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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. Would tuning solve my trans issues on my 6speed

    By BlackHawkZ71,
    • 3 replies
    • 964 views

  3. Axle ratio swap? 1 2

    By Driver72,
    • 16 replies
    • 1.6k views

  4. Borla Atak vs Corsa Sport 1 2

    By Thats a nice truck,
    • 25 replies
    • 9.1k views

  5. need help on muffler choice 1 2 3

    By BlackHawkZ71,
    • 30 replies
    • 5.2k views

  6. Just installed my exhaust

    By Kevin King,
    • 6 replies
    • 1.1k views

  7. Does anyone else have a spin happy stock truck 2016 model 1 2 3

    By BlackHawkZ71,
    • 35 replies
    • 4.3k views

  8. 14" Magnaflow Part #

    By turnerms98,
    • 2 replies
    • 988 views

  9. First fluid changes on the new K2's?? 1 2 3 4

    By LongrangeLauber,
    • 53 replies
    • 6.2k views

  10. BlackBear Tune - For Those That Have It ..

    By GMC-AT,
    • 7 replies
    • 1.5k views

  11. 2016 Silverado 5.3 CHEAP Exhaust Route

    By Chevrojayy97,
    • 9 replies
    • 4.8k views

  12. Shoot, accidentally put regular in tuned 6.2 1 2 3

    By truckguy82,
    • 33 replies
    • 5k views

  13. Blackbear, Diablew, or other Tuned - using 91+ or 87/89 tune? 1 2

    By Haus_Z71,
    • 20 replies
    • 13.3k views

  14. 2016 ENGINE

    By cow10r,
    • 6 replies
    • 1.7k views

  15. Wanted input with those who went with a 5.3 over a 6.2L. 1 2 3 4 5

    By ericxog,
    • 71 replies
    • 11.7k views

  16. Muffler change? 1 2

    By Driver72,
    • 21 replies
    • 2.2k views

  17. 2014+ Quietest performance exhaust.. Help please.

    By mattpest,
    • 6 replies
    • 1k views

  18. First Oil Change

    By dorkweed,
    • 14 replies
    • 1.5k views

  19. Do I have this right? 1 2

    By paradizecityz,
    • 21 replies
    • 3k views

  20. Another flippin' flapper question

    By BSME1115,
    • 5 replies
    • 1.1k views

  21. Single In/Out Borla for 2014 Silverado High Country 4WD with 5.3L? 1 2

    By TedH,
    • 16 replies
    • 2.5k views

  22. Noise coming from transfer case but only when accelerating?

    By gone_fishing,
    • 3 replies
    • 9.4k views

  23. Who has a Gibson cat back installed on their 6.2? Need some install p

    By pewterliftedz,
    • 1 reply
    • 533 views

  24. Vibe/grrrr sound under hard acceleration

    By SilvgMc2017,
    • 1 reply
    • 1k views

  25. AFM Vibration - now with new heavier shudder

    By 14silverado4.3,
    • 4 replies
    • 3.2k views

  26. Which Exhaust

    By 14 Silvy,
    • 4 replies
    • 1.1k views


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