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Forum: Performance Tuning

Forum to discuss all things related to adding performance tunes to the Ford Fiesta ST.

Forum: Performance Tuning

  1. Poll Sticky Thread Sticky: Poll: POLL: What Tune are you using on your Fiesta ST?

    Started by BoostBumps, 09-30-2016 11:18 AM
    17 Pages
    1 2 3 4 5 6 7 8 9 ... 17
    • Replies: 163
    • Views: 49,558
    drinkgasoline
    07-12-2018, 03:26 PM Go to last post
  2. Sticky Thread Sticky: Running FiST with E85 Blends - Discussion Thread

    Started by koozy, 04-08-2015 12:35 AM
    17 Pages
    1 2 3 4 5 6 7 8 9 ... 17
    • Replies: 162
    • Views: 58,161
    LILIKE16ST
    04-12-2018, 09:17 PM Go to last post
  3. Sticky Thread Sticky: Virtual Dyno Results Thread

    Started by ryst, 09-27-2014 09:50 AM
    25 Pages
    1 2 3 4 5 6 7 8 9 ... 25
    • Replies: 249
    • Views: 75,790
    brbauer2
    02-03-2018, 07:01 AM Go to last post
  4. Sticky Thread Sticky: The ULTIMATE Dyno / V-Dyno Thread

    Started by frankiefiesta, 12-21-2016 03:15 PM
    5 Pages
    1 2 3 4 5
    • Replies: 40
    • Views: 19,475
    hispirish
    01-14-2018, 10:33 AM Go to last post
  5. Sticky Thread Sticky: COBB AccessPort FAQ and Info Thread

    Started by BoostBumps, 10-02-2016 12:07 AM
    • Replies: 2
    • Views: 6,881
    92FOX
    10-14-2016, 09:09 PM Go to last post
  1. Fuel Degradation

    Started by zanethan, Today 06:06 AM
    • Replies: 1
    • Views: 19
    Meowoosh
    Today, 08:01 AM Go to last post
  2. Stratified vs Dizzy vs JST

    Started by Speedboosted, 07-08-2018 04:53 PM
    3 Pages
    1 2 3
    • Replies: 21
    • Views: 1,156
    zanethan
    Yesterday, 01:23 PM Go to last post
  3. E30 mixing procedure question

    Started by drinkgasoline, 07-16-2018 05:36 PM
    • Replies: 6
    • Views: 205
    Meowoosh
    07-16-2018, 08:26 PM Go to last post
  4. Poll Poll: Poll: How many have blown a FiST engine?

    Started by frankiefiesta, 01-19-2017 01:03 PM
    6 Pages
    1 2 3 4 5 6
    • Replies: 56
    • Views: 33,830
    Intuit
    07-11-2018, 10:58 AM Go to last post
  5. Lower performance on E30 on stock ST?

    Started by MeeLee, 07-09-2018 05:16 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 775
    FiSTerTheGrouch
    07-11-2018, 10:47 AM Go to last post
  6. Help! New Turbo Install

    Started by FiSTicuffs, 07-07-2018 11:25 AM
    2 Pages
    1 2
    • Replies: 10
    • Views: 600
    LaserWhisperer
    07-09-2018, 10:26 AM Go to last post
  7. Water atomizer vs Methanol in air inlet?

    Started by MeeLee, 07-08-2018 09:50 AM
    • Replies: 0
    • Views: 99
    MeeLee
    07-08-2018, 09:50 AM Go to last post
  8. Stratified 4.10 Tune causing overheating?

    Started by jingo5, 07-04-2018 12:22 PM
    • Replies: 6
    • Views: 556
    me32
    07-07-2018, 01:01 AM Go to last post
  9. Recommend tune or tuner for ACN 91 oct

    Started by awork13, 07-06-2018 09:16 PM
    • Replies: 0
    • Views: 82
    awork13
    07-06-2018, 09:16 PM Go to last post
  10. Be really careful running ethanol (E30, E40, etc.)

