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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:
    4,099
    quietpeen
    Sep 8, 2012
  1. GSPKurt

    Hood Vents In CTD Hood

    GSPKurt, Dec 13, 2019 at 7:54 PM
    Replies:
    2
    Views:
    111
    GSPKurt
    Dec 14, 2019 at 4:44 PM
  2. melman

    dpf

    melman, Dec 3, 2019
    Replies:
    2
    Views:
    161
    Silver The Mega
    Dec 13, 2019 at 5:37 PM
  3. JMod45

    Help me understand Tuners

    JMod45, Nov 20, 2019 ... 2
    Replies:
    10
    Views:
    660
    DodgeDude99
    Nov 25, 2019
  4. Truck4

    Trans. cooler

    Truck4, Nov 14, 2019
    Replies:
    7
    Views:
    359
    Dennis Shellito
    Nov 18, 2019
  5. Stoneagemason

    Tuned Down 6.7 Cummins 2018 can and chassis model

    Stoneagemason, Nov 14, 2019
    Replies:
    3
    Views:
    299
    Dennis Shellito
    Nov 14, 2019
  6. melman

    carbon cleaner

    melman, Aug 26, 2019
    Replies:
    7
    Views:
    1,076
    SyN
    Nov 9, 2019
  7. melman

    Engine light

    melman, Nov 4, 2019
    Replies:
    2
    Views:
    258
    melman
    Nov 5, 2019
  8. fyermn

    Fuel Additives

    fyermn, Apr 23, 2018
    Replies:
    6
    Views:
    3,583
    SyN
    Nov 2, 2019
  9. Joe Parkes

    Check Engine Light Turbo Warning

    Joe Parkes, Oct 17, 2019
    Replies:
    1
    Views:
    428
    Dennis Shellito
    Oct 31, 2019
  10. Paul Millar

    2009 Ram 2500 6.7 Diesel hesitating

    Paul Millar, Oct 31, 2019
    Replies:
    3
    Views:
    282
    Dennis Shellito
    Oct 31, 2019
  11. 2batruck

    Straight pipe vs twister flo pro

    2batruck, Jul 24, 2019
    Replies:
    3
    Views:
    869
    DodgeDude99
    Oct 22, 2019
  12. Baggyp

    DPF Delete exhaust question

    Baggyp, Apr 8, 2019 ... 2
    Replies:
    19
    Views:
    3,000
    2batruck
    Oct 14, 2019
  13. DCD3500

    Cummings Performance Variation based on Transmission

    DCD3500, Jul 27, 2019
    Replies:
    7
    Views:
    1,113
    tjfdesmo
    Sep 21, 2019
  14. Blkhammer

    Differential cover question

    Blkhammer, Nov 15, 2018 ... 2
    Replies:
    15
    Views:
    2,290
    SyN
    Sep 4, 2019
  15. melman

    codes

    melman, Aug 28, 2019
    Replies:
    2
    Views:
    625
    melman
    Sep 3, 2019
  16. Txkenpo

    New 6.7 owner

    Txkenpo, Aug 11, 2019
    Replies:
    2
    Views:
    1,003
    MADDOG
    Aug 11, 2019
  17. 2batruck

    Flo pro or MBRP exhaust

    2batruck, Jul 9, 2019
    Replies:
    2
    Views:
    895
    DodgeDude99
    Jul 26, 2019
  18. tungstang

    New to the Cummins

    tungstang, Jul 19, 2019
    Replies:
    3
    Views:
    889
    tungstang
    Jul 21, 2019
  19. JMod45

    Where to start for performance upgrades?

    JMod45, Jun 28, 2019
    Replies:
    5
    Views:
    1,563
    BWC
    Jul 8, 2019
  20. melman

    dpf/code p2262/turbo

    melman, Jul 3, 2019 ... 2
    Replies:
    10
    Views:
    2,352
    Power247
    Jul 7, 2019
  21. 2batruck

    New exhaust

    2batruck, Jun 16, 2019
    Replies:
    7
    Views:
    957
    2batruck
    Jul 7, 2019
  22. Garrett Moffitt

    6.7 Cummins; 5k Rev limit

    Garrett Moffitt, Jun 13, 2019
    Replies:
    2
    Views:
    1,071
    BWC
    Jun 20, 2019
  23. 2batruck

    3500 bulky dog

    2batruck, Jun 14, 2019
    Replies:
    0
    Views:
    718
    2batruck
    Jun 14, 2019
  24. Leebo

    Def usage

    Leebo, May 23, 2017 ... 2
    Replies:
    11
    Views:
    4,433
    JMod45
    Jun 13, 2019
  25. Flat black

    Putting a big exhaust tip on my cummins does it help sound?

    Flat black, May 28, 2019
    Replies:
    2
    Views:
    1,145
    Flat black
    May 28, 2019
Showing threads 1 to 25 of 174

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