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Forum: Duramax Diesel Performance Shop

What's it take to make big power? Tips on Duramax diesel performance products, improving fuel economy, power upgrades, exhaust systems, and programming. From a little to a lot, find out what it takes. Post a question or offer your advice.

  1. Arrow 2006 Pull-Off

    Started by More Power, 07-18-2006 10:28
    • Replies: 18
    • Views: 9,464
    08-02-2006, 22:06 Go to last post
  2. Arrow 2006 Sema

    Started by More Power, 11-04-2006 10:50
    • Replies: 6
    • Views: 4,077
    11-07-2006, 17:34 Go to last post
  3. 2007 LBZ 4” or 5” exhaust?

    Started by 2INSANE, 04-11-2022 18:34
    • Replies: 3
    • Views: 1,455
    05-11-2022, 18:16 Go to last post
  4. 2007 LBZ Tow Build

    Started by 2INSANE, 06-08-2022 05:12
    • Replies: 4
    • Views: 2,341
    06-17-2022, 12:33 Go to last post
  5. 2008 gmc 2500hd exhaust

    Started by max30x72003, 09-25-2016 07:37
    • Replies: 1
    • Views: 5,858
    10-03-2016, 06:15 Go to last post
  6. 2020 Exhaust System

    Started by SoTxPollock, 09-30-2020 09:08
    • Replies: 2
    • Views: 1,856
    05-31-2021, 05:27 Go to last post
  7. 20mpg with Kennedy LBZ tune

    Started by Mark Rinker, 04-21-2010 04:41
    • Replies: 4
    • Views: 6,234
    04-29-2010, 04:17 Go to last post
  8. 3500 srw programming to 2500

    Started by hogbody, 03-13-2007 10:45
    • Replies: 2
    • Views: 3,267
    03-19-2007, 09:06 Go to last post
  9. 4 In. Resonator

    Started by sbeck, 04-30-2007 19:47
    • Replies: 2
    • Views: 3,627
    05-04-2007, 00:12 Go to last post
  10. 4 or 5 inch exhaust system?

    Started by MIKE MOG, 07-16-2007 19:41
    • Replies: 2
    • Views: 4,071
    07-20-2007, 14:38 Go to last post
  11. 4" 07 LBZ exhaust recomendation.

    Started by TJNE, 05-16-2010 17:49
    • Replies: 2
    • Views: 5,000
    05-18-2010, 16:19 Go to last post
  12. 4" Exhaust

    Started by KGS, 12-04-2007 18:54
    • Replies: 2
    • Views: 3,782
    12-04-2007, 19:27 Go to last post
  13. 4" Exhaust question

    Started by Maxhillbilly, 08-09-2008 00:58
    • Replies: 7
    • Views: 5,165
    01-31-2009, 19:47 Go to last post
  14. Smile 4"exhaust

    Started by Rick Malone, 11-17-2006 10:32
    • Replies: 5
    • Views: 4,033
    11-27-2006, 14:42 Go to last post
  15. Post 49/50 mercury kit diesel cruzer

    Started by gr33nlemon, 02-08-2010 05:57
    • Replies: 0
    • Views: 4,029
    02-08-2010, 05:57 Go to last post
  16. 4x4 engaged for racing?

    Started by Bad Max, 09-11-2007 12:55
    • Replies: 4
    • Views: 4,608
    10-02-2007, 18:12 Go to last post
  17. 5" exhaust problem

    Started by watkins, 03-11-2007 18:32
    • Replies: 4
    • Views: 3,593
    03-12-2007, 21:32 Go to last post
  18. 5" exhaust?

    Started by Albee, 06-28-2006 04:49
    • Replies: 14
    • Views: 8,105
    07-24-2006, 11:03 Go to last post
  19. 6 blown turbos 84,000 miles

    Started by pat, 01-16-2015 19:58
    • Replies: 2
    • Views: 6,228
    01-17-2015, 00:12 Go to last post
  20. Thumbs up 632 Horsepower!

    Started by More Power, 06-03-2007 12:09
    • Replies: 10
    • Views: 6,582
    06-26-2007, 14:09 Go to last post

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