Engine Modifications
+ Post New Thread
Page 1 of 3 123 LastLast
Threads 1 to 35 of 76

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: 681

    Last Post:

    TECH: High altitude and octane Go to last post

    by

    11-06-2014, 05:28 PM

  1. Sticky Thread Sticky: Subaru Catch All TSB Regarding Modding

    Started by 302@12psi, 08-12-2007 07:43 AM
    • Replies: 8
    • Views: 14,099
    08-12-2007, 04:41 PM Go to last post
  2. Sticky Thread Sticky: Fuel System 101 FAQ

    Started by adam@kronosperformance, 06-30-2011 11:16 AM
    • Replies: 7
    • Views: 14,460
    01-10-2015, 09:47 AM Go to last post
  3. 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: 54,647
    02-12-2015, 03:16 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: 90,856
    09-29-2004, 09:25 PM Go to last post
  5. Sticky Thread Sticky: Intake FAQ

    Started by EJ257, 04-09-2013 09:07 PM
    • Replies: 0
    • Views: 7,327
    04-09-2013, 09:07 PM Go to last post
  6. 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: 57,832
    01-15-2015, 09:17 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: 36,281
    01-22-2014, 06:56 PM Go to last post
  8. 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: 208
    • Views: 148,814
    03-29-2015, 01:45 PM Go to last post
  9. 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: 951,145
    04-21-2015, 11:59 AM Go to last post
  10. Sticky Thread Sticky: Blowoff Valve (BOV) FAQ

    Started by Sinister, 07-11-2013 10:55 PM
    • Replies: 2
    • Views: 8,887
    zax
    07-19-2013, 08:13 AM Go to last post
  11. 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: 93
    • Views: 47,939
    12-09-2014, 03:43 PM Go to last post
  12. Post Sticky Thread Sticky: I want 400WHP!!!1!juan!

    Started by TheJ, 09-27-2009 06:51 AM
    • Replies: 0
    • Views: 22,248
    09-27-2009, 06:51 AM Go to last post
  13. 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: 557
    • Views: 361,048
    03-22-2015, 03:35 PM Go to last post
  14. 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: 27,655
    01-02-2011, 02:58 PM Go to last post
  15. Sticky Thread Moved: BIG Intake Manifold FAQ!

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

    Started by zax, 11-20-2012 01:57 PM
    • Replies: 0
    • Views: 4,945
    zax
    11-20-2012, 01:57 PM Go to last post
  1. Whos running an external wastegate?

    Started by 100plus2Vegas, 05-03-2015 04:38 PM
    • Replies: 8
    • Views: 166
    Yesterday, 08:26 PM Go to last post
    • Replies: 8
    • Views: 655
    04-11-2015, 12:36 PM Go to last post
  2. TD05H-16G Turbo Question

    Started by bneedham, 04-26-2015 12:38 PM
    • Replies: 11
    • Views: 255
    04-29-2015, 01:58 PM Go to last post
  3. how do i make a recirculating line for boost.

    Started by boostinbraun, 04-01-2015 08:37 AM
    • Replies: 5
    • Views: 265
    04-04-2015, 06:44 PM Go to last post
  4. new car fmic bov bpv question

    Started by boostinbraun, 03-30-2015 03:36 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 375
    03-31-2015, 08:20 AM Go to last post
  5. crank pulley and timng question

    Started by brock00102, 03-26-2015 12:13 PM
    • Replies: 3
    • Views: 279
    03-26-2015, 01:06 PM Go to last post
  6. 2002 brakes

    Started by Bugeyes54, 05-01-2015 08:36 AM
    • Replies: 1
    • Views: 132
    05-01-2015, 02:16 PM Go to last post
  7. First Post

    Started by childishthing, 04-25-2015 05:48 PM
    • Replies: 3
    • Views: 236
    04-26-2015, 08:15 PM Go to last post
    • Replies: 4
    • Views: 330
    04-28-2015, 11:43 PM Go to last post
  8. New engine suggest

    Started by CoCoTwrx, 04-12-2015 04:01 PM
    • Replies: 5
    • Views: 270
    04-13-2015, 12:20 PM Go to last post
  9. E85 fuel

    Started by CoCoTwrx, 04-11-2015 03:09 PM
    • Replies: 2
    • Views: 221
    04-12-2015, 02:36 PM Go to last post
  10. What mods next

    Started by Daltonp45, 03-23-2015 01:50 PM
    • Replies: 12
    • Views: 464
    03-25-2015, 09:52 AM Go to last post
  11. Forgged pistons?

