Engine Modifications
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Threads 1 to 35 of 78

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: 86,134
    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: 12,555
    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: 19,044
    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: 23,637
    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: 2,916
    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: 10,540
    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: 4,335
    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: 4,447
    zax
    07-19-2013, 08:13 AM Go to last post
  10. 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: 120
    • Views: 40,076
    11-06-2013, 05:28 PM Go to last post
  11. Sticky Thread Sticky: Water/Methanol Injection FAQ

    Started by EJ257, 04-06-2010 08:04 AM
    2 Pages
    1 2
    • Replies: 29
    • Views: 27,675
    01-22-2014, 06:56 PM Go to last post
  12. 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: 86
    • Views: 33,179
    04-11-2014, 02:35 PM Go to last post
  13. 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: 41,642
    06-14-2014, 08:37 AM Go to last post
  14. 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: 11,807
    • Views: 841,138
    06-17-2014, 08:43 PM Go to last post
  15. 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: 339,888
    06-27-2014, 01:38 PM Go to last post
  16. 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: 107,740
    07-20-2014, 06:02 AM Go to last post
  1. 02 WRX splitter

    Started by frenziedcage, 06-08-2014 11:24 AM
    • Replies: 0
    • Views: 141
    06-08-2014, 11:24 AM Go to last post
  2. Fuel pump would I max injectors?

    Started by frenziedcage, 06-08-2014 11:23 AM
    • Replies: 2
    • Views: 175
    06-08-2014, 08:01 PM Go to last post
  3. '14 WRX equal length header

    Started by ScoobyGuy69, 05-23-2014 07:05 PM
    • Replies: 4
    • Views: 475
    06-08-2014, 11:48 PM Go to last post
  4. Need an exhaust!!

    Started by JakeWRX3, 06-08-2014 08:45 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 492
    06-10-2014, 03:11 AM Go to last post
  5. stage1 not working... PLEASE HELP

    Started by schnaidt1, 05-07-2014 09:26 AM
    3 Pages
    1 2 3
    • Replies: 36
    • Views: 1,402
    06-10-2014, 09:35 AM Go to last post
  6. Possible boost leak, 2014WRX

    Started by Chris14WRX, 03-19-2014 05:46 PM
    3 Pages
    1 2 3
    • Replies: 32
    • Views: 1,600
    06-10-2014, 09:47 PM Go to last post
  7. Stage 2 Question

    Started by Joeydolo, 06-11-2014 09:45 AM
    • Replies: 1
    • Views: 222
    06-11-2014, 09:51 AM Go to last post
  8. Borla hush adapter dimensions

    Started by beano445, 06-11-2014 03:12 PM
    • Replies: 0
    • Views: 129
    06-11-2014, 03:12 PM Go to last post
  9. Need some advice

    Started by 05'Franco, 06-11-2014 02:40 PM
    • Replies: 7
    • Views: 191
    06-11-2014, 03:34 PM Go to last post
  10. Best intake for turbo sound

    Started by mindhazed, 03-13-2007 02:25 PM
    4 Pages
    1 2 3 4
    • Replies: 48
    • Views: 4,950
    06-11-2014, 08:44 PM Go to last post
  11. Nitrous Express N-Tercooler System

    Started by rr1911, 11-30-2006 03:10 AM
    3 Pages
    1 2 3
    • Replies: 33
    • Views: 2,695
    06-11-2014, 09:23 PM Go to last post
  12. poor throttle response

    Started by shouawrx, 06-11-2014 07:45 AM
    • Replies: 3
    • Views: 235
    06-12-2014, 03:45 AM Go to last post
  13. Looking at Exhausts

    Started by Proud Polac, 06-13-2014 11:39 AM
    • Replies: 0
    • Views: 195
    06-13-2014, 11:39 AM Go to last post
  14. STI BUILD SOUND

    Started by bxpxw, 06-12-2014 04:35 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 477
    06-13-2014, 03:38 PM Go to last post
  15. Needs some help

