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Performance Engine Tuning

A forum dedicated to intensive and experienced engine and computer modification topics.

1,383 topics in this forum

  1. Black Bear tune vs. Hypertech 1 2 3 4

    By 010Bowtie,
    • 45 replies
    • 10.7k views

  3. Supercharger for L9H 6.2?

    By ajensen383,
    • 5 replies
    • 7.7k views

  4. 2018 GMC Terrain Denali 2.0 Turbo Upgrade?

    By Chris Ocean,
    • 0 replies
    • 812 views

  5. True dual exhaust.

    By jonniebgood,
    • 3 replies
    • 555 views

  6. AFM Disable Damage 1 2

    By L83_Z71,   
    • 22 replies
    • 84.8k views

  7. 2017 Silverado misfire and throwing codes

    By Jose R,
    • 1 reply
    • 817 views

  8. 2002 8.1 swapped out

    By joel wise,
    • 6 replies
    • 856 views

  9. Wideband A/F for newbies

    By SuburbanDon,
    • 3 replies
    • 821 views

  10. Range AFM Disable - Anyone tried it? 1 2

    By Tony1959,   
    • 23 replies
    • 63k views

  11. 07 Silverado 5.3 4×4. Shifting points change manually without a tuner.

    By terry beavers,
    • 0 replies
    • 607 views

  12. 1995 Chevrolet 454 starts then stalls

    By J.c.,
    • 0 replies
    • 1.6k views

  13. O 2 sensor bank 1 sensor 1 location on 2003 sierra

    By ForrestMelissa,
    • 2 replies
    • 1.6k views

  14. 2019 and up dyno tune

    By Black02Silverado,
    • 0 replies
    • 1.4k views

  15. Questions regarding the OBDLink MX+

    By ulm4lyf,   
    • 1 reply
    • 4.6k views

  16. 2015 GMC power off while driving, alert on check stabiltrack

    By Dominguez,
    • 0 replies
    • 1.1k views

  17. What's the Best speed limit remover 1 2

    By salem185,
    • 19 replies
    • 25.2k views

  18. DTC Remover

    By Corr HexEditor,   
    • 0 replies
    • 1.2k views

  19. My truck is slow as ******

    By Brian67,
    • 0 replies
    • 1.3k views

  20. Tuners in Central Texas

    By Leo Opalewski,
    • 0 replies
    • 1.1k views

  21. 1998 6.5 diesel express van/buss scan tune tool

    By ScubaCarib,
    • 0 replies
    • 1.4k views

  22. Performance chip and AFM disable

    By Jamison,
    • 0 replies
    • 1.7k views

  23. V4 mode, make it activate more often?

    By Dresari702,   
    • 11 replies
    • 11.4k views

  24. 04 silverado 5.3L

    By Mike Rose,
    • 0 replies
    • 1.4k views

  25. Chevy Silverado 1500 6.2L Exhaust

    By vmessina1837,   
    • 1 reply
    • 2.4k views

  26. REDUCED ENGINE POWER Can you Delete (Remove Code) from ECU/ECM

    By Cookie_Monster_1976,
    • 0 replies
    • 3.8k views


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