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Reflash EFIlive over HPT tune????

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Old 06-04-2011, 08:02 PM
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Default Reflash EFIlive over HPT tune????
If a LS1 based car has been tuned with say HPT can you reflash over that tune with EFI live??
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Old 06-04-2011, 08:21 PM
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Yes, if they did not do a custom operating system (OS) like 2 bar 3 bar etc...
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Old 06-04-2011, 09:11 PM
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2 or 3 bar OS? Can you explain those alittle for me please
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Old 06-04-2011, 09:42 PM
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2 bar/3 bar custom operating systems are for blown applications. As long as you have a modified factory OS, either tuning tool can be used for further tuning on the car.
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Old 06-04-2011, 09:54 PM
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Right on thanks Rev and Im jealous of your sig
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