    Started by one_of_a_kind, 06-13-2014 06:25 PM
    • Replies: 9
    • Views: 285
    06-14-2014, 09:57 AM Go to last post
  16. exhaust question

    Started by bpf92, 06-14-2014 02:13 PM
    • Replies: 5
    • Views: 274
    06-15-2014, 06:30 AM Go to last post
  17. My exhaust video

    Started by Cade06WRX, 06-15-2014 12:12 PM
    • Replies: 1
    • Views: 228
    06-15-2014, 01:02 PM Go to last post
  18. 2013 wrx sedan, stage 2 not what i expected

    Started by brennermoore, 06-15-2014 07:10 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 606
    06-16-2014, 09:35 AM Go to last post
  19. Engine/clutch problems??

    Started by Dog, 06-16-2014 12:52 PM
    • Replies: 9
    • Views: 243
    06-16-2014, 02:48 PM Go to last post
  20. Looking for a Turbo

    Started by orphancrippler, 06-14-2014 07:06 AM
    • Replies: 9
    • Views: 359
    06-17-2014, 04:17 AM Go to last post
    • Replies: 6
    • Views: 267
    06-17-2014, 03:14 PM Go to last post
  21. 2015 WRX Exhaust ideas?

    Started by rikdrt1, 06-10-2014 07:42 PM
    • Replies: 4
    • Views: 449
    06-17-2014, 07:25 PM Go to last post
  22. Cobb Accessport Question

    Started by BPanda, 06-01-2014 07:15 PM
    • Replies: 12
    • Views: 630
    06-17-2014, 07:54 PM Go to last post
  23. EJ205 rebuild, need specs!

    Started by J_Levesque, 06-18-2014 09:34 AM
    • Replies: 0
    • Views: 162
    06-18-2014, 09:34 AM Go to last post
  24. Feedback Knock Question

    Started by WrxNate, 06-17-2014 08:36 PM
    • Replies: 3
    • Views: 199
    06-18-2014, 07:25 PM Go to last post
  25. EWG, 2013 wrx sedan stage 2

    Started by brennermoore, 06-18-2014 11:35 AM
    2 Pages
    1 2
    • Replies: 19
    • Views: 560
    06-19-2014, 01:52 PM Go to last post
  26. Popping sound from exhaust only at Idle

    Started by FreeDiRo, 06-19-2014 03:19 PM
    • Replies: 0
    • Views: 195
    06-19-2014, 03:19 PM Go to last post
  27. Pro tuning help

    Started by Connor559, 06-21-2014 04:00 PM
    • Replies: 1
    • Views: 172
    06-21-2014, 04:18 PM Go to last post
    • Replies: 10
    • Views: 379
    06-23-2014, 12:54 PM Go to last post
  28. ej255 engine swap

    Started by interhead77, 06-23-2014 05:25 PM
    • Replies: 0
    • Views: 176
    06-23-2014, 05:25 PM Go to last post
  29. EGT Sensor???

    Started by JDMsoul, 06-06-2014 06:52 AM
    • Replies: 7
    • Views: 283
    zax
    06-24-2014, 01:18 PM Go to last post
  30. Welding cat into Invidia Downpipe

    Started by TREX954, 06-16-2014 06:49 PM
    • Replies: 6
    • Views: 282
    06-24-2014, 07:03 PM Go to last post
  31. Invidia Dual N1 Q300 compatibiliy?

    Started by Yoro721, 05-29-2014 08:33 AM
    • Replies: 9
    • Views: 393
    06-25-2014, 09:02 AM Go to last post
  32. What is the best cam for a 2014 WRX?

    Started by Connor559, 06-25-2014 10:28 PM
    • Replies: 0
    • Views: 188
    06-25-2014, 10:28 PM Go to last post
  33. Cobb tuning parts... I need advice ☺

    Started by Bizzdan, 06-27-2014 01:33 PM
    • Replies: 12
    • Views: 357
    06-28-2014, 09:52 PM Go to last post

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