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

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    Forum Statistics:

    • Threads: 48
    • Posts: 681

    Last Post:

    TECH: High altitude and octane Go to last post

    by

    11-06-2014, 06:28 PM

  1. Sticky Thread Sticky: "The BIG BOV thread" (Where all bov question threads get merged)

    Started by p7r4e7y, 05-21-2001 08:34 AM
    792 Pages
    1 2 3 4 5 ... 792
    • Replies: 11,874
    • Views: 924,931
    02-27-2015, 01:02 PM Go to last post
  2. Sticky Thread Sticky: $5 and 5 minutes to a better running car :)

    Started by Big Sky WRX, 05-06-2006 04:02 PM
    9 Pages
    1 2 3 4 5 ... 9
    • Replies: 124
    • Views: 50,340
    02-12-2015, 04:16 AM Go to last post
  3. Sticky Thread Sticky: Exhaust FAQ

    Started by EJ257, 03-30-2010 04:30 PM
    10 Pages
    1 2 3 4 5 ... 10
    • Replies: 135
    • Views: 53,126
    01-15-2015, 10:17 AM Go to last post
  4. Sticky Thread Sticky: Fuel System 101 FAQ

    Started by adam@kronosperformance, 06-30-2011 12:16 PM
    • Replies: 7
    • Views: 13,518
    01-10-2015, 10:47 AM Go to last post
  5. Sticky Thread Sticky: WARNING FOR BUYING CATTED DOWNPIPES!!!

    Started by Sinister, 10-27-2010 12:54 PM
    7 Pages
    1 2 3 4 5 ... 7
    • Replies: 93
    • Views: 43,715
    12-09-2014, 04:43 PM Go to last post
  6. Sticky Thread Sticky: First Modifications - what to do and not to do

    Started by mycologist, 01-25-2010 09:05 PM
    14 Pages
    1 2 3 4 5 ... 14
    • Replies: 197
    • Views: 134,843
    07-20-2014, 07:02 AM Go to last post
  7. Sticky Thread Sticky: Exhaust Video/Sound Clips

    Started by TurnWRX, 03-29-2004 11:37 PM
    38 Pages
    1 2 3 4 5 ... 38
    • Replies: 555
    • Views: 352,672
    06-27-2014, 02:38 PM Go to last post
  8. Sticky Thread Sticky: Water/Methanol Injection FAQ

    Started by EJ257, 04-06-2010 09:04 AM
    2 Pages
    1 2
    • Replies: 29
    • Views: 34,295
    01-22-2014, 07:56 PM Go to last post
  9. Sticky Thread Sticky: Blowoff Valve (BOV) FAQ

    Started by Sinister, 07-11-2013 11:55 PM
    • Replies: 2
    • Views: 7,856
    zax
    07-19-2013, 09:13 AM Go to last post
  10. Sticky Thread Sticky: Intake FAQ

    Started by EJ257, 04-09-2013 10:07 PM
    • Replies: 0
    • Views: 6,530
    04-09-2013, 10:07 PM Go to last post
  11. Sticky Thread Sticky: The BIG Intake Manifold/TGV/Phenolic Spacer FAQ!

    Started by zax, 11-20-2012 02:57 PM
    • Replies: 0
    • Views: 4,365
    zax
    11-20-2012, 02:57 PM Go to last post
  12. Sticky Thread Moved: BIG Intake Manifold FAQ!

    Started by zax, 11-20-2012 02:51 PM
    •  
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  13. Sticky Thread Sticky: SPT has released the new CBE's for 08 WRX 5dr & 4dr.

    Started by Weasel 555, 04-02-2008 06:35 AM
    6 Pages
    1 2 3 4 5 ... 6
    • Replies: 85
    • Views: 26,960
    01-02-2011, 03:58 PM Go to last post
  14. Post Sticky Thread Sticky: I want 400WHP!!!1!juan!

    Started by TheJ, 09-27-2009 07:51 AM
    • Replies: 0
    • Views: 21,571
    09-27-2009, 07:51 AM Go to last post
  15. Sticky Thread Sticky: Subaru Catch All TSB Regarding Modding

    Started by 302@12psi, 08-12-2007 08:43 AM
    • Replies: 8
    • Views: 13,725
    08-12-2007, 05:41 PM Go to last post
  16. Sticky Thread Sticky: Engine Performance FAQ [[[READ ME]]]

    Started by ebr0t, 09-28-2004 07:59 PM
    • Replies: 1
    • Views: 89,653
    09-29-2004, 10:25 PM Go to last post
  1. ETS 2015 Subaru WRX Air Intake Kit

    Started by wgokc, 01-30-2015 06:18 PM
    2 Pages
    1 2
    • Replies: 28
    • Views: 929
    Today, 12:26 PM Go to last post
  2. Any quiet aftermarket downpipes?

    Started by AJ_2002, Yesterday 01:45 PM
    • Replies: 12
    • Views: 186
    Today, 12:12 PM Go to last post
  3. Noob Question: Need help with J-Pipes for FA20

    Started by DanaD3x, 02-27-2015 05:58 PM
    • Replies: 6
    • Views: 174
    Yesterday, 02:52 PM Go to last post
  4. WRX Intakes

    Started by Subi_Lifestyle, 02-20-2015 04:17 PM
    3 Pages
    1 2 3
    • Replies: 30
    • Views: 724
    02-27-2015, 12:36 PM Go to last post
    • Replies: 0
    • Views: 121
    02-26-2015, 08:39 AM Go to last post
  5. 2015 WRX CVT fuel map

    Started by mhayes, 02-03-2015 01:30 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 787
    02-26-2015, 01:30 AM Go to last post
  6. Wondering if I'm in the right direction.

