Engine Modifications
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Threads 1 to 35 of 75

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

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    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: Engine Performance FAQ [[[READ ME]]]

    Started by ebr0t, 09-28-2004 06:59 PM
    • Replies: 1
    • Views: 86,687
    09-29-2004, 09:25 PM Go to last post
  2. Sticky Thread Sticky: Subaru Catch All TSB Regarding Modding

    Started by 302@12psi, 08-12-2007 07:43 AM
    • Replies: 8
    • Views: 12,765
    08-12-2007, 04:41 PM Go to last post
  3. Post Sticky Thread Sticky: I want 400WHP!!!1!juan!

    Started by TheJ, 09-27-2009 06:51 AM
    • Replies: 0
    • Views: 19,537
    09-27-2009, 06:51 AM Go to last post
  4. 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: 24,254
    01-02-2011, 02:58 PM Go to last post
  5. Sticky Thread Moved: BIG Intake Manifold FAQ!

    Started by zax, 11-20-2012 01:51 PM
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  6. Sticky Thread Sticky: The BIG Intake Manifold/TGV/Phenolic Spacer FAQ!

    Started by zax, 11-20-2012 01:57 PM
    • Replies: 0
    • Views: 3,137
    zax
    11-20-2012, 01:57 PM Go to last post
  7. Sticky Thread Sticky: Fuel System 101 FAQ

    Started by adam@kronosperformance, 06-30-2011 11:16 AM
    • Replies: 5
    • Views: 11,011
    02-15-2013, 08:25 AM Go to last post
  8. Sticky Thread Sticky: Intake FAQ

    Started by EJ257, 04-09-2013 09:07 PM
    • Replies: 0
    • Views: 4,668
    04-09-2013, 09:07 PM Go to last post
  9. Sticky Thread Sticky: Blowoff Valve (BOV) FAQ

    Started by Sinister, 07-11-2013 10:55 PM
    • Replies: 2
    • Views: 4,965
    zax
    07-19-2013, 08:13 AM Go to last post
  10. Sticky Thread Sticky: Water/Methanol Injection FAQ

    Started by EJ257, 04-06-2010 08:04 AM
    2 Pages
    1 2
    • Replies: 29
    • Views: 28,728
    01-22-2014, 06:56 PM Go to last post
  11. 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: 43,180
    06-14-2014, 08:37 AM Go to last post
  12. 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: 341,653
    06-27-2014, 01:38 PM Go to last post
  13. 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: 111,684
    07-20-2014, 06:02 AM Go to last post
  14. 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: 34,843
    08-07-2014, 12:02 PM Go to last post
  15. 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: 41,644
    zax
    08-11-2014, 08:30 AM Go to last post
  16. 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: 852,850
    08-15-2014, 10:34 AM Go to last post
  1. Air-Oil Separator vs Oil Catch Can

    Started by Sinsear, 06-22-2014 04:40 PM
    • Replies: 5
    • Views: 422
    07-07-2014, 12:24 PM Go to last post
  2. Looking for the best air intake for my 2009 WRX

    Started by MattM413, 07-07-2014 09:33 AM
    • Replies: 5
    • Views: 289
    07-08-2014, 05:00 AM Go to last post
  3. Stage 3

    Started by TownLine500, 07-05-2014 05:13 PM
    • Replies: 13
    • Views: 608
    07-09-2014, 09:57 AM Go to last post
  4. Stupid lean condition.

    Started by matt06wrx, 07-08-2014 09:21 AM
    • Replies: 6
    • Views: 283
    07-09-2014, 11:33 AM Go to last post
  5. another 2015 exhaust question

    Started by BigPoppaSteve, 07-06-2014 03:25 PM
    • Replies: 2
    • Views: 329
    07-09-2014, 12:04 PM Go to last post
  6. Kinugawa TD05 18G! good or bad?

    Started by jfsbaker, 06-23-2014 01:50 PM
    • Replies: 6
    • Views: 363
    07-09-2014, 02:03 PM Go to last post
  7. 2015 exhaust recommendations?

    Started by huitt06, 06-23-2014 05:20 PM
    • Replies: 5
    • Views: 507
    07-09-2014, 08:04 PM Go to last post
  8. Ebay Exhaust

    Started by Ed Edd n Eddy, 07-09-2014 08:13 PM
    • Replies: 0
    • Views: 210
    07-09-2014, 08:13 PM Go to last post
  9. Exhaust

    Started by Ed Edd n Eddy, 06-30-2014 08:14 AM
    • Replies: 14
    • Views: 418
    07-09-2014, 08:18 PM Go to last post
  10. COBB Catless DP 2.5" Taper

    Started by Blammo, 06-11-2014 11:38 AM
    2 Pages
    1 2
    • Replies: 22
    • Views: 812
    07-09-2014, 08:28 PM Go to last post
  11. Cold Air Intake

