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2014-2019 Engine, Driveline, & Exhaust

Technical Discussion surrounding the 5th generation of small block engines, driveline, 6/8/10 speed transmissions, and slew of factory and performance exhausts.
Includes direct injection, active fuel management, and the EcoTec3 4.3L V6 (LV3), 5.3L V8 (L83), 6.2L V8 (L86), and LB8 eAssist gas engines.

2,649 topics in this forum

  1. Ok so i am on a mod kick...

    By BlackHawkZ71,
    • 9 replies
    • 1.1k views

  3. Aluminized Exhaust - Life expectancy

    By rastasquid,
    • 6 replies
    • 3.2k views

  4. Premium in a 5.3? 1 2 3 4 7

    By DTOMKIDD,
    • 100 replies
    • 17.8k views

  5. it happend to me oil change *up!

    By Gofas,   
    • 5 replies
    • 2k views

  6. How do you wash an engine and bay?

    By Clint623,
    • 8 replies
    • 1.2k views

  7. Would going no higher than 5th gear stop the lifter issue

    By ata3001,
    • 5 replies
    • 2.5k views

  8. 6.2 TSP header dyno numbers.

    By Gorske,
    • 2 replies
    • 7.6k views

  9. Sounds like low octane gas knock

    By C130guy,
    • 8 replies
    • 2.4k views

  10. aluminum control arms?

    By Herms21,
    • 8 replies
    • 1.4k views

  11. Adaptive flapper valve replacement 1 2 3

    By FIREBLADE74,
    • 31 replies
    • 17.6k views

  12. 2017 GMC running hotter than 2014

    By lsmechanic72,
    • 7 replies
    • 1.2k views

  13. 5.3 6 speed transmission issues

    By Bxnanaz,
    • 3 replies
    • 996 views

  14. exhaust on a budget 1 2

    By tag98,
    • 18 replies
    • 8.4k views

  15. 16 Sierra 5.3 8sp with American racing long tubes 1 2

    By Kovacjr,
    • 17 replies
    • 2.5k views

  16. Best place to buy Borla

    By SirenRed16,
    • 9 replies
    • 943 views

  17. Twins are alive again

    By Wreckedandwasted,   
    • 13 replies
    • 2.2k views

  18. Manifold to Flange Bolt Size

    By kd2dwj,
    • 0 replies
    • 8.5k views

  19. 5.3 bearing clearances

    By Bxnanaz,
    • 3 replies
    • 2.8k views

  20. Anyone ever used these?

    By snowman44,
    • 3 replies
    • 1.5k views

  21. 2017 Silverado 6.2 8 speed bolt ons!

    By USMC devil dog,   
    • 12 replies
    • 19.2k views

  22. Synthetic Slick50 1 2 3

    By Paintor,
    • 32 replies
    • 4.7k views

  23. Diamond Eye Performance Exhaust 1 2 3

    By Coles5515,
    • 32 replies
    • 7.9k views

  24. All the mods in one place

    By Wreckedandwasted,   
    • 1 reply
    • 795 views

  25. 6.2 engine destroyed 25000km 1 2 3

    By brendon444,
    • 35 replies
    • 6.8k views

  26. Shifting 1 2

    By snowman44,
    • 21 replies
    • 5.6k views


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