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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.

2,612 topics in this forum

  1. Programing opinions? Engine and trans 1 2

    By Snowcamo,
    • 15 replies
    • 2k views

  3. DOD/AFM Delete kits

    By BumpStop97,
    • 4 replies
    • 1.7k views

  4. Which Axle 9.75 or 9.5 1 2 3

    By Antoine08,
    • 42 replies
    • 43.6k views

  5. Stock Exhaust Back Pressure??? 1 2 3

    By BuyAmericanIron,
    • 43 replies
    • 17.3k views

  6. collapsed lifter with rocker arm still moving?

    By tig488,
    • 3 replies
    • 2k views

  7. 3.08 to 4.56 Gear swap issues? - 6.2 Tahoe 2018

    By Cort Liggins,
    • 1 reply
    • 860 views

  8. What should I do to solve the issues of the 2014 Sierra?

    By Bradmodsierra,
    • 8 replies
    • 1.2k views

  9. 6l80E reset after fluid/filter change?

    By Outlaww,
    • 4 replies
    • 2.9k views

  10. Ticking Sound Increasing with RPM - Lifter Problem?

    By Western96,
    • 6 replies
    • 2.1k views

  11. Thermostat problem? 1 2

    By Lspoo19,
    • 21 replies
    • 13.2k views

  12. Cam kit parts, is this all I Need? BTR stage 2.

    By Alex Olsen,
    • 5 replies
    • 3.1k views

  13. 2018 Silverado WT Transmission Cooler Lines

    By BowTi3Guy,
    • 3 replies
    • 695 views

  14. Which afm delete kit?

    By Payton34,
    • 13 replies
    • 14.8k views

  15. 4 piston Brake Upgrade

    By Razr20,
    • 1 reply
    • 1.4k views

  16. For those of you who have installed a drain plug in your Transmission 1 2

    By No Tyme,
    • 18 replies
    • 2.4k views

  17. Need help figuring out which Rear Driveshaft to order?

    By Texasdeere,
    • 2 replies
    • 689 views

  18. 2014 Transmission cooler lines

    By lpramirez,
    • 3 replies
    • 1.3k views

  19. 2017 Chevy Silverado Thermostat Running Cold 1 2

    By HuntedOne4,   
    • 16 replies
    • 8.9k views

  20. Replacing OE Converter with Circle D - Stock Stall Speed with Billet Cover - Help Needed Can't Find an Installer

    By beamjp,
    • 0 replies
    • 939 views

  21. Engine thermostat technical design question.

    By Outdoors_Guy_88,
    • 0 replies
    • 524 views

  22. Fuel problems/electrical.

    By Alex Rivas,
    • 0 replies
    • 541 views

  23. 2014 Sierra 4.3 LV3 to 5.3 or 6.2?

    By VicSier43,
    • 1 reply
    • 640 views

  24. 2014 GMC Sierra SLT Transmission shudder/stutters when trying to shift up in gear

    By Travis Cooper,   
    • 4 replies
    • 10.9k views

  25. Public Service Announcement - 2014-2018 Oil Pump Concerns P06DD

    By David Coates,
    • 1 reply
    • 1.1k views

  26. Looking to add a transmission temp to my 2017 Silverado 2 wheel drive with 6 speed trans

    By 1moreminute,
    • 2 replies
    • 591 views


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