This means the most powerful BMW M TwinPower Turbo V8s engines in the segment. Producing a heady 460kW and 750Nm. Claimed zero to 100km/h passes are just 3.8 seconds.
The new engine features twin-scroll turbochargers located in the V of the engine, a forged crankshaft and a motorsport oil supply system that integrates baffling and active suction in the sump to ensure lubrication is there for the highest G forces during track use.
An M Sport exhaust system has four 100mm black chrome tailpipes.
The cooling system has 10 individual coolers including two water cooled intercoolers for the turbochargers and oil coolers for engine and transmission.
Drive is through an eight-speed M Steptronic transmission with Drivelogic.
Both the X5 M and X6 M feature BMW M xDrive and Active M differential. This has a rear-biased setup that brings the front axle into play only when the rear wheels are at the limits of adhesion.
The Active M differential is a needs-based differential lock that optimises traction, handling and stability elements.
Chassis enhancements include Adaptive M Suspension Professional with multiple modes. The M Servotronic steering is adjustable between Comfort and Sport settings.
The racetrack ready M compound brake system, featuring six piston fixed calipers at the front with 395mm drilled and inner-ventilated discs. There’s a single-piston floating calipers with 380mm discs at the rear. The system can bring the X5 M and X6 M from 100km/h to rest in just 32 metres.
Two levels of braking feel are provided via the Comfort and Sport settings.
The interior of both the BMW X5 M and X6 M has M multifunction sport seats trimmed in full leather ‘Merino’ upholstery and BMW Individual Alcantara headliner. It is the first time this upholstery and headliner have been offered as standard equipment.
BMWs Driving Assistant Professional, Parking Assistant Plus and BMW Live Cockpit Professional with twin 12.3-inch LCD colour displays.
The X5 M Competition Sports Activity Vehicle (SAV)-style model is priced at $209,900, while the X6 M Competition Sports Activity Coupe (SAC) is $213,900.
Both vehicles are available to order now with deliveries beginning in May.