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Forum: Custom Operating Systems

Speed Density, Valet Mode, 2-Step, alpha-N. No Diesel DSP

  1. segment swap in COS5

    Started by B18B1LS1, May 22nd, 2017
    3 Pages
    1 2 3
    • Replies: 26
    • Views: 5,000
    June 12th, 2017 Go to last post
  2. High spark and knock after COS3 install

    Started by Gav, May 22nd, 2017
    2 Pages
    1 2
    • Replies: 11
    • Views: 2,517
    May 23rd, 2017 Go to last post
  3. E40 cos

    Started by Black_Tiger, April 26th, 2017
    • Replies: 2
    • Views: 1,171
    April 27th, 2017 Go to last post
  4. Holden vz ls1 cos

    Started by JCA, April 21st, 2017
    • Replies: 1
    • Views: 742
    April 22nd, 2017 Go to last post
  5. cos3-b3618/b3647

    Started by dian, April 18th, 2017
    • Replies: 3
    • Views: 940
    April 20th, 2017 Go to last post
  6. Supercharged 03 Silverado 5.3L

    Started by EspenT, April 7th, 2017
    • Replies: 1
    • Views: 805
    April 7th, 2017 Go to last post
  7. Need a favor os 12212156 to cos5

    Started by derkscustomcars, February 19th, 2017
    • Replies: 4
    • Views: 1,668
    February 22nd, 2017 Go to last post
  8. COS5 egr "not supported"

    Started by B18B1LS1, December 3rd, 2016
    2 Pages
    1 2
    • Replies: 10
    • Views: 3,305
    December 5th, 2016 Go to last post
    • Replies: 4
    • Views: 2,358
    November 4th, 2016 Go to last post
  9. COS for E67

    Started by BADCADDY, October 14th, 2016
    • Replies: 1
    • Views: 1,355
    October 22nd, 2016 Go to last post
  10. 2 step possible blown motor 😡

    Started by bstuder11, September 25th, 2016
    2 Pages
    1 2
    • Replies: 11
    • Views: 809,450
    September 26th, 2016 Go to last post
  11. newbie tune

    Started by scottyfz450, August 14th, 2016
    2 Pages
    1 2
    • Replies: 14
    • Views: 5,027
    August 22nd, 2016 Go to last post
  12. Question custom e38 os

    Started by thelsxguy, February 21st, 2016
    • Replies: 0
    • Views: 2,148
    February 21st, 2016 Go to last post
  13. STFT and SOL

    Started by cyipher, February 18th, 2016
    • Replies: 2
    • Views: 1,953
    February 18th, 2016 Go to last post
  14. COS 3 Lean Cruise

    Started by vbhero, November 17th, 2015
    2 Pages
    1 2
    • Replies: 16
    • Views: 6,197
    December 7th, 2015 Go to last post
  15. COS #3 for 2004 silverado bricks pcm

    Started by minytrker, September 3rd, 2015
    • Replies: 5
    • Views: 2,590
    November 8th, 2015 Go to last post
  16. e40 2bar upgrade

    Started by b18cls1, October 5th, 2015
    • Replies: 1
    • Views: 1,658
    October 5th, 2015 Go to last post
  17. No throttle after os swap

    Started by derkscustomcars, May 17th, 2015
    • Replies: 9
    • Views: 3,100
    August 29th, 2015 Go to last post
  18. Boosted truck running too rich

    Started by isak81, August 28th, 2015
    • Replies: 3
    • Views: 1,784
    August 29th, 2015 Go to last post
  19. Formal Request for COS5 for 1MB PCMs (04 GTO, etc)

    Started by Kevin Doe, December 4th, 2007
    5 Pages
    1 2 3 ... 5
    • Replies: 44
    • Views: 11,623
    August 29th, 2015 Go to last post

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