Join Date: Nov 2015
Location: Winthrop Harbor IL
I think they should if both are 5 spd, 06 was the change to 6 spd.
2006 SIERRA CC SB 2500HD 6.6 LBZ 179,000 and ticking
3" MBRP Down Pipe
4" Diamond Cat Back
5" SS tip
Intake resonator Plug
EFI LIVE DSP5 by ATP via BBP
Interior lighting to BLUE LED conversion
Leveling keys POWERSTOP Brakes.