Engine Modifications
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Threads 1 to 35 of 82

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: 862,391
    08-15-2014, 10:34 AM Go to last post
  2. 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: 343,366
    06-27-2014, 01:38 PM Go to last post
  3. 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: 114,797
    07-20-2014, 06:02 AM Go to last post
  4. Sticky Thread Sticky: Engine Performance FAQ [[[READ ME]]]

    Started by ebr0t, 09-28-2004 06:59 PM
    • Replies: 1
    • Views: 87,131
    09-29-2004, 09:25 PM Go to last post
  5. 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: 44,552
    06-14-2014, 08:37 AM Go to last post
  6. 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: 42,919
    zax
    08-11-2014, 08:30 AM Go to last post
  7. 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: 36,139
    08-07-2014, 12:02 PM Go to last post
  8. Sticky Thread Sticky: Water/Methanol Injection FAQ

    Started by EJ257, 04-06-2010 08:04 AM
    2 Pages
    1 2
    • Replies: 29
    • Views: 29,624
    01-22-2014, 06:56 PM Go to last post
  9. 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: 24,695
    01-02-2011, 02:58 PM Go to last post
  10. Post Sticky Thread Sticky: I want 400WHP!!!1!juan!

    Started by TheJ, 09-27-2009 06:51 AM
    • Replies: 0
    • Views: 19,909
    09-27-2009, 06:51 AM Go to last post
  11. Sticky Thread Sticky: Subaru Catch All TSB Regarding Modding

    Started by 302@12psi, 08-12-2007 07:43 AM
    • Replies: 8
    • Views: 12,941
    08-12-2007, 04:41 PM Go to last post
  12. Sticky Thread Sticky: Fuel System 101 FAQ

    Started by adam@kronosperformance, 06-30-2011 11:16 AM
    • Replies: 5
    • Views: 11,362
    02-15-2013, 08:25 AM Go to last post
  13. Sticky Thread Sticky: Blowoff Valve (BOV) FAQ

    Started by Sinister, 07-11-2013 10:55 PM
    • Replies: 2
    • Views: 5,390
    zax
    07-19-2013, 08:13 AM Go to last post
  14. Sticky Thread Sticky: Intake FAQ

    Started by EJ257, 04-09-2013 09:07 PM
    • Replies: 0
    • Views: 4,962
    04-09-2013, 09:07 PM Go to last post
  15. Sticky Thread Sticky: The BIG Intake Manifold/TGV/Phenolic Spacer FAQ!

    Started by zax, 11-20-2012 01:57 PM
    • Replies: 0
    • Views: 3,326
    zax
    11-20-2012, 01:57 PM Go to last post
  16. Sticky Thread Moved: BIG Intake Manifold FAQ!

    Started by zax, 11-20-2012 01:51 PM
    •  
    •  
    • Replies: 17
    • Views: 4,317
    09-04-2014, 07:27 PM Go to last post
  1. 2002 WRX Boost Spike? Help

    Started by momo02WRX, 11-03-2006 07:27 AM
    2 Pages
    1 2
    • Replies: 27
    • Views: 2,884
    zax
    08-16-2014, 08:19 AM Go to last post
  2. Prices for rebuilt motor

    Started by 13WrXx, 02-07-2014 12:46 PM
    4 Pages
    1 2 3 4
    • Replies: 53
    • Views: 2,298
    08-09-2014, 08:05 PM Go to last post
  3. Upgrade suggestions

    Started by madraven, 07-15-2014 05:47 PM
    4 Pages
    1 2 3 4
    • Replies: 54
    • Views: 1,734
    09-02-2014, 08:37 AM Go to last post
  4. 2015 Wrx intake

    Started by marlboro, 07-23-2014 12:03 PM
    • Replies: 11
    • Views: 1,331
    08-05-2014, 06:04 PM Go to last post
    • Replies: 30
    • Views: 1,061
    09-10-2014, 05:35 PM Go to last post
  5. Help with installing SPT catback

    Started by Soobvirgin, 12-08-2013 02:48 PM
    • Replies: 14
    • Views: 1,038
    08-14-2014, 04:55 PM Go to last post
  6. Question Little or no boost :/

    Started by mikeicke93, 08-07-2014 10:09 PM
    3 Pages
    1 2 3
    • Replies: 44
    • Views: 990
    08-15-2014, 06:26 AM Go to last post
  7. 2015 wrx mods before tuning

    Started by huitt06, 09-07-2014 12:50 PM
    3 Pages
    1 2 3
    • Replies: 37
    • Views: 867
    zax
    Yesterday, 08:14 PM Go to last post
    • Replies: 8
    • Views: 805
    zax
    08-16-2014, 08:16 AM Go to last post
  8. In what order did you purchase stage1-2 mods?

