Jan 31, 2013 #1 JJZ71 OBS for life Joined Jan 16, 2011 Messages 2,827 Reaction score 29 Location MI "Like new Superchips Cortex GM tuner. Tunes all GM vehicles INCLUDING DIESELS. Comes with USB update cable and even original stickers. $400 new. $150" This is posted here in Michigan!
"Like new Superchips Cortex GM tuner. Tunes all GM vehicles INCLUDING DIESELS. Comes with USB update cable and even original stickers. $400 new. $150" This is posted here in Michigan!