Has any body tried a stealth box programmer on a 15 an up? or is it jus junk?
F foss28 New member Jan 4, 2017 18 0 0 Jan 17, 2017 #1 Has any body tried a stealth box programmer on a 15 an up? or is it jus junk?
Chad006 Drag racer wannabe Feb 12, 2015 311 5 18 Goodlow, B.C. Jan 20, 2017 #2 Junk, find yourself a good reputable Efi tuner and never look back.
