Modifications & Accessories

1,140 topics in this forum

1. B&W Turnoverball Gooseneck Hitch - Any install problems?

   By jerryw1000, August 11, 2015
   • 9 replies
   • 5.6k views
   • 
   • Hdultra
   • October 13, 2015

2. Muffler swap on my sixxo 2500hd

   By Pbz, November 13, 2018
   • 9 replies
   • 2.9k views
   • 
   • Pbz
   • November 16, 2018

3. 6" steps for a 2016 2500hd with 6.6

   By 426power, June 7, 2018
   • 9 replies
   • 941 views
   • 
   • Big Whiskey
   • June 19, 2018

4. Mods to my 2017

   By paauto, September 16, 2017
   • 9 replies
   • 4.1k views
   • 
   • paauto
   • November 22, 2018

5. LED headlight upgrade question

   By paramedkking, July 9, 2017   

   • led headlights
   • led headlight issue
   • 9 replies
   • 26.3k views
   • 
   • HD GOLD
   • August 11, 2017

6. '17 2500 with fisher plow and issue with bumper trim

   By nhbouncer, March 3, 2017
   • 9 replies
   • 10.7k views
   • 
   • 15dmax978
   • March 6, 2017

7. bug/hood deflector

   By johnnyg123, July 13, 2018
   • 9 replies
   • 2.4k views
   • 
   • newdude
   • July 17, 2018

8. Will a 1500 Tonneau Fit a 2500??

   By wrc7732, August 3, 2016
   • 9 replies
   • 16.8k views
   • 
   • wrc7732
   • August 11, 2016

9. Silverado 3500 cab & chassis floor mats

   By grnmtnboy, November 12, 2016
   • 9 replies
   • 3.9k views
   • 
   • TowBro123
   • August 14, 2019

10. Torsion key bolt quick question

    By zmnypit, July 15, 2018
    • 9 replies
    • 12.9k views
    • 
    • SierraHD17
    • December 16, 2018

11. Pizza Cutters Are Off

    By MotionMan, April 4, 2017
    • 9 replies
    • 4.8k views
    • 
    • dasimmon
    • April 10, 2017

12. Some Neat Features on Earlier Trucks that Went Away on my 2016

    By ickyoldman, April 5, 2017
    • 9 replies
    • 1.8k views
    • 
    • revrnd
    • April 6, 2017

13. 35x12.5 R18 on 2015 Sierra 2500HD

    By matt-atwood, August 25, 2018
    • 9 replies
    • 26.3k views
    • 
    • Damooch
    • September 24, 2018

14. Aftermarket for 2016 GMC SIERRA 2500HD

    By Grumpy Tooch, May 16, 2016
    • 9 replies
    • 3.6k views
    • 
    • Grumpy Tooch
    • April 13, 2017

15. Front End Conversion

    By Juicie, July 15, 2020
    • 9 replies
    • 20.5k views
    • 
    • MikeLee661
    • July 19, 2020

16. LED DRL Conversion

    By ado, June 23, 2020
    • 9 replies
    • 8.8k views
    • 
    • DBeau
    • August 27, 2021

17. Plows

    By AndysZ71, November 14, 2016
    • 9 replies
    • 1.8k views
    • 
    • AndysZ71
    • November 15, 2016

18. Universal remote install

    By Mavans, October 7, 2017   

    • remote
    • 9 replies
    • 8.6k views
    • 
    • Mavans
    • February 10, 2018

19. Seat Covers

    By djv1951, March 22, 2018
    • 9 replies
    • 5.1k views
    • 
    • Aztecking
    • May 2, 2020

20. 275/65 R20 KO2s

    By Tjeli, August 26, 2016
    • 9 replies
    • 15.8k views
    • 
    • Icutmetl
    • February 5, 2020

21. Muffler delete 6.0

    By bigdeer1, May 12, 2016
    • 9 replies
    • 18.1k views
    • 
    • 07Softail
    • December 15, 2016

22. 35watt Replacement HIDs

    By skav, August 7, 2017
    • 9 replies
    • 2.7k views
    • 
    • sasq40
    • October 1, 2017

23. Steering stabilizer 2016+

    By levi59912, March 12, 2017
    • 8 replies
    • 11.3k views
    • 
    • s_mci
    • December 26, 2019

24. 2016 Silverado 2500HD new wheels/tires/RC kit/etc

    By Bgill, May 20, 2017
    • 8 replies
    • 2.9k views
    • 
    • CuzznVinny
    • June 9, 2017

25. 2017 Denali grill options

    By EXSlider400, July 21, 2018
    • 8 replies
    • 12.7k views
    • 
    • EXSlider400
    • November 2, 2018