Request CF driveshaft on CTS-V for durability improvement
#30117 from Drew Cattell · Rule change · TB 21-03 (2021-03 Fastrack)
In AS Spec Lines, CTS-V (04-07) Restricted Prep. 5.7L V8 (Aluminum block, Aluminum heads), LS6, 2 valves/cylinder Restricted
Prep. 6.0L V8 (Aluminum block, Aluminum heads), LS2, 2 valves/cylinder, add to notes as follows:
"OEM Driveshaft may be replaced by Driveshaft Shop P/N – GMCTSV2-C (1-piece carbon fiber)"