This is Sl65 Black edition (But this one was renamed to stealth 65 and tuned by brabus)
The 6.0-liter AMG V12 biturbo engine in the Stealth has been re-engineered to kick out 820 PS (603 kW / 809 bhp), and provides up to 1420 Nm (1047 lb-ft) of torque. :D