    Started by JPGC, 01-24-2015 06:15 PM
    11 Pages
    1 2 3 4 5 6 7 8 9 ... 11
    • Replies: 109
    • Views: 28,633
    BRGT350
    07-02-2018, 08:11 AM Go to last post
  11. How Necessary is a Rear Motor Mount?

    Started by Jadar, 06-15-2018 09:14 AM
    7 Pages
    1 2 3 4 5 6 7
    • Replies: 63
    • Views: 3,345
    Hellboy's_Fist
    07-02-2018, 07:23 AM Go to last post
  12. Ethanol Sensor Install

    Started by Erbarry, 03-16-2017 10:53 PM
    3 Pages
    1 2 3
    • Replies: 24
    • Views: 4,186
    Darin925
    06-30-2018, 01:43 PM Go to last post
  13. Full Recirculation Bypass Valve - Boomba Racing

    Started by Boomba Racing, 09-08-2016 05:02 PM
    8 Pages
    1 2 3 4 5 6 7 8
    • Replies: 79
    • Views: 19,748
    Boomba Racing
    06-28-2018, 09:37 AM Go to last post
  14. Question E85 Finder?

    Started by Michaelquerty, 06-22-2018 09:43 PM
    • Replies: 5
    • Views: 340
    slopoke
    06-23-2018, 09:10 AM Go to last post
  15. COBB Traction Control

    Started by COBB Tuning, 07-11-2016 02:34 PM
    3 Pages
    1 2 3
    • Replies: 27
    • Views: 7,509
    A7xogg
    06-23-2018, 06:43 AM Go to last post
  16. Used FiST tune?

    Started by rileyfox, 05-25-2018 07:28 AM
    2 Pages
    1 2
    • Replies: 10
    • Views: 632
    TyphoonFiST
    06-22-2018, 06:06 AM Go to last post
  17. Cobb Stage 3 tuned & Dyno results

    Started by wraith, 11-27-2017 12:42 PM
    • Replies: 8
    • Views: 1,594
    me32
    06-21-2018, 10:15 AM Go to last post
  18. Stratified Burlble tune..

    Started by Jadar, 05-26-2018 10:41 AM
    7 Pages
    1 2 3 4 5 6 7
    • Replies: 64
    • Views: 2,633
    danbfree
    06-15-2018, 11:58 AM Go to last post
  19. Probably stupid question regarding fluctuating weather...

    Started by meekestboaster, 06-13-2018 05:43 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 471
    TyphoonFiST
    06-13-2018, 11:27 PM Go to last post
  20. Freektune Tomorrow :)

    Started by Intervention302, 06-12-2018 11:40 PM
    • Replies: 1
    • Views: 276
    Intervention302
    06-13-2018, 09:30 PM Go to last post
  21. Increase low RPM torque?

    Started by MeeLee, 06-10-2018 08:05 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 1,031
    SlowDunny
    06-12-2018, 10:57 PM Go to last post
  22. Cobb OTS Stage 2 tune vs Custom tune???

    Started by Zombie, 05-23-2018 02:21 PM
    • Replies: 7
    • Views: 627
    Xaendeau
    06-09-2018, 01:16 AM Go to last post
  23. Stage 1 tune comparison

    Started by redmoe, 01-17-2018 10:08 PM
    16 Pages
    1 2 3 4 5 6 7 8 9 ... 16
    • Replies: 150
    • Views: 13,978
    bustervic
    06-06-2018, 11:11 AM Go to last post
  24. Cobb OTS stage 1 91 time and E85 mix???

    Started by ruSTy, 06-02-2018 12:59 PM
    3 Pages
    1 2 3
    • Replies: 25
    • Views: 996
    danbfree
    06-04-2018, 03:57 PM Go to last post
  25. DiabloSport Now Supports Fiesta ST

    Started by BoostBumps, 10-01-2016 09:01 AM
    4 Pages
    1 2 3 4
    • Replies: 30
    • Views: 7,938
    M-Sport fan
    06-04-2018, 12:50 PM Go to last post
  26. Choosing Tune and Mods Question?

