2019-2025 Silverado & Sierra Engine & Transmission (L3B/L82/L84/L87/LM2/LZ0)

969 topics in this forum

1. AFE intake on my T1

   By 19silverrado, March 5, 2020
   • 9 replies
   • 948 views
   • 
   • 19silverrado
   • March 14, 2020

3. Borla Cat-Back Touring vs S-Type 1 2

   By west1nm, March 9, 2020
   • 16 replies
   • 25.5k views
   • 
   • west1nm
   • March 14, 2020

4. 19-20 Procharger kit for 5.3 and 6.2

   By Peter Bittner, March 13, 2020   

   • Supercharger
   • 6.2
   • (and 1 more)

     Tagged with:

     • Supercharger
     • 6.2
     • Procharger
   • 9 replies
   • 3.3k views
   • 
   • CP312
   • March 13, 2020

5. 2020 3.0 Duramax p26C0

   By Time2gofishing1980, March 5, 2020
   • 3 replies
   • 4.5k views
   • 
   • redvettez06
   • March 12, 2020

6. 2019-2020 Dual Exhaust

   By Whiz, March 5, 2020   

   • dual exhaust
   • 2 replies
   • 1.5k views
   • 
   • Whiz
   • March 11, 2020

7. 3.23 vs. 3.42 Rear Axle Ratio 1 2

   By RockyTopSilverado, February 18, 2019
   • 16 replies
   • 87.9k views
   • 
   • stilllikechrome
   • March 11, 2020

8. Duramax

   By Brian Waldner, March 11, 2020
   • 1 reply
   • 553 views
   • 
   • redwngr
   • March 11, 2020

9. My wonderful introduction to the Chevy family 1 2 3

   By wacnstac, February 19, 2020
   • 36 replies
   • 2.6k views
   • 
   • wacnstac
   • March 10, 2020

10. Fuel tank capacity Fuel tank size

    By Stig, March 8, 2020   

    • Do you have a choice on tank size in crew cab 4x4 6.5 bed
    • 1 reply
    • 612 views
    • 
    • eppieguy
    • March 8, 2020

11. 2020 Exhaust

    By matt cavanaugh, March 6, 2020
    • 4 replies
    • 970 views
    • 
    • matt cavanaugh
    • March 7, 2020

12. Max Towing Package

    By Co Greg, February 9, 2020
    • 10 replies
    • 5.2k views
    • 
    • Bratbowtie
    • March 6, 2020

13. MPG curiosity. 1 2

    By Jonathan Floyd, February 7, 2020
    • 15 replies
    • 2.3k views
    • 
    • Don Caffery
    • March 5, 2020

14. + / - on gear shifter 1 2

    By Richard A, January 22, 2020
    • 15 replies
    • 6.5k views
    • 
    • Big Adam
    • March 4, 2020

15. TSB 2019 5.3 transmission oil swap to mobile 1

    By Luckyfd, March 1, 2020
    • 4 replies
    • 6.2k views
    • 
    • BlaineBug
    • March 1, 2020

16. Magnaflow Muffler On the 6.2 1 2 3

    By truck_newbie, August 18, 2019   

    • magnaflow
    • muffler replacement
    • (and 1 more)

      Tagged with:

      • magnaflow
      • muffler replacement
      • 6.2l
    • 32 replies
    • 26k views
    • 
    • truck_newbie
    • February 29, 2020

17. Re-gearing to 4.10's 1 2

    By 19AT4, January 16, 2020
    • 20 replies
    • 10.8k views
    • 
    • HondaHawkGT
    • February 29, 2020

18. MPG 6.2l 1 2 3 4 5

    By gothp28, February 24, 2019
    • 60 replies
    • 20k views
    • 
    • ThatredneckguyJamie
    • February 28, 2020

19. Gibson Dual Exhaust 2020 Silverado 6.2L 1 2

    By bearded_warrior, February 18, 2020
    • 17 replies
    • 4.2k views
    • 
    • truck_newbie
    • February 28, 2020

20. disk brakes history question

    By Selo, February 26, 2020
    • 3 replies
    • 540 views
    • 
    • brianf60
    • February 27, 2020

21. 3.42 Gear Ratio Tire Swap

    By dcarbs, February 21, 2020
    • 5 replies
    • 825 views
    • 
    • Big Adam
    • February 27, 2020

22. Adding automatic locking rear differential

    By Kableguy, February 27, 2020
    • 2 replies
    • 2.6k views
    • 
    • Kableguy
    • February 27, 2020

23. how to spot performance exhaust 1 2

    By 2000, February 17, 2020
    • 20 replies
    • 1.8k views
    • 
    • f8l vnm
    • February 25, 2020

24. Chevy Shake 1 2 3 4 5

    By Sierradude, September 1, 2018
    • 65 replies
    • 23.8k views
    • 
    • Rick Franklin
    • February 24, 2020

25. AT4 Locking Rear Differential 1 2

    By killramos, July 28, 2019
    • 25 replies
    • 36.4k views
    • 
    • Musgo
    • February 22, 2020

26. 2020 GMC AT4 MPG Disapointed 1 2 3

    By Elpresidente, November 4, 2019
    • 30 replies
    • 13.1k views
    • 
    • JD19
    • February 22, 2020