Engine Modifications
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Threads 1 to 29 of 29

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: 49
    • Posts: 687

    Last Post:

    Car stalling? Go to last post

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    06-26-2016, 11:23 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
    798 Pages
    1 2 3 4 5 ... 798
    • Replies: 11,960
    • Views: 1,132,862
    01-25-2017, 03:02 PM Go to last post
  2. 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: 96
    • Views: 76,415
    01-18-2017, 09:23 PM Go to last post
  3. Sticky Thread Sticky: Exhaust FAQ

    Started by EJ257, 03-30-2010 04:30 PM
    11 Pages
    1 2 3 4 5 ... 11
    • Replies: 161
    • Views: 83,833
    01-09-2017, 01:03 PM Go to last post
  4. 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: 569
    • Views: 403,710
    08-25-2016, 10:58 PM Go to last post
  5. Sticky Thread Sticky: First Modifications - what to do and not to do

    Started by mycologist, 01-25-2010 09:05 PM
    16 Pages
    1 2 3 4 5 ... 16
    • Replies: 235
    • Views: 262,139
    11-24-2015, 09:58 PM Go to last post
  6. 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: 75,208
    02-12-2015, 04:16 AM Go to last post
  7. Sticky Thread Sticky: Fuel System 101 FAQ

    Started by adam@kronosperformance, 06-30-2011 12:16 PM
    • Replies: 7
    • Views: 21,008
    01-10-2015, 10:47 AM 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: 49,886
    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: 15,772
    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: 11,419
    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: 7,581
    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: 30,887
    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: 26,716
    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: 15,662
    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: 100,568
    09-29-2004, 10:25 PM Go to last post
  1. 2011 wrx "stage 2" power loss/surge problem

    Started by badbet, Yesterday 08:25 AM
    • Replies: 7
    • Views: 134
    Yesterday, 12:08 PM Go to last post
    • Replies: 6
    • Views: 150
    Yesterday, 08:11 AM Go to last post
  2. Exhaust Systems?

    Started by BigBoiFuller, 02-26-2017 06:44 PM
    • Replies: 6
    • Views: 179
    Yesterday, 12:51 AM Go to last post
  3. Impreza STi engine swap

    Started by Chase7687, 02-26-2017 01:25 PM
    • Replies: 2
    • Views: 99
    02-26-2017, 01:57 PM Go to last post
  4. Delicious Stage 1 Tune 2015/16 WRX

    Started by gnormand9, 02-23-2017 12:22 PM
    • Replies: 1
    • Views: 144
    02-26-2017, 11:52 AM Go to last post
  5. Valve Job 2006 WRX

    Started by jms70wrx, 02-25-2017 08:51 AM
    • Replies: 3
    • Views: 95
    02-26-2017, 09:56 AM Go to last post
  6. Map Sensor Recommendations

    Started by frenziedcage, 02-25-2017 07:17 PM
    • Replies: 0
    • Views: 91
    02-25-2017, 07:17 PM Go to last post
    • Replies: 9
    • Views: 201
    zax
    02-25-2017, 06:39 PM Go to last post
  7. Help installing invidia q300 on wrx

    Started by arcadian9, 02-23-2017 01:41 AM
    • Replies: 9
    • Views: 196
    02-25-2017, 05:57 PM Go to last post
  8. Obd code P0420

    Started by boone1186, 05-31-2012 07:07 PM
    2 Pages
    1 2
    • Replies: 23
    • Views: 7,040
    02-24-2017, 10:48 AM Go to last post
  9. 2017 wrx mods and thoughts

    Started by BbqDude16, 01-04-2017 10:21 AM
    2 Pages
    1 2
    • Replies: 23
    • Views: 1,282
    02-23-2017, 07:44 AM Go to last post
  10. 2010 WRX TSUDO catback review

    Started by WVRex2010, 02-23-2017 05:21 AM
    • Replies: 0
    • Views: 104
    02-23-2017, 05:21 AM Go to last post
  11. Anyone running a Grimmspeed downpipe???

    Started by WRX-maniac, 02-18-2017 01:04 PM
    • Replies: 6
    • Views: 198
    02-23-2017, 05:13 AM Go to last post
  12. Will 2008-2014 invidia n1 fit 2015+??

    Started by Pheared307, 02-07-2017 09:25 PM
    • Replies: 4
    • Views: 174
    02-21-2017, 12:24 PM Go to last post
    • Replies: 6
    • Views: 274
    02-19-2017, 08:37 AM Go to last post
  13. Do I need to get a dyno tune?

    Started by Brutal_Boost, 02-18-2017 09:03 AM
    • Replies: 5
    • Views: 164
    02-18-2017, 10:25 AM Go to last post
  14. Turbo info needed

    Started by Jgibs, 02-17-2017 05:51 PM
    • Replies: 0
    • Views: 111
    02-17-2017, 05:51 PM Go to last post
  15. 2002 "built" WRX , Scoobie Newbie

    Started by ajovel, 02-14-2017 10:48 AM
    • Replies: 1
    • Views: 154
    02-14-2017, 02:01 PM Go to last post
  16. Boxer Engine

    Started by Davekaz33, 02-09-2017 12:01 PM
    • Replies: 8
    • Views: 326
    02-10-2017, 04:55 PM Go to last post
  17. 2017 Warranty friendly exhaust

    Started by Merkd.wrx, 02-02-2017 05:47 PM
    • Replies: 5
    • Views: 318
    02-05-2017, 05:23 AM Go to last post
  18. Overboost

    Started by Robbie7c, 01-29-2017 09:32 PM
    • Replies: 7
    • Views: 219
    01-30-2017, 06:07 AM Go to last post
  19. 18g or pro tune with stock turbo?

    Started by Lukhard, 01-29-2017 05:15 PM
    • Replies: 4
    • Views: 212
    01-29-2017, 06:32 PM Go to last post
  20. MOD suggestions for a EJ205 engine?

    Started by thekiidelvis, 01-29-2017 06:16 PM
    • Replies: 0
    • Views: 162
    01-29-2017, 06:16 PM Go to last post
  21. Protuning

    Started by Robbie7c, 01-26-2017 07:56 AM
    • Replies: 3
    • Views: 212
    01-26-2017, 09:00 AM Go to last post
  22. Catless Downpipe

    Started by Robbie7c, 01-24-2017 02:05 PM
    • Replies: 9
    • Views: 267
    01-24-2017, 11:58 PM Go to last post
  23. What exhaust to go with?

    Started by silversubi7794, 01-22-2017 10:52 AM
    • Replies: 11
    • Views: 318
    01-23-2017, 06:45 AM Go to last post
  24. Will this fit/work? (Exhaust) (17)

    Started by BecomingThor, 01-18-2017 11:27 PM
    • Replies: 3
    • Views: 188
    01-19-2017, 06:09 AM Go to last post
  25. Axleback Delete? 2017 wrx

    Started by Davekaz33, 01-17-2017 10:13 PM
    • Replies: 6
    • Views: 254
    01-18-2017, 07:49 AM Go to last post
  26. Custom CBE for 2014 wrx

    Started by Nicktop95, 01-16-2017 10:56 PM
    • Replies: 1
    • Views: 132
    01-16-2017, 11:13 PM Go to last post

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