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

969 topics in this forum

1. Where to wire an accessory (IGN controlled)

   By Bell040, April 26, 2019
   • 3 replies
   • 829 views
   • 
   • Limelight
   • May 2, 2019

3. Available mods for 2019 Sierra 1 2

   By HTX ‘19 Black Widow, April 9, 2019
   • 19 replies
   • 3.8k views
   • 
   • destrada127
   • April 19, 2019

4. Need to buy one 20" factory AT4 wheel

   By GymC, March 29, 2019
   • 1 reply
   • 741 views
   • 
   • KillerOfMillers
   • April 18, 2019

5. Engine updates from previous Generation

   By Pinnacle, April 14, 2019
   • 0 replies
   • 753 views
   • 
   • Pinnacle
   • April 14, 2019

6. Drain plug

   By mrcribbs, April 7, 2019
   • 2 replies
   • 1k views
   • 
   • BigBlueLB756
   • April 8, 2019

7. Trailboss checking oil level

   By K455, April 6, 2019
   • 0 replies
   • 3.3k views
   • 
   • K455
   • April 6, 2019

8. First oil change mileage 1 2 3 4 13

   By ish, December 3, 2018
   • 181 replies
   • 50.6k views
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   • relevante
   • April 6, 2019

9. Body alignment

   By Ssfrantz5, April 1, 2019
   • 1 reply
   • 660 views
   • 
   • CadillacLuke24
   • April 2, 2019

10. Exhaust

    By Rduatctt, January 20, 2019   

    • 2019 sierra denali 6.2
    • 3 replies
    • 1.7k views
    • 
    • asalinasz39
    • March 29, 2019

11. Corsa Exhaust - 5.3L

    By mattsvtcobra, January 30, 2019
    • 2 replies
    • 4k views
    • 
    • snowman44
    • March 29, 2019

12. What are you doing with stock exhaust after performance upgrade?

    By Schmoe, March 19, 2019
    • 9 replies
    • 1.6k views
    • 
    • SILVER SLED
    • March 22, 2019

13. Duramax 3.0 Specs!

    By mookdoc6, March 22, 2019
    • 0 replies
    • 880 views
    • 
    • mookdoc6
    • March 22, 2019

14. New 2019 RST put up on the lift, several exhaust oddities...

    By Blanz, February 12, 2019
    • 12 replies
    • 11.7k views
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    • ShamrockShooter
    • March 19, 2019

15. Custom trail boss exhaust

    By Jamesluc6, March 16, 2019   

    • exhaust
    • trailboss
    • 2 replies
    • 2.5k views
    • 
    • Jamesluc6
    • March 18, 2019

16. Amazon Oil?

    By GreenMtnSS, March 7, 2019
    • 9 replies
    • 1.6k views
    • 
    • Sierra Dan
    • March 12, 2019

17. New 3.0L I6 Dmax available to order?

    By redwngr, March 9, 2019
    • 0 replies
    • 775 views
    • 
    • redwngr
    • March 9, 2019

18. K2 front and rear diffs the same on the new T1s?

    By AT4runner, March 3, 2019
    • 6 replies
    • 1.6k views
    • 
    • OnTheReel
    • March 5, 2019

19. Has anyone added the factory dual outlet exhaust?

    By jlong1984, February 8, 2019
    • 4 replies
    • 3.4k views
    • 
    • Sierra Dan
    • February 21, 2019

20. 2019 Silverado Custom True Dual Exhaust 1 2 3

    By Sierra Dan, September 18, 2018
    • 31 replies
    • 15.4k views
    • 
    • WilliamBos
    • November 3, 2018