    Started by Cyoplasm, 08-01-2014 02:30 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 662
    08-10-2014, 11:13 AM Go to last post
  9. Upgrading Turbo - What do?

    Started by MisterNBG, 08-23-2014 03:16 PM
    2 Pages
    1 2
    • Replies: 25
    • Views: 645
    08-27-2014, 07:34 PM Go to last post
  10. Turbo spool time

    Started by 03wrexx, 09-05-2014 11:42 AM
    3 Pages
    1 2 3
    • Replies: 33
    • Views: 626
    09-10-2014, 07:12 PM Go to last post
  11. warranty bull

    Started by Dog, 09-02-2014 05:26 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 569
    09-04-2014, 02:11 PM Go to last post
  12. Process West TMIC install issues...

    Started by Subie For Me, 08-07-2014 01:18 AM
    • Replies: 13
    • Views: 539
    08-14-2014, 01:43 AM Go to last post
  13. Cobb down pipe

    Started by Run amok, 08-14-2014 04:31 PM
    • Replies: 8
    • Views: 490
    08-17-2014, 02:06 PM Go to last post
  14. CAI help!!!!

    Started by plasmablue14, 08-27-2014 01:56 PM
    • Replies: 14
    • Views: 460
    08-30-2014, 07:51 AM Go to last post
    • Replies: 10
    • Views: 458
    08-13-2014, 10:56 AM Go to last post
  15. Stock 2004 wrx modification

    Started by smacks214, 09-04-2014 11:11 AM
    2 Pages
    1 2
    • Replies: 28
    • Views: 415
    09-14-2014, 07:12 PM Go to last post
  16. Stage2

    Started by TownLine500, 08-24-2014 01:20 PM
    • Replies: 7
    • Views: 381
    08-25-2014, 02:02 PM Go to last post
  17. 2015 WRX - Milk Jug Delete?

    Started by wrxatx, 09-12-2014 09:08 PM
    • Replies: 11
    • Views: 378
    Yesterday, 03:24 AM Go to last post
  18. 03 Wrx with gt28rs turbo upgrade questions?

    Started by CSchaeff21, 09-05-2014 03:29 PM
    2 Pages
    1 2
    • Replies: 22
    • Views: 363
    09-10-2014, 09:25 AM Go to last post
    • Replies: 5
    • Views: 357
    08-19-2014, 07:05 PM Go to last post
  19. Addition pre tune suggestions?

    Started by jilty, 08-07-2014 10:38 PM
    • Replies: 7
    • Views: 357
    08-08-2014, 12:44 PM Go to last post
  20. 2013 WRX Cold Air Intake

    Started by Whitt11, 08-17-2014 05:18 PM
    • Replies: 9
    • Views: 356
    08-17-2014, 07:33 PM Go to last post
  21. Intake Silencer Delete?

    Started by 02bugeye5127, 08-06-2014 10:35 AM
    • Replies: 6
    • Views: 346
    08-06-2014, 03:40 PM Go to last post
  22. WRX JDM Engine indentfication help

    Started by Socal Thing, 09-08-2014 10:54 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 340
    zax
    09-09-2014, 03:01 PM Go to last post
  23. upgrading stock 05 wrx, need advice

    Started by Gen Jack Oneil, 08-17-2014 09:38 AM
    • Replies: 3
    • Views: 336
    08-18-2014, 06:02 PM Go to last post
  24. Blown Engine - What to Replace With?

    Started by WTypeRogerX, 09-03-2014 04:51 PM
    • Replies: 10
    • Views: 334
    09-10-2014, 09:57 AM Go to last post
  25. Where to buy 2015 test pipes?

    Started by wrxedd, 09-10-2014 07:01 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 328
    09-15-2014, 04:24 PM Go to last post
  26. magnflow exhaust

    Started by jgr208, 09-05-2014 07:56 PM
    • Replies: 9
    • Views: 328
    09-08-2014, 09:02 AM Go to last post
  27. Fuel Rails

    Started by TownLine500, 09-14-2014 07:45 PM
    3 Pages
    1 2 3
    • Replies: 37
    • Views: 325
    Today, 02:30 PM Go to last post
  28. Torque Solutions Intercooler

    Started by TownLine500, 08-02-2014 07:39 PM
    • Replies: 7
    • Views: 325
    08-04-2014, 05:35 AM Go to last post
  29. Questions regarding FMIC

    Started by MisterNBG, 08-05-2014 08:44 AM
    • Replies: 12
    • Views: 322
    08-07-2014, 07:32 AM Go to last post
  30. Fine knock learning:accessport

    Started by WRX-maniac, 08-12-2014 03:35 PM
    • Replies: 3
    • Views: 306
    08-13-2014, 04:25 AM Go to last post

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