General 09 Up CTS-V Questions
I bought a 2012 CTS V Sedan about 3 months ago with 56k miles, It's now my daily driver and only vehicle. It didn't come with a mod list although I have a good idea of what's been done to it.
From what I I can visually see or have been told:
2.55 Lingenfelter upper pulley, a high lift cam of...