    Started by Tony2014wrx, 02-24-2015 04:51 PM
    • Replies: 14
    • Views: 352
    02-25-2015, 03:49 PM Go to last post
  7. 02 wrx hesitation problem when accelerating

    Started by substi555, 02-24-2015 11:42 PM
    • Replies: 2
    • Views: 140
    02-24-2015, 11:56 PM Go to last post
  8. TD04 and vf52?

    Started by stocksubie, 02-22-2015 09:07 PM
    • Replies: 7
    • Views: 280
    zax
    02-24-2015, 09:48 PM Go to last post
  9. New Parts

    Started by Chance1218, 02-19-2015 10:04 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 510
    02-23-2015, 05:29 PM Go to last post
  10. STi intercooler fitment

    Started by Bak3rSkat3r, 09-21-2014 05:01 PM
    • Replies: 12
    • Views: 716
    02-23-2015, 03:28 PM Go to last post
  11. Magnaflow Exhaust 2013 Hatch

    Started by Browndemolitia, 02-23-2015 09:45 AM
    • Replies: 1
    • Views: 132
    02-23-2015, 09:50 AM Go to last post
  12. New Exhaust system help!

    Started by Carmix, 02-23-2015 12:54 AM
    • Replies: 1
    • Views: 153
    02-23-2015, 03:13 AM Go to last post
  13. Removing Cobb intake

    Started by ProZach626, 02-22-2015 04:08 PM
    • Replies: 2
    • Views: 175
    02-22-2015, 09:08 PM Go to last post
  14. stage 1 review

    Started by nsibanez, 10-18-2014 11:39 PM
    5 Pages
    1 2 3 4 5
    • Replies: 74
    • Views: 3,080
    02-22-2015, 07:14 PM Go to last post
  15. VF series turbos?

    Started by AJ_2002, 02-22-2015 08:01 AM
    • Replies: 7
    • Views: 200
    zax
    02-22-2015, 07:13 PM Go to last post
    • Replies: 10
    • Views: 298
    02-21-2015, 01:09 PM Go to last post
  16. 2002 wrx misfire ANY HELP?

    Started by substi555, 02-20-2015 07:36 PM
    • Replies: 0
    • Views: 142
    02-20-2015, 07:36 PM Go to last post
  17. My poor TD04 2008 wrx

    Started by zipinwrx, 02-19-2015 10:07 PM
    • Replies: 6
    • Views: 237
    02-20-2015, 01:07 PM Go to last post
  18. Catback Exhaust Tune

    Started by inkogutmode, 02-18-2015 08:46 PM
    • Replies: 5
    • Views: 296
    02-20-2015, 06:03 AM Go to last post
  19. Srage 2 2012 wrx pro tune?

    Started by anmlvdr, 02-19-2015 09:41 PM
    • Replies: 1
    • Views: 171
    02-20-2015, 04:58 AM Go to last post
  20. sti engine swap MAF problem???

    Started by jjacobs91, 02-17-2015 07:23 PM
    • Replies: 7
    • Views: 254
    02-19-2015, 08:25 PM Go to last post
  21. Invidia DP to spt exhaust

    Started by jsbrown4892, 02-19-2015 07:42 PM
    • Replies: 0
    • Views: 125
    02-19-2015, 07:42 PM Go to last post
  22. Help me pick a new turbo to suit my mods/needs!

    Started by bighoss77, 02-19-2015 05:14 PM
    • Replies: 0
    • Views: 148
    02-19-2015, 05:14 PM Go to last post
  23. Buying an 02 Wrx

    Started by Subie Ru Jr., 02-17-2015 02:33 PM
    • Replies: 2
    • Views: 205
    02-18-2015, 07:31 PM Go to last post
  24. Would love some advice please!

    Started by Nicklovin42, 02-17-2015 07:26 AM
    • Replies: 1
    • Views: 228
    02-17-2015, 08:14 AM Go to last post
  25. Uppipe questions on an 02 Impreza Wrx

    Started by Subie Ru Jr., 02-16-2015 06:21 PM
    • Replies: 3
    • Views: 197
    02-17-2015, 03:24 AM Go to last post
  26. i want the subaru growl!!!

    Started by rustyshackleford, 05-13-2014 07:00 PM
    3 Pages
    1 2 3
    • Replies: 35
    • Views: 3,583
    02-17-2015, 02:15 AM Go to last post
  27. Need a little insight

    Started by 11wrxCO, 02-16-2015 12:43 AM
    • Replies: 3
    • Views: 310
    02-17-2015, 01:16 AM Go to last post
  28. Talk me into a TMIC.

    Started by Susanoo04, 02-08-2015 05:32 PM
    • Replies: 7
    • Views: 399
    02-16-2015, 07:13 PM Go to last post
  29. New owner 13 wrx

    Started by nfisher1986, 02-12-2015 03:06 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 435
    02-14-2015, 03:24 PM Go to last post
  30. TMIC help

    Started by 11wrxCO, 02-14-2015 11:00 AM
    • Replies: 1
    • Views: 190
    02-14-2015, 03:22 PM Go to last post
  31. e85 question!

    Started by 11wrxCO, 02-13-2015 04:30 PM
    • Replies: 13
    • Views: 313
    02-14-2015, 03:20 PM Go to last post
  32. downpipe

    Started by wilburfierce, 02-14-2015 10:56 AM
    • Replies: 3
    • Views: 280
    02-14-2015, 02:46 PM Go to last post
  33. K & N Typhoon intake

    Started by wilburfierce, 02-14-2015 10:47 AM
    • Replies: 4
    • Views: 274
    02-14-2015, 12:26 PM Go to last post

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