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Duramax Performance || EFI Live


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Item Information Purchase Options
DSP2 switch for Dmax LB7    

This switch works with the LB7 engines only 2001-2004 model years.


$20.00
DSP2 switch for Dmax LBZ and LMM    

This switch works with the LBZ and LMM engines only 2006-2010 model years. Also works with 2006 model year Vin 2 LLY.


$20.00
DSP2 switch for Dmax LLY    

This switch works with the LLY engines only 2004.5-2005 model years. Does not work with 2006 model year.


$20.00
License only for EFI Live    

Additional license only used to tune additional vehicles.

"We will need your EFI Serial number and authorization code from the tuning tool along with a valid email address in order to complete this order. Details will be emailed to you after purchase. This can sometimes take up to 24hrs or more so please be patient." -JK


$125.00
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