So, can someone educate me on GMPP? Do they keep the warranty and all that good stuff? I haven't owned a GM vehicle in 15 years.
2009 Challenger R/T - Arrington Forged 6.0L and Magnacharger Supercharger - 600RWHP 600RWTQ (PB E.T. in 1/4 Mile 10.85 @127.39MPH)
2016 Hyper Blue 2SS Camaro (PB E.T. in 1/4 Mile 12.093 @114.43MPH bone stock)