Engine Modifications
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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.

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  1. Engine Performance Discussion Specific to Higher Altitudes

    Forum Actions:

    Forum Statistics:

    • Threads: 48
    • Posts: 679

    Last Post:

    TECH: High altitude and octane Go to last post

    by

    11-06-2014, 05:28 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
    792 Pages
    1 2 3 4 5 ... 792
    • Replies: 11,876
    • Views: 985,404
    04-21-2015, 11:59 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: 558
    • Views: 371,193
    07-09-2015, 08:42 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
    16 Pages
    1 2 3 4 5 ... 16
    • Replies: 230
    • Views: 168,129
    07-12-2015, 09:27 PM Go to last post
  4. Sticky Thread Sticky: Exhaust FAQ

    Started by EJ257, 03-30-2010 03:30 PM
    10 Pages
    1 2 3 4 5 ... 10
    • Replies: 135
    • Views: 63,459
    01-15-2015, 09:17 AM Go to last post
  5. 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: 124
    • Views: 59,732
    02-12-2015, 03:16 AM Go to last post
  6. Sticky Thread Sticky: WARNING FOR BUYING CATTED DOWNPIPES!!!

    Started by Sinister, 10-27-2010 11:54 AM
    7 Pages
    1 2 3 4 5 ... 7
    • Replies: 94
    • Views: 54,069
    05-11-2015, 12:33 PM Go to last post
  7. 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: 28,402
    01-02-2011, 02:58 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: 39,165
    01-22-2014, 06:56 PM Go to last post
  9. Sticky Thread Sticky: Subaru Catch All TSB Regarding Modding

    Started by 302@12psi, 08-12-2007 07:43 AM
    • Replies: 8
    • Views: 14,402
    08-12-2007, 04:41 PM Go to last post
  10. Sticky Thread Sticky: Fuel System 101 FAQ

    Started by adam@kronosperformance, 06-30-2011 11:16 AM
    • Replies: 7
    • Views: 15,651
    01-10-2015, 09:47 AM Go to last post
  11. Sticky Thread Sticky: Blowoff Valve (BOV) FAQ

    Started by Sinister, 07-11-2013 10:55 PM
    • Replies: 2
    • Views: 10,348
    zax
    07-19-2013, 08:13 AM Go to last post
  12. Sticky Thread Sticky: Engine Performance FAQ [[[READ ME]]]

    Started by ebr0t, 09-28-2004 06:59 PM
    • Replies: 1
    • Views: 92,421
    09-29-2004, 09:25 PM Go to last post
  13. Sticky Thread Moved: BIG Intake Manifold FAQ!

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

    Started by zax, 11-20-2012 01:57 PM
    • Replies: 0
    • Views: 5,600
    zax
    11-20-2012, 01:57 PM Go to last post
  15. Post Sticky Thread Sticky: I want 400WHP!!!1!juan!

    Started by TheJ, 09-27-2009 06:51 AM
    • Replies: 0
    • Views: 23,193
    09-27-2009, 06:51 AM Go to last post
  16. Sticky Thread Sticky: Intake FAQ

    Started by EJ257, 04-09-2013 09:07 PM
    • Replies: 0
    • Views: 8,230
    04-09-2013, 09:07 PM Go to last post
  1. New (to me) WRX Blowing Smoke like a train

    Started by jkd12589, 04-02-2015 02:04 AM
    11 Pages
    1 2 3 4 5 ... 11
    • Replies: 151
    • Views: 4,484
    07-19-2015, 02:33 PM Go to last post
  2. running rich with MAF sensor?

    Started by pinraptor, 07-24-2015 12:01 PM
    3 Pages
    1 2 3
    • Replies: 33
    • Views: 510
    07-29-2015, 04:38 PM Go to last post
  3. ETS 2015 Subaru WRX Air Intake Kit

    Started by wgokc, 01-30-2015 05:18 PM
    3 Pages
    1 2 3
    • Replies: 30
    • Views: 5,202
    07-24-2015, 11:14 PM Go to last post
  4. FMIC help please?

    Started by 2015subi, 07-23-2015 03:44 AM
    2 Pages
    1 2
    • Replies: 29
    • Views: 572
    zax
    07-29-2015, 04:53 AM Go to last post
  5. Modifying help

    Started by SubieWRX2011, 07-17-2015 06:02 PM
    2 Pages
    1 2
    • Replies: 27
    • Views: 536
    07-31-2015, 12:15 PM Go to last post
  6. Axle Back Exhaust

    Started by 0008REx, 06-15-2015 04:30 PM
    2 Pages
    1 2
    • Replies: 25
    • Views: 830
    06-28-2015, 05:01 PM Go to last post
    • Replies: 25
    • Views: 657
    06-25-2015, 11:09 AM Go to last post
  7. Simple exhaust question because I'm a noob

    Started by J_saucy, 07-22-2015 03:30 PM
    2 Pages
    1 2
    • Replies: 21
    • Views: 417
    07-27-2015, 05:56 PM Go to last post
  8. Sucking air in where I should not be.