    Started by Ed Edd n Eddy, 06-29-2014 12:41 PM
    • Replies: 5
    • Views: 396
    07-10-2014, 01:40 AM Go to last post
  12. I believe I have a bent valve

    Started by Blemi7, 07-09-2014 11:01 PM
    • Replies: 1
    • Views: 259
    07-10-2014, 03:58 AM Go to last post
  13. Bellmouth vs. Divorced Wastegate catless

    Started by Wrx>>, 06-02-2014 08:38 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 768
    07-11-2014, 11:48 AM Go to last post
  14. Invidia n1 dual and single exhaust

    Started by 420Blazzin', 07-09-2014 01:47 PM
    • Replies: 9
    • Views: 306
    07-11-2014, 02:26 PM Go to last post
  15. Stage 2 full power 05 wrx

    Started by 05'Franco, 07-11-2014 12:05 PM
    • Replies: 6
    • Views: 283
    07-11-2014, 04:24 PM Go to last post
  16. Q300 all you need?

    Started by Dutch13SE, 07-11-2014 06:31 PM
    • Replies: 3
    • Views: 344
    07-12-2014, 08:48 AM Go to last post
  17. stage 2 help please!

    Started by sanchez213, 07-10-2014 10:32 PM
    • Replies: 13
    • Views: 698
    07-12-2014, 01:29 PM Go to last post
  18. What are the limits of the Accessport?

    Started by gtramontelli, 07-13-2014 08:05 AM
    • Replies: 4
    • Views: 325
    07-13-2014, 12:53 PM Go to last post
  19. TMIC and BPV

    Started by vaugghann, 07-13-2014 04:23 PM
    • Replies: 1
    • Views: 207
    zax
    07-13-2014, 04:34 PM Go to last post
  20. FMIC to TMIC

    Started by vaugghann, 07-13-2014 04:52 PM
    • Replies: 1
    • Views: 177
    07-13-2014, 05:04 PM Go to last post
  21. turbo flage bolts help

    Started by williamsdouglas, 07-13-2014 12:41 PM
    • Replies: 3
    • Views: 195
    07-13-2014, 10:19 PM Go to last post
  22. Quieting a Blitz Nur-Spec R Exhaust

    Started by mtb14, 07-15-2014 08:50 AM
    • Replies: 0
    • Views: 143
    07-15-2014, 08:50 AM Go to last post
    • Replies: 6
    • Views: 311
    07-15-2014, 09:57 AM Go to last post
  23. Intercooler questions

    Started by TylerPedro, 07-10-2014 10:33 PM
    3 Pages
    1 2 3
    • Replies: 35
    • Views: 829
    07-15-2014, 05:13 PM Go to last post
  24. Throttle body hose install?

    Started by Brozario, 07-15-2014 11:50 AM
    • Replies: 8
    • Views: 257
    07-17-2014, 03:24 PM Go to last post
  25. Questions on parts I wanna get

    Started by Kiezzy wrx, 07-18-2014 06:27 PM
    • Replies: 2
    • Views: 210
    07-18-2014, 07:43 PM Go to last post
  26. 2008 WRX - how much power can it handle/produce?

    Started by xtremez2k, 06-07-2010 12:23 AM
    4 Pages
    1 2 3 4
    • Replies: 55
    • Views: 12,998
    07-19-2014, 03:29 AM Go to last post
  27. 400 hp help!

    Started by 04wrxhatch, 07-18-2014 08:02 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 783
    07-21-2014, 10:31 AM Go to last post
  28. Heat shielding

    Started by TownLine500, 07-16-2014 04:57 PM
    • Replies: 10
    • Views: 354
    07-21-2014, 01:04 PM Go to last post
  29. intake manifold fitting with process west tmic

    Started by attarwrx11, 07-23-2014 02:18 PM
    • Replies: 3
    • Views: 142
    07-23-2014, 02:36 PM Go to last post
  30. Loud whoosing sound, and car stalls... HELP!!

    Started by 02_Subie, 07-23-2014 03:11 PM
    • Replies: 7
    • Views: 256
    07-23-2014, 05:35 PM Go to last post
  31. Mods with efficiency in mind

    Started by snow_bound26, 07-17-2014 11:12 AM
    2 Pages
    1 2
    • Replies: 22
    • Views: 781
    07-24-2014, 03:04 AM Go to last post
  32. VF39 VS 16GXT

    Started by frenziedcage, 07-24-2014 08:35 PM
    • Replies: 2
    • Views: 230
    07-25-2014, 06:48 AM Go to last post
  33. Exhaust\downpipe connections

    Started by SubieLouv, 07-25-2014 06:35 AM
    • Replies: 14
    • Views: 282
    07-25-2014, 10:57 AM Go to last post
    • Replies: 0
    • Views: 224
    07-25-2014, 05:41 PM Go to last post

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