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Performance & Tuning

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Last Message

  1. Air flow thru your engine

    chris4x4, Apr 5, 2017 ... 2
    Replies:
    21
    Views:
    4,766
    Eyy-sp12
    Jun 28, 2020

  2. Jeep Fuel System Monitor Not Ready

    Rudyard314, Aug 22, 2019
    Replies:
    2
    Views:
    4,331
    JKBob 25
    Aug 22, 2019

  3. Difference in sound between cat back and stock exhaust?

    skyhookman, Aug 18, 2021
    Replies:
    2
    Views:
    3,939
    skyhookman[OP]
    Aug 18, 2021

  4. A lot of parts with little results misfiring on cyl 6

    dbucknerc, Mar 25, 2018 ... 2
    Replies:
    24
    Views:
    3,749
    Jrgabriel
    Nov 14, 2019

  5. Car won’t start, replaced battery, starter, alternator and battery terminals

    Jechf87, Jan 23, 2018
    Replies:
    13
    Views:
    3,127
    2oldjeeps
    Mar 8, 2018

  6. Exhaust Suggestions

    JeepTank13, Apr 5, 2017
    Replies:
    9
    Views:
    2,882
    OFFGRID
    Apr 6, 2017

  7. Thoughts on K&N air filters?

    17 jku, May 3, 2020
    Replies:
    13
    Views:
    2,799
    chris4x4
    Aug 29, 2020

  8. STUCK IN FIRST GEAR

    KLDNKIDS, Jan 15, 2017
    Replies:
    7
    Views:
    2,746
    C2T
    Jan 15, 2017

  9. Issues for 5 months

    Jrgabriel, Nov 14, 2019
    Replies:
    11
    Views:
    2,590
    Jrgabriel[OP]
    Nov 18, 2019

  10. 360 Wagoneer carb backfire issue...

    TheFlynn, Oct 3, 2016
    Replies:
    5
    Views:
    2,125
    OFFGRID
    Oct 4, 2016

  11. 2003 GC 4.0L Evap Code and Hard start after filling gas

    SpartanRouge, Oct 26, 2018
    Replies:
    3
    Views:
    2,032
    SpartanRouge[OP]
    Oct 26, 2018

  12. 2016 Wrangler Sport 3.5in lift and 315/70r17 Mod

    Sierra91, Feb 1, 2017
    Replies:
    11
    Views:
    2,011
    C2T
    Feb 1, 2017

  13. Four Wheel Drive Vacuum Lines

    samsquatch1993, Mar 3, 2017
    Replies:
    2
    Views:
    1,985
    OFFGRID
    Mar 6, 2017

  14. FlashPaq vs Diablo

    HardHat420, Dec 1, 2017
    Replies:
    5
    Views:
    1,959
    aggrex
    Dec 3, 2017

  15. Performance modules

    mikethedog, Aug 16, 2016
    Replies:
    4
    Views:
    1,897
    mikethedog[OP]
    Aug 17, 2016

  16. 95 ZJ 4.0 won’t start

    CZJ7, Jan 24, 2020
    Replies:
    2
    Views:
    1,835
    CZJ7[OP]
    Jan 26, 2020

  17. K&N vs. aFe Power air filter

    Dominator, Oct 29, 2020
    Replies:
    6
    Views:
    1,825
    LYFZGOOD
    Oct 30, 2020

  18. Tuner for 17 JK

    louie68, Jun 18, 2017
    Replies:
    8
    Views:
    1,818
    louie68[OP]
    Jun 18, 2017

  19. Engine Air Flow

    1HpyRider, Dec 16, 2016
    Replies:
    5
    Views:
    1,796
    Eyy-sp12
    Jun 29, 2020

  20. Gears in Dana 44

    BNAUGHTY11, Jun 18, 2018
    Replies:
    5
    Views:
    1,697
    JKBob 25
    Jun 23, 2018

  21. Exhaust upgrade suggestions

    Gemini4517, Aug 1, 2016
    Replies:
    5
    Views:
    1,601
    C2T
    Sep 13, 2016