    Started by Jadar, 05-14-2018 10:48 AM
    3 Pages
    1 2 3
    • Replies: 20
    • Views: 1,553
    bradktn
    06-03-2018, 06:23 AM Go to last post
  27. What tune should I buy

    Started by citru_ST, 02-18-2018 02:04 PM
    3 Pages
    1 2 3
    • Replies: 26
    • Views: 2,216
    danbfree
    05-30-2018, 04:31 PM Go to last post
    • Replies: 13
    • Views: 1,022
    danbfree
    05-29-2018, 06:05 PM Go to last post
  28. Where did you get your Cobb AP?

    Started by JimRN, 05-20-2018 04:48 PM
    • Replies: 6
    • Views: 402
    Truth in Ruin
    05-26-2018, 12:25 PM Go to last post
  29. Cobb officially supports '18 models

    Started by LuvPug, 05-24-2018 12:43 PM
    • Replies: 2
    • Views: 280
    LuvPug
    05-24-2018, 01:12 PM Go to last post
  30. I went Catless for free this weekend lol

    Started by Erick_V, 05-22-2018 05:58 PM
    • Replies: 7
    • Views: 538
    Erick_V
    05-22-2018, 06:41 PM Go to last post
  31. FMIC really necessary?

    Started by apex1, 11-08-2017 10:47 AM
    5 Pages
    1 2 3 4 5
    • Replies: 48
    • Views: 7,180
    alexrex20
    05-16-2018, 04:02 PM Go to last post
  32. Would a AP3 from a Focus ST have the OTS maps for a Fiesta ST?

    Started by RubenZZZ, 05-14-2018 02:20 PM
    2 Pages
    1 2
    • Replies: 11
    • Views: 625
    redmoe
    05-15-2018, 01:53 PM Go to last post
  33. Fuel Options

    Started by fiestadam, 05-12-2018 06:30 AM
    • Replies: 1
    • Views: 258
    Meowoosh
    05-12-2018, 08:09 AM Go to last post
  34. Ignition Correction

    Started by triplegriff, 05-10-2018 06:27 PM
    • Replies: 1
    • Views: 315
    jtehh
    05-10-2018, 07:30 PM Go to last post
  35. Fiesta st bov resistance

    Started by fiestaST3, 05-08-2018 06:35 PM
    • Replies: 0
    • Views: 270
    fiestaST3
    05-08-2018, 06:35 PM Go to last post
  36. Cobb AP vs. Mountune AP vs Mountune MP215/230

    Started by JonM in MN, 03-31-2016 02:41 PM
    2 Pages
    1 2
    • Replies: 12
    • Views: 3,787
    HAHAFiST
    04-29-2018, 07:04 PM Go to last post
  37. Stage 3ish tune

    Started by Existentialism, 04-27-2018 11:52 PM
    • Replies: 2
    • Views: 319
    Existentialism
    04-28-2018, 12:04 AM Go to last post
  38. Cobb Accessport help !

    Started by vixenlotus, 04-01-2018 01:08 PM
    • Replies: 2
    • Views: 416
    LITTLEVADER
    04-21-2018, 09:51 PM Go to last post
  39. Pro Tunes/Best Tuner??

    Started by FromChaos79, 02-27-2018 12:28 PM
    4 Pages
    1 2 3 4
    • Replies: 37
    • Views: 3,702
    Speedboosted
    04-20-2018, 04:28 PM Go to last post
    • Replies: 22
    • Views: 1,391
    bustervic
    04-15-2018, 12:55 PM Go to last post
  40. Flowmaster Delta Boost module - 4 psi boost gain for $239

    Started by danbfree, 04-02-2018 02:03 PM
    6 Pages
    1 2 3 4 5 6
    • Replies: 55
    • Views: 3,610
    danbfree
    04-13-2018, 09:34 PM Go to last post

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