Mercedes Benz Brabus G800 Review, Specs, Pictures. The Mercedes Benz Brabus G800 is a latest G-Wagen model that offers strong exterior design, elegant interior, convenience driving experience, and powerful engine. The Brabus G800 tuned 800 horsepower version is awesome engine and powertrain. Special features with body kit ever fitted to any Mercedes Benz G-Class, Brabus monoblock 23-inch wheels, Bilstein suspension system, and 305 section tires. Mercedes Benz Brabus G800 powered by a 6.0-liter V12 bi-turbo engine which produces 800 horsepower and 1,4260 Nm of torque. this engine mated to a seven-speed automatic transmission. the Brabus G800 can sprint from 0-to-100 km/h in just 4.2 seconds and electronically limited top speed to 250 km/h. Mercedes Benz Brabus G800 Review, Specs, Pictures.