  22. Gas Leak Issue

    Bushwacker, Dec 1, 2020
    Replies:
    3
    Views:
    1,585
    Justanotherjeeper
    Dec 13, 2020

  23. 1946 cj2 will not start

    Dc1962, Jan 10, 2017
    Replies:
    10
    Views:
    1,481
    Dc1962[OP]
    Jan 13, 2017

  24. Diablo tuner, tunes

    Meatguypa, Jan 4, 2018
    Replies:
    4
    Views:
    1,434
    Meatguypa[OP]
    Jan 4, 2018

  25. 99 4.7 grand Cherokee will not start

    Dimewylde, Feb 18, 2017
    Replies:
    2
    Views:
    1,398
    Dimewylde[OP]
    Feb 22, 2017

  26. Jeep sensor and rpm issues

    jbowman93, Sep 12, 2018
    Replies:
    4
    Views:
    1,376
    jbowman93[OP]
    Sep 12, 2018

  27. Throttle body spacer & cold air intake

    Buddy3k, Jun 2, 2020
    Replies:
    7
    Views:
    1,373
    Buddy3k[OP]
    Jun 6, 2020

  28. Headers...

    WhoFnFlungPoo, Feb 3, 2017
    Replies:
    2
    Views:
    1,371
    WhoFnFlungPoo[OP]
    Feb 3, 2017

  29. Rebuilt?

    MuttHowls, Sep 17, 2019
    Replies:
    4
    Views:
    1,368
    MuttHowls[OP]
    Sep 17, 2019

  30. Fuel delivery issue

    r.a.johnson56, Jun 17, 2019
    Replies:
    14
    Views:
    1,316
    Jim Beam
    Jun 20, 2019

  31. PO300 despite Jeep running fine

    Tarashuk, Nov 9, 2019
    Replies:
    5
    Views:
    1,304
    Tarashuk[OP]
    Nov 17, 2019

  32. Jeep issues

    cdensmore429, Feb 24, 2017
    Replies:
    3
    Views:
    1,290
    Jeepcj5
    Mar 3, 2017

  33. Misfires

    Triumphd17, Apr 26, 2021
    Replies:
    0
    Views:
    1,204
    Triumphd17[OP]
    Apr 26, 2021

  34. Liberty misfiring, running rich

    Mrd, Oct 23, 2023
    Replies:
    0
    Views:
    1,167
    Mrd[OP]
    Oct 23, 2023

  35. 01 grand Cherokee stalling and not starting issues

    Jeepmom2018, Jul 19, 2019
    Replies:
    5
    Views:
    1,165
    Awrench
    Jul 20, 2019

  36. Catalytic converter emptied, do I need pipe?

    Harleymick, Nov 13, 2019
    Replies:
    4
    Views:
    1,137
    Harleymick[OP]
    Nov 27, 2019

  37. CJ7 rolls when in park

    Wkelley, Jul 14, 2020
    Replies:
    3
    Views:
    1,130
    Jim Beam
    Jul 15, 2020

  38. Connecting rod end play

    87joop, Oct 8, 2017
    Replies:
    1
    Views:
    1,130
    chris4x4
    Oct 8, 2017

  39. Axle: my 2014 Patriot has a trans and transfer from a 2011 same vehicle

    Teedoffjeep, Dec 2, 2019
    Replies:
    1
    Views:
    1,093
    aggrex
    Dec 2, 2019

  40. Ticking noise

    Greenbean706, Jul 20, 2019
    Replies:
    2
    Views:
    1,006
    JKBob 25
    Jul 20, 2019

  41. Misfire and wont go past 2000 RPM 06 4.7 Cherokee

    Jeepbeater, Jul 27, 2021
    Replies:
    3
    Views:
    916
    Jeepbeater[OP]
    Jul 28, 2021

  42. Conversion question

    Sloppyseconds, Sep 7, 2019
    Replies:
    1
    Views:
    849
    Jim Beam
    Sep 7, 2019
Showing threads 1 to 42 of 42

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