Engine Modifications
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Threads 1 to 35 of 91

Below you will find a list of discussions in the Engine Modifications forums at the ClubWRX Forum - Subaru Impreza WRX and STi Community and Forums. The Engine Modifications forum Flat-fours and turbochargers are what set the WRX apart from the rest. Talk about them and the latest aftermarket parts here.

Sub-Forums Threads / Posts  Last Post

  1. Engine Performance Discussion Specific to Higher Altitudes

    Forum Actions:

    Forum Statistics:

    • Threads: 48
    • Posts: 679

    Last Post:

    O2 sensor drama Go to last post

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    05-29-2014, 03:29 PM

  1. Sticky Thread Sticky: "The BIG BOV thread" (Where all bov question threads get merged)

    Started by p7r4e7y, 05-21-2001 07:34 AM
    788 Pages
    1 2 3 4 5 ... 788
    • Replies: 11,814
    • Views: 867,314
    08-15-2014, 10:34 AM Go to last post
  2. Sticky Thread Sticky: $5 and 5 minutes to a better running car :)

    Started by Big Sky WRX, 05-06-2006 03:02 PM
    9 Pages
    1 2 3 4 5 ... 9
    • Replies: 122
    • Views: 43,568
    zax
    08-11-2014, 08:30 AM Go to last post
  3. Sticky Thread Sticky: WARNING FOR BUYING CATTED DOWNPIPES!!!

    Started by Sinister, 10-27-2010 11:54 AM
    6 Pages
    1 2 3 4 5 ... 6
    • Replies: 87
    • Views: 36,738
    08-07-2014, 12:02 PM Go to last post
  4. Sticky Thread Sticky: First Modifications - what to do and not to do

    Started by mycologist, 01-25-2010 08:05 PM
    14 Pages
    1 2 3 4 5 ... 14
    • Replies: 197
    • Views: 116,256
    07-20-2014, 06:02 AM Go to last post
  5. Sticky Thread Sticky: Exhaust Video/Sound Clips

    Started by TurnWRX, 03-29-2004 10:37 PM
    38 Pages
    1 2 3 4 5 ... 38
    • Replies: 555
    • Views: 344,252
    06-27-2014, 01:38 PM Go to last post
  6. Sticky Thread Sticky: Exhaust FAQ

    Started by EJ257, 03-30-2010 03:30 PM
    8 Pages
    1 2 3 4 5 ... 8
    • Replies: 116
    • Views: 45,165
    06-14-2014, 08:37 AM Go to last post
  7. Sticky Thread Sticky: Water/Methanol Injection FAQ

    Started by EJ257, 04-06-2010 08:04 AM
    2 Pages
    1 2
    • Replies: 29
    • Views: 30,078
    01-22-2014, 06:56 PM Go to last post
  8. Sticky Thread Sticky: Blowoff Valve (BOV) FAQ

    Started by Sinister, 07-11-2013 10:55 PM
    • Replies: 2
    • Views: 5,615
    zax
    07-19-2013, 08:13 AM Go to last post
  9. Sticky Thread Sticky: Intake FAQ

    Started by EJ257, 04-09-2013 09:07 PM
    • Replies: 0
    • Views: 5,116
    04-09-2013, 09:07 PM Go to last post
  10. Sticky Thread Sticky: Fuel System 101 FAQ

    Started by adam@kronosperformance, 06-30-2011 11:16 AM
    • Replies: 5
    • Views: 11,539
    02-15-2013, 08:25 AM Go to last post
  11. Sticky Thread Sticky: The BIG Intake Manifold/TGV/Phenolic Spacer FAQ!

    Started by zax, 11-20-2012 01:57 PM
    • Replies: 0
    • Views: 3,418
    zax
    11-20-2012, 01:57 PM Go to last post
  12. Sticky Thread Moved: BIG Intake Manifold FAQ!

    Started by zax, 11-20-2012 01:51 PM
    •  
    •  
  13. Sticky Thread Sticky: SPT has released the new CBE's for 08 WRX 5dr & 4dr.

    Started by Weasel 555, 04-02-2008 05:35 AM
    6 Pages
    1 2 3 4 5 ... 6
    • Replies: 85
    • Views: 24,902
    01-02-2011, 02:58 PM Go to last post
  14. Post Sticky Thread Sticky: I want 400WHP!!!1!juan!

    Started by TheJ, 09-27-2009 06:51 AM
    • Replies: 0
    • Views: 20,073
    09-27-2009, 06:51 AM Go to last post
  15. Sticky Thread Sticky: Subaru Catch All TSB Regarding Modding

    Started by 302@12psi, 08-12-2007 07:43 AM
    • Replies: 8
    • Views: 13,017
    08-12-2007, 04:41 PM Go to last post
  16. Sticky Thread Sticky: Engine Performance FAQ [[[READ ME]]]

    Started by ebr0t, 09-28-2004 06:59 PM
    • Replies: 1
    • Views: 87,336
    09-29-2004, 09:25 PM Go to last post
  1. Custom Axle Back...need a little help

    Started by Britayik, Yesterday 07:35 PM
    • Replies: 3
    • Views: 110
    Today, 07:01 AM Go to last post
  2. ej255 swap into 2004 subaru wrx

    Started by rigsk, Yesterday 03:07 PM
    • Replies: 2
    • Views: 79
    Yesterday, 03:46 PM Go to last post
    • Replies: 34
    • Views: 1,317
    Yesterday, 03:30 PM Go to last post
  3. Best BOV to purchase

    Started by Glovesy, 09-26-2014 08:57 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 333
    Yesterday, 01:10 PM Go to last post
  4. Throttle body spacers

