Introduced in late 2012, the BMW M6 Gran Coupé F06M combined the four-door elegance of the 6 Series Gran Coupé with full-fat M division performance. Featuring a sculpted carbon-fibre roof with a central aerodynamic channel, it was propelled by the 4.4-litre twin-turbo S63TU V8 producing 560 hp and 680 Nm of torque. Keeping this prestigious executive super-saloon in peak health calls for comprehensive BMW M6 maintenance, especially regarding engine heat management.
The "hot-V" turbocharger configuration places tremendous thermal strain on surrounding plastic and rubber components. Coolant lines running to the turbochargers and crankcase ventilation tubes can become brittle and crack over time. The seven-speed M DCT dual-clutch transmission shifts instantaneously, while the active M differential apportions torque seamlessly across the rear axle.
The longer wheelbase enhances high-speed stability, but the considerable 1,950 kg kerb weight causes rapid wear on front thrust arm bushes, brake discs, and wide performance tyres. Regular fluid flushes ensure dependable long-term performance.