01-'02) 2001 - Cant find the distributor?

8
6K
 by Kevin
N

('09-'13) 2010 - Non-original exhaust/muffler suspected, can you identify the source?

11
2K
 by donkpow
donkpow

('09-'13) 2010 - Compression test results!

3
1K
 by donkpow
B

('14-'18) 2011 - Exhaust upgrade questions?

5
1K
 by donkpow
J

('06-'08) 2006 - After Market CAT - install all factory heat shields?

2
1K
 by donkpow
TechniKal

('19+) 2020 - Downward exhaust tip for Sport?

10
8K
 by Kevin
C

('09-'13) 2011 - PZEV with clogged CAT?

18
3K
 by 2.5x_sleeper
cscrumal

('14-'18) 2017 - Spark Plug Replacement Cost?

14
5K
 by RFulton
snowjob

('19+) 2019 - fb25d workshop manual showing timing cam alignment marks?

4
1K
 by Black21Limited
Engine and Exhaust
Discussion of engine and exhaust-related topics - stock and aftermarket.
Turbo, N/A, and diesel subforums inside.
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