$150
Bully dog Power pup programmer
2004.5-2005 Chevy or GMC duramax
it has three levels
tow haul- 50hp
performance- 75 hp
race- 90hp
you can also recalibrate your speedo for different tire sizes or different rear gear ratios, and read and clear diagnostic codes the reason i am selling is because i traded my 05 in for an 07 it also has an 150 hp extreme mode if you get the unlock code from bully dog this programmer retails for $400-$500
Bully dog Power pup programmer
2004.5-2005 Chevy or GMC duramax
it has three levels
tow haul- 50hp
performance- 75 hp
race- 90hp
you can also recalibrate your speedo for different tire sizes or different rear gear ratios, and read and clear diagnostic codes the reason i am selling is because i traded my 05 in for an 07 it also has an 150 hp extreme mode if you get the unlock code from bully dog this programmer retails for $400-$500
