Engines & Drivetrain

2,739 topics in this forum

1. Magnaflow Catback for K2 Trucks 1 2 3 4

   By primomarcelino, October 30, 2013
   • 49 replies
   • 15k views
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   • stever1986
   • June 11, 2014

2. Exhaust Headers 1 2 3

   By I-rocsilverado, March 10, 2014
   • 34 replies
   • 7.4k views
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   • steveved
   • June 11, 2014

3. What voids warranties?

   By Darnellquackenbush, June 10, 2014
   • 3 replies
   • 1.5k views
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   • BrownstoneZ71
   • June 10, 2014

4. Engine Hours

   By SlavO, June 9, 2014
   • 6 replies
   • 1.4k views
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   • j-ten-ner
   • June 9, 2014

5. First Oil Change 1 2 3 4 6

   By GMC-AT, August 5, 2013
   • 89 replies
   • 60.3k views
   • 
   • steveved
   • June 9, 2014

6. Has anyone changed the exhaust on a new 4.3L yet?

   By Nofastcar, June 7, 2014
   • 0 replies
   • 1k views
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   • Nofastcar
   • June 7, 2014

7. 5.3 or 6.2 - Do you wish you would have gotten the other engine? 1 2 3 4

   By 14DENALI, May 30, 2014
   • 45 replies
   • 43.6k views
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   • KARNUT
   • June 5, 2014

8. W/T Package AFM Indicator...

   By meanjoe, June 5, 2014
   • 5 replies
   • 3.1k views
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   • txab
   • June 5, 2014

9. Miles of smiles 1 2

   By retodd709, June 3, 2014
   • 17 replies
   • 2.4k views
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   • Ventilator
   • June 4, 2014

10. 2014 6.2 all terrain vs. 2011 6.2 silverado

    By retodd709, June 4, 2014
    • 1 reply
    • 1.3k views
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    • fondupot
    • June 4, 2014

11. MBRP exhaust tip...

    By Sooperdave, June 4, 2014
    • 4 replies
    • 6.4k views
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    • Sooperdave
    • June 4, 2014

12. Ethanol Sucks... 1 2

    By Crf450r420, May 29, 2014
    • 17 replies
    • 4.4k views
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    • Silverado-Hareek
    • June 2, 2014

13. Base 17 LT wheel/tire

    By arkenzo, May 24, 2014
    • 1 reply
    • 1.1k views
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    • thewhitestallion
    • May 29, 2014

14. Why more oil ? 1 2

    By Yotaman, April 18, 2014
    • 22 replies
    • 4.1k views
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    • Crf450r420
    • May 29, 2014

15. 6.2l ecotec3 mixed impressions 1 2 3

    By dodgehemi0, May 9, 2014
    • 35 replies
    • 5.7k views
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    • Crf450r420
    • May 29, 2014

16. 2014 6.2l gas mileage WOW 1 2 3

    By dodgehemi0, May 22, 2014
    • 32 replies
    • 5.3k views
    • 
    • dodgehemi0
    • May 28, 2014

17. Testing diablo sort tuner for my 2014 denail 6.2 liter 1/4 mile testin

    By Boombastic, May 20, 2014
    • 5 replies
    • 3k views
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    • Jon A
    • May 25, 2014

18. E85 Dyno Tune - Complete!

    By moretorque05, May 9, 2014
    • 13 replies
    • 15.4k views
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    • iCryWheniGoPoop
    • May 24, 2014

19. Marvel Mystery Oil

    By captras, May 16, 2014
    • 7 replies
    • 14.3k views
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    • GMC-AT
    • May 23, 2014

20. range afm delete 1 2

    By primomarcelino, November 21, 2013
    • 15 replies
    • 6.6k views
    • 
    • MotoMedic
    • May 22, 2014

21. 22" Magnaflow, Install, and MPG

    By Last C5, May 18, 2014
    • 11 replies
    • 2.2k views
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    • Cliff14Denali
    • May 21, 2014

22. Has anyone got an extra PCM?

    By Crooks, April 12, 2014
    • 6 replies
    • 1.5k views
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    • TJay74
    • May 20, 2014

23. New small block 6.2 power. 1 2

    By chevyguy45, February 10, 2014
    • 25 replies
    • 4.1k views
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    • SY2455
    • May 20, 2014

24. 2014 silverado doublecab 20 " rims gears?

    By cbprov, May 18, 2014
    • 4 replies
    • 1.4k views
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    • cbprov
    • May 19, 2014

25. Interesting Fan/Denali Temp Gauge Observations

    By Jon A, May 15, 2014
    • 4 replies
    • 1.6k views
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    • TJay74
    • May 15, 2014