    Started by TownLine500, Yesterday 09:06 AM
    • Replies: 4
    • Views: 104
    zax
    Yesterday, 10:03 AM Go to last post
  5. Headers

    Started by 05'Franco, 09-27-2014 10:33 PM
    • Replies: 2
    • Views: 140
    Yesterday, 07:35 AM Go to last post
  6. In my opinion the fumoto valve sucks

    Started by TgoWRX04, 10-01-2004 01:47 PM
    2 Pages
    1 2
    • Replies: 25
    • Views: 4,105
    Yesterday, 05:59 AM Go to last post
  7. Dual to Single exhaust

    Started by dooku77, 09-27-2014 05:25 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 294
    Yesterday, 03:02 AM Go to last post
  8. Best hp gains

    Started by Kleen wrx, 09-28-2014 05:53 PM
    • Replies: 1
    • Views: 158
    09-28-2014, 06:54 PM Go to last post
  9. STP Performance Exhaust Cat Back

    Started by morten, 09-24-2014 01:21 AM
    • Replies: 1
    • Views: 198
    09-28-2014, 05:40 PM Go to last post
  10. IC to Throttle Body hose.

    Started by Strawhead, 09-27-2014 11:46 AM
    • Replies: 2
    • Views: 86
    09-27-2014, 02:27 PM Go to last post
  11. Help

    Started by SergioV, 09-27-2014 08:04 AM
    • Replies: 1
    • Views: 100
    09-27-2014, 09:34 AM Go to last post
    • Replies: 5
    • Views: 157
    09-27-2014, 03:39 AM Go to last post
  12. What is needed for bigger turbo on 04 WRX?

    Started by DERKADERKA, 09-26-2014 05:57 PM
    • Replies: 1
    • Views: 126
    zax
    09-26-2014, 06:46 PM Go to last post
  13. Help please

    Started by 2012wrx909, 09-16-2014 08:49 PM
    • Replies: 8
    • Views: 297
    zax
    09-26-2014, 01:53 PM Go to last post
  14. Subaru impreza wrx 2010 hatch

    Started by subie shumate, 09-25-2014 10:15 AM
    2 Pages
    1 2
    • Replies: 15
    • Views: 261
    zax
    09-26-2014, 01:49 PM Go to last post
  15. EBCS & EWG Questions

    Started by MisterNBG, 09-24-2014 03:32 AM
    • Replies: 3
    • Views: 170
    09-25-2014, 10:07 AM Go to last post
    • Replies: 0
    • Views: 141
    09-24-2014, 03:49 PM Go to last post
  16. Lightbulb Perrin to AEM..... good swap?

    Started by WRX-maniac, 09-21-2014 04:46 PM
    • Replies: 10
    • Views: 226
    09-24-2014, 10:54 AM Go to last post
  17. 2015 WRX - Milk Jug Delete?

    Started by wrxatx, 09-12-2014 09:08 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 1,026
    09-24-2014, 10:43 AM Go to last post
  18. accessport invindia dp combo

    Started by williedibo, 09-18-2014 01:48 PM
    • Replies: 12
    • Views: 317
    09-23-2014, 01:19 PM Go to last post
  19. accessport question

    Started by williedibo, 09-13-2014 09:03 AM
    • Replies: 7
    • Views: 357
    09-23-2014, 08:46 AM Go to last post
  20. New Fuel Filter Question.

    Started by MLG_2EZ, 09-18-2014 07:43 AM
    • Replies: 1
    • Views: 125
    09-23-2014, 08:36 AM Go to last post
  21. Stock boost control solenoid limit??

    Started by 03wrexx, 09-19-2014 10:42 AM
    • Replies: 3
    • Views: 192
    09-22-2014, 08:58 AM Go to last post
    • Replies: 0
    • Views: 96
    09-22-2014, 08:31 AM Go to last post
    • Replies: 5
    • Views: 185
    09-21-2014, 11:03 PM Go to last post
  22. 02 WRX and 2 Check Engine Lights

    Started by D-tained, 09-03-2014 02:53 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 400
    09-21-2014, 09:13 PM Go to last post
  23. STi intercooler fitment

    Started by Bak3rSkat3r, 09-21-2014 04:01 PM
    • Replies: 1
    • Views: 152
    09-21-2014, 07:29 PM Go to last post
  24. Recent install and Protune Results

    Started by Strawhead, 09-18-2014 10:19 AM
    • Replies: 12
    • Views: 381
    09-19-2014, 05:59 PM Go to last post
  25. 2015 WRX invida N1 dual exhaust videos

    Started by wrxedd, 09-17-2014 07:16 PM
    • Replies: 14
    • Views: 388
    09-18-2014, 09:17 AM Go to last post
  26. E85 Help Please

    Started by Connor559, 09-17-2014 08:16 PM
    • Replies: 2
    • Views: 130
    09-18-2014, 05:52 AM Go to last post
  27. Unhappy Not reaching target boost following tune

    Started by romaniac, 09-17-2014 06:24 PM
    • Replies: 5
    • Views: 172
    09-18-2014, 04:12 AM Go to last post
  28. Fuel Rails

    Started by TownLine500, 09-14-2014 07:45 PM
    3 Pages
    1 2 3
    • Replies: 37
    • Views: 545
    09-17-2014, 02:30 PM Go to last post
  29. Does a 2011 WRX come with stock unequal headers?

    Started by Brb, 09-11-2014 12:10 AM
    • Replies: 5
    • Views: 332
    Brb
    09-16-2014, 09:10 PM Go to last post
  30. 2015 wrx mods before tuning

    Started by huitt06, 09-07-2014 12:50 PM
    3 Pages
    1 2 3
    • Replies: 37
    • Views: 1,406
    zax
    09-16-2014, 08:14 PM Go to last post

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