    Started by jourshua, 06-30-2015 12:12 AM
    2 Pages
    1 2
    • Replies: 20
    • Views: 586
    07-21-2015, 11:44 PM Go to last post
  9. Any issues using this locomotive turbo on my suby? pic attached

    Started by BBchevy, 07-09-2015 08:57 AM
    2 Pages
    1 2
    • Replies: 17
    • Views: 522
    07-28-2015, 01:26 AM Go to last post
  10. Air Oil Seperators

    Started by TownLine500, 12-13-2014 08:12 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 858
    07-24-2015, 11:21 AM Go to last post
  11. Downpie Question

    Started by true2blue, 07-27-2015 10:54 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 315
    07-29-2015, 01:31 PM Go to last post
  12. Turbo back need a tune?

    Started by Carlin, 07-18-2015 12:03 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 445
    07-28-2015, 03:38 AM Go to last post
  13. Oil Cooler

    Started by purpleano, 06-21-2015 02:34 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 469
    06-30-2015, 01:03 PM Go to last post
  14. Spun Rod Bearing question

    Started by krumble, 06-26-2015 11:48 AM
    2 Pages
    1 2
    • Replies: 15
    • Views: 579
    07-01-2015, 11:56 AM Go to last post
    • Replies: 14
    • Views: 6,608
    07-03-2015, 07:59 PM Go to last post
  15. Exhasut

    Started by J_saucy, 06-17-2015 09:05 PM
    • Replies: 13
    • Views: 541
    07-07-2015, 01:09 AM Go to last post
  16. Nameless Muffler Replacement

    Started by MizzouDevil, 02-18-2012 06:16 PM
    • Replies: 13
    • Views: 2,706
    06-29-2015, 05:46 AM Go to last post
    • Replies: 13
    • Views: 598
    06-25-2015, 03:10 PM Go to last post
  17. 2015 to 2016

    Started by jay4901, 07-28-2015 05:09 AM
    • Replies: 12
    • Views: 341
    07-29-2015, 06:36 AM Go to last post
  18. accessport change cdiff?

    Started by jay4901, 07-30-2015 04:52 AM
    • Replies: 12
    • Views: 291
    zax
    Today, 08:09 AM Go to last post
  19. 2010 wrx what is the best fmic and supporting mods

    Started by Kdc92, 07-02-2015 04:50 PM
    • Replies: 11
    • Views: 325
    07-03-2015, 03:32 PM Go to last post
  20. Grimmspeed Up-pipe

    Started by Ray-Ray03, 07-17-2015 11:43 AM
    • Replies: 11
    • Views: 292
    07-20-2015, 12:24 PM Go to last post
  21. Which tuning unit?

    Started by beerdrnkr, 07-09-2015 05:53 AM
    • Replies: 10
    • Views: 373
    07-18-2015, 07:28 PM Go to last post
  22. piston slap ? new engine?

    Started by wrx96, 07-28-2015 05:21 AM
    • Replies: 10
    • Views: 261
    07-29-2015, 05:28 AM Go to last post
  23. Best Mods for stock wrx?

    Started by cdunning24, 07-03-2015 11:11 AM
    • Replies: 10
    • Views: 418
    07-03-2015, 03:10 PM Go to last post
    • Replies: 10
    • Views: 318
    07-23-2015, 07:23 PM Go to last post
  24. Engine rebuild coolant issue

    Started by wrx96, 07-12-2015 03:38 PM
    • Replies: 10
    • Views: 256
    07-14-2015, 03:16 AM Go to last post
  25. 2006 WRX BOOST Questions

    Started by jim5233, 07-09-2015 05:41 PM
    • Replies: 9
    • Views: 270
    07-10-2015, 06:48 PM Go to last post
  26. Question TD05 18G turbo

    Started by Midblue, 08-01-2015 02:46 PM
    • Replies: 9
    • Views: 168
    zax
    08-01-2015, 05:02 PM Go to last post
  27. Down Pipe and Wastegate

    Started by cdunning24, 07-03-2015 08:29 AM
    • Replies: 8
    • Views: 275
    07-03-2015, 12:35 PM Go to last post
    • Replies: 8
    • Views: 240
    07-24-2015, 03:27 PM Go to last post
  28. Mishimoto Intake for 15' WRX Overview

    Started by Cduverge28, 06-15-2015 10:31 AM
    • Replies: 7
    • Views: 505
    06-24-2015, 10:24 PM Go to last post
  29. performence chip?

    Started by Ploof, 07-27-2015 03:11 PM
    • Replies: 7
    • Views: 221
    07-27-2015, 06:39 PM Go to last post
  30. Cobb Intake

    Started by Exhale, 07-01-2015 03:30 PM
    • Replies: 7
    • Views: 517
    07-05-2015, 11:48 AM Go to last post

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