    Started by Daltonp45, 04-14-2015 02:46 PM
    • Replies: 11
    • Views: 390
    04-15-2015, 05:05 PM Go to last post
  12. Noob Question: Need help with J-Pipes for FA20

    Started by DanaD3x, 02-27-2015 04:58 PM
    • Replies: 8
    • Views: 511
    zax
    04-13-2015, 09:52 AM Go to last post
  13. Fp 18g question

    Started by Derekshep, 03-31-2015 10:32 AM
    • Replies: 13
    • Views: 309
    04-01-2015, 12:00 PM Go to last post
  14. BOV stopped working after hitting max boost

    Started by DERKADERKA, 04-26-2015 10:00 PM
    • Replies: 4
    • Views: 188
    04-27-2015, 09:16 AM Go to last post
  15. Tuning Question.

    Started by DERKADERKA, 03-23-2015 08:17 PM
    • Replies: 2
    • Views: 289
    03-24-2015, 04:16 AM Go to last post
    • Replies: 17
    • Views: 326
    Yesterday, 05:34 PM Go to last post
    • Replies: 4
    • Views: 237
    03-31-2015, 07:40 PM Go to last post
  16. 08 STI Stock Exhaust vs 11+ WRX Hatch Stock Exhaust

    Started by divide, 03-24-2015 01:00 PM
    • Replies: 3
    • Views: 256
    03-24-2015, 02:01 PM Go to last post
  17. New Subaru Owner - 2015 WRX Premium

    Started by dsmichals, 03-27-2015 08:13 AM
    • Replies: 8
    • Views: 435
    03-27-2015, 12:51 PM Go to last post
  18. Help! 15 wrx intercooler coupler installed

    Started by eaglegreen, 05-02-2015 04:29 PM
    • Replies: 12
    • Views: 242
    05-03-2015, 11:34 AM Go to last post
  19. What First Mods?

    Started by GCrane, 04-12-2015 12:45 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 601
    04-29-2015, 07:27 PM Go to last post
  20. 120K mile status report - Stock w/ Cobb Stage 1

    Started by goBoating, 04-14-2015 10:30 AM
    • Replies: 3
    • Views: 301
    04-23-2015, 05:43 AM Go to last post
  21. Cold air intake for 2015 WRX

    Started by Guywrx, 04-17-2015 03:29 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 746
    04-19-2015, 07:19 PM Go to last post
  22. 2015 wrx mods before tuning

    Started by huitt06, 09-07-2014 12:50 PM
    4 Pages
    1 2 3 4
    • Replies: 55
    • Views: 13,373
    04-03-2015, 03:40 PM Go to last post
    • Replies: 6
    • Views: 348
    03-27-2015, 06:57 PM Go to last post
  23. Cobb TD05H Turbo

    Started by JaySin, 03-30-2015 11:58 AM
    • Replies: 8
    • Views: 403
    04-04-2015, 02:33 PM Go to last post
  24. Can anyone tell me what downpipe this is?

    Started by jbreezy, 04-17-2015 04:11 PM
    • Replies: 4
    • Views: 231
    04-18-2015, 08:22 AM Go to last post
  25. Grimmspeed Downpipe Review

    Started by jbreezy, 04-15-2015 10:46 AM
    2 Pages
    1 2
    • Replies: 21
    • Views: 618
    04-15-2015, 08:20 PM Go to last post
    • Replies: 11
    • Views: 517
    04-23-2015, 11:48 AM Go to last post
  26. newbie.. please inform me.

    Started by jimmyjp, 04-25-2015 07:05 PM
    • Replies: 5
    • Views: 276
    zax
    04-26-2015, 05:46 AM Go to last post
  27. question about grimmspeed flex uppipe

    Started by jimmyjp, Yesterday 03:22 PM
    • Replies: 2
    • Views: 162
    Yesterday, 03:44 PM Go to last post
  28. about to buy .....but

    Started by jimmyjp, 04-29-2015 08:41 PM
    • Replies: 1
    • Views: 207
    04-29-2015, 08:44 PM Go to last post
  29. New (to me) WRX Blowing Smoke like a train

    Started by jkd12589, 04-02-2015 02:04 AM
    10 Pages
    1 2 3 4 5 ... 10
    • Replies: 149
    • Views: 3,220
    04-23-2015, 03:39 PM Go to last post

+ Post New Thread
Page 1 of 3 123 LastLast

Forum Information and Options

Moderators of this Forum

Thread Display Options

Use this control to limit the display of threads to those newer than the specified time frame.

Allows you to choose the data by which the thread list will be sorted.

Order threads in...

Note: when sorting by date, 'descending order' will show the newest results first.

Icon Legend

Contains unread posts
Contains unread posts
Contains no unread posts
Contains no unread posts
More than 15 replies or 150 views
Hot thread with unread posts
More than 15 replies or 150 views
Hot thread with no unread posts
Closed Thread
Thread is closed
Thread Contains a Message Written By You
You have posted in this thread

Posting Permissions

  • You may post new threads
  • You may post replies
  • You may not post attachments
  • You may not edit your posts
  •