The twin-turbocharged 5.5-liter V8 was modified by Weistec Engineering with their ECU and turbocharger upgrades, as well as 3″ stainless-steel down pipes and a Weistec exhaust. The truck is equipped with three portal axles and splits power 30:40:30 under normal conditions via an AMG Speedshift 7G-Tronic seven-speed automatic transmission, two driveshafts, and a dual-range transfer case. Five electronic differential locks can deliver 100% lockup of all six wheels.The cabin offers seating for four trimmed in designo Exclusive black leather with red contrast stitching and Porcelain accents on the dashboard, center console, quilted and perforated seat inserts, and Alcantara headliner. Amenities include carbon fiber trim, power-adjustable heated and ventilated seats front and rear, dual-zone automatic climate control, COMAND navigation, a rear-seat entertainment system, a Harman Kardon LOGIC7 surround-sound stereo, and a power sunroof.The multi-function steering wheel is wrapped in black perforated leather with Porcelain accents and frames a 280-km/h speedometer, a tachometer, and a color LCD screen along with gauges for fuel level and coolant temperature. Controls for the air compressor system are mounted in the overhead console along with twin Wikai air pressure gauges and a VDO auxiliary fuel level gauge.Approximately 5,400 miles are indicated on the digital odometer.