Performance Engine Tuning

1,387 topics in this forum

1. O2 sensors

   By anson carr, 13 hours ago
   • 2 replies
   • 59 views
   • 
   • anson carr
   • 11 hours ago

3. anyone get a tune on a 5.3? 1 2 3

   By quickvert1, January 19, 2014
   • 38 replies
   • 130.5k views
   • 
   • Pal
   • February 26

4. 6.6 L gas engine into 2008 sierra 1500 4 dr 4x4.

   By george trying to help, February 2
   • 1 reply
   • 371 views
   • 
   • KARNUT
   • February 2

5. 1995 Chevrolet 454 starts then stalls

   By J.c., December 20, 2021
   • 3 replies
   • 5.3k views
   • 
   • Ice1010
   • January 11

6. 02 gmc Sierra 1500 4.8l to 6.0l 4l80e

   By Daniel_Reinke16, January 25, 2024
   • 0 replies
   • 2.3k views
   • 
   • Daniel_Reinke16
   • January 25, 2024

7. Throttle cable

   By Fallon Rogers, November 14, 2023
   • 0 replies
   • 970 views
   • 
   • Fallon Rogers
   • November 14, 2023

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

   By 010Bowtie, July 20, 2014
   • 45 replies
   • 14k views
   • 
   • swathdiver
   • April 25, 2023

9. Supercharger for L9H 6.2?

   By ajensen383, April 6, 2016
   • 5 replies
   • 11.9k views
   • 
   • CostaMesaH2
   • April 5, 2023

10. 2018 GMC Terrain Denali 2.0 Turbo Upgrade?

    By Chris Ocean, February 4, 2023
    • 0 replies
    • 3k views
    • 
    • Chris Ocean
    • February 4, 2023

11. True dual exhaust.

    By jonniebgood, January 14, 2023
    • 2 replies
    • 1.7k views
    • 
    • newdude
    • January 14, 2023

12. AFM Disable Damage 1 2

    By L83_Z71, July 3, 2018   

    • chevrolet
    • range
    • 22 replies
    • 121.7k views
    • 
    • 12dyllon
    • October 22, 2022

13. 2017 Silverado misfire and throwing codes

    By Jose R, August 13, 2022
    • 1 reply
    • 2.4k views
    • 
    • richard wysong
    • August 14, 2022

14. 2002 8.1 swapped out

    By joel wise, July 25, 2022
    • 6 replies
    • 2.1k views
    • 
    • joel wise
    • July 28, 2022

15. Wideband A/F for newbies

    By SuburbanDon, June 23, 2022
    • 3 replies
    • 2k views
    • 
    • CamGTP
    • July 22, 2022

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

    By Tony1959, November 23, 2014   

    • range afm
    • 23 replies
    • 74k views
    • 
    • RVRRNR
    • March 18, 2022

17. 07 Silverado 5.3 4×4. Shifting points change manually without a tuner.

    By terry beavers, March 14, 2022
    • 0 replies
    • 1.1k views
    • 
    • terry beavers
    • March 14, 2022

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

    By ForrestMelissa, December 18, 2021
    • 2 replies
    • 4.4k views
    • 
    • tbarn
    • December 18, 2021

19. 2019 and up dyno tune

    By Black02Silverado, October 21, 2021
    • 0 replies
    • 2.2k views
    • 
    • Black02Silverado
    • October 21, 2021

20. Questions regarding the OBDLink MX+

    By ulm4lyf, May 10, 2021   

    • obd
    • 1 reply
    • 9.4k views
    • 
    • ajguerini
    • October 10, 2021

21. 2015 GMC power off while driving, alert on check stabiltrack

    By Dominguez, October 7, 2021
    • 0 replies
    • 1.8k views
    • 
    • Dominguez
    • October 7, 2021

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

    By salem185, February 28, 2016
    • 19 replies
    • 31.5k views
    • 
    • dsr611
    • September 21, 2021

23. DTC Remover

    By Corr HexEditor, August 23, 2021   

    • pcm
    • ecu
    • (and 4 more)

      Tagged with:

      • pcm
      • ecu
      • tuning
      • trucks
      • dtc
      • off
    • 0 replies
    • 2.6k views
    • 
    • Corr HexEditor
    • August 23, 2021

24. My truck is slow as ******

    By Brian67, August 9, 2021
    • 0 replies
    • 2k views
    • 
    • Brian67
    • August 9, 2021

25. Tuners in Central Texas

    By Leo Opalewski, August 2, 2021
    • 0 replies
    • 1.9k views
    • 
    • Leo Opalewski
    • August 2, 2021

26. 1998 6.5 diesel express van/buss scan tune tool

    By ScubaCarib, April 16, 2021
    • 0 replies
    • 2.2k views
    • 
    • ScubaCarib
    • April 16, 2021