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Engine and Performance

Ask any questions about performance here. Talk about your performance mods, specs and numbers.

Sponsored By: Moe's Performance
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  1. ramhunter9

    Cummins Performance Section

    ramhunter9, Sep 7, 2012
    Replies:
    2
    Views:
    4,758
    quietpeen
    Sep 8, 2012
  1. Orlando70

    MM3 vs. Eazy Link for 2019 2500 CTD

    Orlando70, Feb 24, 2021 at 11:19 AM
    Replies:
    0
    Views:
    8
    Orlando70
    Feb 24, 2021 at 11:19 AM
  2. Johnny G Bagwell

    Fuel Additives

    Johnny G Bagwell, Aug 14, 2020 ... 3 4 5
    Replies:
    47
    Views:
    6,147
    Greyhound240
    Feb 18, 2021 at 4:57 PM
  3. Micky Gilbart

    14 Cummins trans issue

    Micky Gilbart, Feb 14, 2021
    Replies:
    0
    Views:
    126
    Micky Gilbart
    Feb 14, 2021
  4. Billythe kidd

    Suggestions on a muffler and resonator

    Billythe kidd, Feb 1, 2021
    Replies:
    1
    Views:
    204
    tidefan1967
    Feb 2, 2021
  5. Neil D Cooke

    Auxiliary Fuel Tank

    Neil D Cooke, Jan 30, 2021
    Replies:
    1
    Views:
    312
    OLEJOE
    Feb 1, 2021
  6. GSPKurt

    Hood Vents In CTD Hood

    GSPKurt, Dec 13, 2019
    Replies:
    8
    Views:
    1,613
    mtnrider
    Jan 3, 2021
  7. BubbaJo

    Winter Prep

    BubbaJo, Aug 28, 2020 ... 2
    Replies:
    12
    Views:
    1,060
    Robeffy
    Jan 3, 2021
  8. B Mitty

    Oil bypass filter

    B Mitty, Nov 19, 2020
    Replies:
    1
    Views:
    565
    DodgeDude99
    Dec 8, 2020
  9. Iflybyu

    2017 with bulky dog stalls when floored

    Iflybyu, Oct 27, 2020
    Replies:
    1
    Views:
    329
    Dennis Shellito
    Oct 27, 2020
  10. mikewelch

    MPG

    mikewelch, Sep 24, 2020
    Replies:
    6
    Views:
    1,096
    Dennis Shellito
    Oct 4, 2020
  11. Ryan Fransen

    Mileage compared to my 5.7 Hemi

    Ryan Fransen, Aug 15, 2020 ... 2
    Replies:
    10
    Views:
    1,924
    Poolman Marshall
    Sep 23, 2020
  12. 68PowerWagon

    Cummins HO

    68PowerWagon, Sep 17, 2020 ... 2
    Replies:
    17
    Views:
    1,886
    HDGoose
    Sep 17, 2020
  13. Rsuarez

    2017 3500 Heavy Duty poor fuel mileage

    Rsuarez, Sep 10, 2020
    Replies:
    8
    Views:
    841
    BubbaJo
    Sep 14, 2020
  14. ramphil09

    Fuel economy changing

    ramphil09, Aug 24, 2020
    Replies:
    3
    Views:
    548
    ramphil09
    Aug 27, 2020
  15. Johnny G Bagwell

    Banks Monster EGR Emmisions Compliant Intake

    Johnny G Bagwell, Aug 1, 2020
    Replies:
    0
    Views:
    787
    Johnny G Bagwell
    Aug 1, 2020
  16. Peydaze

    2017 turbo replacement

    Peydaze, Jun 27, 2020
    Replies:
    3
    Views:
    720
    Dennis Shellito
    Jul 10, 2020
  17. jefflaur1

    Dwindling milage after first oil change??

    jefflaur1, Jun 18, 2020
    Replies:
    4
    Views:
    864
    Rob2018CTD
    Jul 7, 2020
  18. Rajman

    Regeneration on straight pipe exhaust

    Rajman, May 5, 2020
    Replies:
    2
    Views:
    755
    chri5k
    May 5, 2020
  19. Blkhammer

    Differential cover question

    Blkhammer, Nov 15, 2018 ... 2 3
    Replies:
    26
    Views:
    4,488
    dexter
    Apr 24, 2020
  20. OLEJOE

    Oil Temperature ?

    OLEJOE, Dec 26, 2019
    Replies:
    8
    Views:
    1,246
    OLEJOE
    Apr 22, 2020
  21. swp1983

    any reviews on mm3 tuner for 6.7l CTD

    swp1983, Feb 19, 2017
    Replies:
    6
    Views:
    6,861
    Senodil
    Apr 6, 2020
  22. 68PowerWagon

    3.73 Gears for Diesel?

    68PowerWagon, Feb 24, 2020
    Replies:
    0
    Views:
    1,004
    68PowerWagon
    Feb 24, 2020
  23. JMod45

    Help me understand Tuners

    JMod45, Nov 20, 2019 ... 2
    Replies:
    11
    Views:
    3,670
    DepotBo
    Feb 12, 2020
  24. carl newton

    question about transmission(s)

    carl newton, Jan 22, 2020
    Replies:
    1
    Views:
    937
    Dennis Shellito
    Jan 24, 2020
  25. olie

    Poor Fuel milage

    olie, Jan 18, 2015 ... 2
    Replies:
    16
    Views:
    23,131
    leeroy300
    Dec 20, 2019
Showing threads 1 to 25 of 195

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