Performance Engine Tuning

1,385 topics in this forum

1. 2008 Sierra Denali tuner

   By BrandenG1, January 9, 2016
   • 1 reply
   • 2k views
   • 
   • kyle.crow.902
   • January 15, 2016

3. Used truck tuner, warranty, reflash question

   By Roll Bama Roll, December 1, 2014
   • 3 replies
   • 1.7k views
   • 
   • Jsdirt
   • January 7, 2016

4. Hypertech programmer and E85

   By Mike Trnka, December 20, 2015
   • 4 replies
   • 3.5k views
   • 
   • Mike Trnka
   • December 29, 2015

5. 2500 HD Exhaust Differences Between 2010/2011

   By Jim80, November 24, 2015
   • 2 replies
   • 1.4k views
   • 
   • Jim80
   • November 24, 2015

6. Programmers

   By Monster_454, November 7, 2015   

   • programmer
   • 1 reply
   • 1.6k views
   • 
   • barry G
   • November 10, 2015

7. 97 tahoe 5.7l 350 gen II engine mods

   By jmcelrone1, October 21, 2015
   • 2 replies
   • 6.6k views
   • 
   • jmcelrone1
   • October 23, 2015

8. Headers question

   By chevy7777777, October 18, 2015
   • 2 replies
   • 1.3k views
   • 
   • chevy7777777
   • October 19, 2015

9. Header and exhaust installation help

   By CountryBoyFit83, October 1, 2015   

   • headers
   • 2 replies
   • 1.6k views
   • 
   • desrtrat
   • October 12, 2015

10. Cammed 2000 Sierra 5.3L

    By dieselard, October 8, 2015
    • 1 reply
    • 1.4k views
    • 
    • Jennabear
    • October 11, 2015

11. Black bear tune on 2013 and newer 6.0

    By 69nova, June 17, 2015
    • 10 replies
    • 5.2k views
    • 
    • Jennabear
    • September 20, 2015

12. Newb-ish tune question

    By cfitz, September 12, 2015
    • 4 replies
    • 1.3k views
    • 
    • cfitz
    • September 18, 2015

13. 2014 Sierra 5.3 TVS1900 Tune Help

    By FF2NAC, August 12, 2015
    • 6 replies
    • 2.5k views
    • 
    • BlackZ71Silverado
    • August 28, 2015

14. 2014 GMC supercharge tuning advice needed

    By Boombastic, August 5, 2015
    • 2 replies
    • 1.2k views
    • 
    • Boombastic
    • August 8, 2015

15. Autolube A-2500 Partial oil filter dissection

    By C25A1guy, July 24, 2015
    • 3 replies
    • 1.5k views
    • 
    • 07Softail
    • August 1, 2015

16. Tune suggestions 1 2

    By MWB33, June 24, 2015
    • 15 replies
    • 3.6k views
    • 
    • 310racing
    • July 5, 2015

17. Best Tuner to optimize MPG on an 06 5.3

    By Jordanf1986, June 24, 2015
    • 1 reply
    • 1.1k views
    • 
    • BlackZ71Silverado
    • July 3, 2015

18. Programing for trucks

    By nhjenk, June 8, 2015
    • 2 replies
    • 1.3k views
    • 
    • BlackZ71Silverado
    • July 3, 2015

19. 2015 Silverado Tuner

    By hogdad, June 29, 2015
    • 1 reply
    • 2.2k views
    • 
    • newdude
    • June 30, 2015

20. Header and Supercharger Dyno Testing Comparison 1 2

    By Jennabear, November 24, 2014
    • 19 replies
    • 5.4k views
    • 
    • Jennabear
    • June 29, 2015

21. Cold air intake

    By Bailey mays, March 29, 2015
    • 14 replies
    • 2.9k views
    • 
    • iCryWheniGoPoop
    • June 28, 2015

22. Lq4 questions

    By 95z71performer, June 27, 2015
    • 3 replies
    • 1.2k views
    • 
    • Chris
    • June 27, 2015

23. 400+ Hp 5.3 Natural Aspiration 1 2 3 4

    By clayt6499, March 23, 2010
    • 47 replies
    • 211.4k views
    • 
    • Low14
    • June 19, 2015

24. building an N/A lq4

    By 95z71performer, June 18, 2015
    • 1 reply
    • 1.6k views
    • 
    • Chris
    • June 18, 2015

25. performance suggestions....

    By zhanman88, April 24, 2015
    • 8 replies
    • 2.3k views
    • 
    • BlackZ71Silverado
    • May 30, 2015

26. Question about a Blackbear tune

    By SierraJoe1110, February 27, 2015
    • 11 replies
    • 2.4k views
    • 
    • Jennabear
    • May 29, 2015