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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. Leveling Kit - Upper Strut Spacers Vs. Lower Block Spacers 1 2

    By BlaineBug,
    • 24 replies
    • 7.3k views

  3. 2018 silverado 5.3l headers and catless y pipe

    By Chevyguyltz,
    • 4 replies
    • 2.3k views

  4. coil pack

    By 2015 sierra,
    • 6 replies
    • 1k views

  5. First time changing oil on this truck

    By TwentyEighthNight,   
    • 6 replies
    • 1.6k views

  6. OIL psi jumps from 40 to 50 for a sec while cruising at 70mph

    By Payton34,
    • 8 replies
    • 795 views

  7. 2016 Silverado-5.3-Muffler Delete done. Should I delete 3rd cat?

    By SMID333,
    • 10 replies
    • 4k views

  8. Front/Rear Differential & Transfer case service, almost $600

    By No Tyme,
    • 13 replies
    • 1.8k views

  9. About to purchase first GM truck. Going for a 2018 Silverado LTZ. 6 or 8 Speed?

    By probablyflying,   
    • 2 replies
    • 1.4k views

  10. About to purchase first GM truck. Going for a 2018 Silverado LTZ. 6 or 8 Speed?

    By probablyflying,   
    • 0 replies
    • 608 views

  11. Fuel injector?

    By zac hale,
    • 5 replies
    • 678 views

  12. How to replace oil pump 6.2 L86

    By kgkern01,
    • 10 replies
    • 12.6k views

  13. Looking for recommendations and feedback for an l83 cam and tuner. Preferably remote if possible. NW IL

    By Alec Kerchner,
    • 0 replies
    • 418 views

  14. 2015 Sierra 6.2 has a new loud tick when warm

    By kojimep,
    • 11 replies
    • 3.8k views

  15. Tri-pot fuel pump problems?

    By mmrbad,
    • 1 reply
    • 451 views

  16. Jet performance MAF sensor

    By flyingfool,
    • 13 replies
    • 11.2k views

  17. Tuning for 6L80 Transmission and 5.3 Engine maximum longevity

    By Thomas Hill,
    • 8 replies
    • 5.3k views

  18. Fuel injector replacement 1 2 3

    By bronco351,
    • 39 replies
    • 74.5k views

  19. 2018 Silverado 5.3 with instant and violent stalls down the highway

    By DustinR18,   
    • 3 replies
    • 6.1k views

  20. Rear Differential Hum (doesn't know the words)

    By fastx021,
    • 2 replies
    • 597 views

  21. sure cool 6l80

    By plasteryou,
    • 5 replies
    • 1.2k views

  22. L96 questions 1 2

    By TheCaddyMan04,
    • 20 replies
    • 3.9k views

  23. Oil type for 2014 Sierra 5.3 1 2 3 4 8

    By Green 1364,
    • 113 replies
    • 86.2k views

  24. Looking for a shop around columbia / Sumter SC that does installs the actual AFM delete kits

    By boudan joe,
    • 4 replies
    • 705 views

  25. trans thermostat gaskets

    By plasteryou,
    • 2 replies
    • 695 views

  26. Transmission overheating 1 2 3

    By dsm1995gst,
    • 33 replies
    • 8.2k views


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