Originally Posted by RonnieSVT
Do you have another tune besides the 91 octane ? A viper with a blower should spank a zl1 with 570 rwhp. The power should be close but the viper has a 400 lb weight advantage.
No I don't. I really don't know what was going on with the Viper. The guy was saying he needed a better tune.. The fact that I actually beat that S/C Viper that weighs 400 pounds lighter then me make me really happy
As you see in the video he had a head start as well in that race.
2013 M6 ZL1.. Mods- Roto-Fab CF Intake, Ported and Polish LS7 TB and Snout, 2.55" Upper Pulley, 100mm Idler Pulley, Solid Isolator, Afco Heat Exchanger with fans, ID850 fuel injectors, SW 2" LT Headers With High Flow Cats, and CMS 91 Octane tune.. 579.8rwhp and 537.4rwtq