
2001-2010 Durmax LB7/LLY/LBZ/LMM Xcelerator
HOT RACE
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Hot Race tuner owners please call (714)985-48258 for support.
DO NOT use any other files on Hot Race tuner, doing so will cost YOU $150 plus shipping both ways for the re-flash. No exceptions!
- with versions 2.10 thru 2.49
Use the above update if your Xcelerator screen displays anything below the
latest software version 2.49 (revised July 19th, 2010).
2001-2005 Duramax LB7/LLY Xcelerator - with version 1.10 thru 1.15

Latest software version is 1.16 for this particular model update is not necessary.
2006-2007 Duramax LLY/LBZ Xcelerator USB plug on TOP
Latest software 'Version 11' for this particular model update is not necessary.
- with versions 1.20 thru 1.32
Use the above update if your Xcelerator screen displays anything below the
latest software version 1.32 (revised January 1st, 2009).
2006-2010 Duramax LBZ/LLY/LBZ/LMM Xcelerator
-2006-2007 Duramax LLY/LBZ Xcelerator (HOT+2)Hot+2 tuner owners please call (714)985-4825 for support.
- with versions 2.10 thru 2.49
Use the above update if your Xcelerator screen displays anything below the
latest software version 2.49 (revised July 19th, 2010).
VERIFY YOUR Xcelerator IS A HOT+2 E.T. BEFORE DOWNLOADING THIS UPDATE
DO NOT LOAD THIS UPDATE ON THE HOT+2 E.T. RACE XCELERATOR!
If you use the wrong update procedure on your programer it will no longer function.
The repair cost is $150.00 plus shipping.
- with versions 2.10 thru 2.49
Use the above update if your Xcelerator screen displays anything below the
latest software version 2.49 (revised July 19th, 2010).
VERIFY YOUR Xcelerator IS A HOT+2 E.T. RACE BEFORE DOWNLOADING THIS UPDATE
DO NOT LOAD THIS UPDATE ON THE HOT RACE XCELERATOR!
If you use the wrong update procedure on your programer it will no longer function.
The repair cost is $150.00 plus shipping.
2007-2008 C4500/C5500 Medium Duty Kodiac/TopKick Tune available here!

Problem: I get a "garbage screen" after updating my Xcelerator!
Solution: You have used the incorrect update! Simply use the other update to correctly update your Xcelerator.
▪ 2001-2010 Hot Race - call 714 985 4825
DO NOT use any other files on Hot Race tuner, doing so will cost YOU $150 plus shipping both ways for the re-flash. No exceptions!
▪ 2006-2007 Economy/Standard/Hot
▪ 2001-2010 Economy/Standard/Hot