EFI Live ?
I put a tune on my lbz yesterday and when wanted to calibrate my speedo. I changed the tire revolution by plugging in my tire size. Is this all I need to do? Sorry if this is a dumb question just don't need a speeding ticket.
I'm 17.....Yes I bought it myself....2006 GMC Sierra SLT 2500HD LBZ, DSP5 by Danville Perdormance, 5" MBRP straight pipe w/6" tip, cab lights, tinted windows, new body style badges, 16x10 Helo maxx 8 wheels w/285 tires, bed liner
SOLD-2002 2500HD extended cab 6.0 w/ 80,000 miles.