The BMW M6 Coupe (F13M LCI), representing the facelifted version of the second-generation M6, was produced from 2014 to 2018. Positioned as the high-performance coupe variant of the 6-Series, the M6 LCI continued BMW’s tradition of blending luxury with exhilarating performance. The “LCI” designation (Life Cycle Impulse) signifies a mid-cycle refresh, bringing updated styling, technology, and in this case, a continuation of the potent 4.4-liter twin-turbocharged V8 engine. This particular configuration, with the seven-speed M Double Clutch Transmission (M DCT), represented the sole powertrain option for the F13M LCI throughout its production run, solidifying its status as the flagship performance model within the 6-Series lineup.
Technical Specifications
| Brand | BMW |
| Model | M6 |
| Generation | M6 Coupe (F13M LCI, facelift 2014) |
| Type (Engine) | 4.4 V8 (560 Hp) |
| Start of production | 2014 |
| End of production | 2018 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Coupe |
| Seats | 4 |
| Doors | 2 |
| Fuel consumption (economy) – urban | 13.9 l/100 km (16.9 US mpg, 20.3 UK mpg, 7.2 km/l) |
| Fuel consumption (economy) – extra urban | 7.6 l/100 km (30.9 US mpg, 37.2 UK mpg, 13.2 km/l) |
| Fuel consumption (economy) – combined | 9.9 l/100 km (23.8 US mpg, 28.5 UK mpg, 10.1 km/l) |
| CO2 emissions | 231 g/km |
| Fuel Type | Petrol (Gasoline) |
| Acceleration 0 – 100 km/h | 4.2 sec |
| Acceleration 0 – 62 mph | 4.2 sec |
| Acceleration 0 – 60 mph | 4 sec |
| Maximum speed | 250 km/h (155.34 mph) |
| Emission standard | Euro 6 |
| Weight-to-power ratio | 3.3 kg/Hp, 302.7 Hp/tonne |
| Weight-to-torque ratio | 2.7 kg/Nm, 367.6 Nm/tonne |
| Power | 560 Hp @ 6000-7000 rpm |
| Power per litre | 127.4 Hp/l |
| Torque | 680 Nm @ 1500-5750 rpm (501.54 lb.-ft. @ 1500-5750 rpm) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | S63B44B |
| Engine displacement | 4395 cm3 (268.2 cu. in.) |
| Number of cylinders | 8 |
| Engine configuration | V-engine |
| Cylinder Bore | 89 mm (3.5 in.) |
| Piston Stroke | 88.3 mm (3.48 in.) |
| Compression ratio | 10:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Direct injection |
| Engine aspiration | Twin-Turbo, Intercooler |
| Engine oil capacity | 8.4 l (8.88 US qt | 7.39 UK qt) |
| Coolant | 18.5 l (19.55 US qt | 16.28 UK qt) |
| Kerb Weight | 1850 kg (4078.55 lbs.) |
| Max. weight | 2350 kg (5180.86 lbs.) |
| Max load | 500 kg (1102.31 lbs.) |
| Trunk (boot) space – minimum | 460 l (16.24 cu. ft.) |
| Fuel tank capacity | 80 l (21.13 US gal | 17.6 UK gal) |
| Length | 4898 mm (192.83 in.) |
| Width | 1899 mm (74.76 in.) |
| Height | 1374 mm (54.09 in.) |
| Wheelbase | 2851 mm (112.24 in.) |
| Front track | 1631 mm (64.21 in.) |
| Rear (Back) track | 1612 mm (63.46 in.) |
| Ride height (ground clearance) | 106 mm (4.17 in.) |
| Drag coefficient (Cd) | 0.32 |
| Minimum turning circle (turning diameter) | 12.1 m (39.7 ft.) |
| Drivetrain Architecture | The Internal combustion engine (ICE) drives the rear wheels of the vehicle. |
| Drive wheel | Rear wheel drive |
| Number of gears and type of gearbox | 7 gears, automatic transmission |
| Front suspension | Double wishbone |
| Rear suspension | Independent multi-link suspension |
| Front brakes | Ventilated discs |
| Rear brakes | Ventilated discs |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Power steering | Hydraulic Steering |
| Tires size | 265/40 ZR19 102Y; 295/35 ZR19 104Y |
| Wheel rims size | 9.5 J x 19; 10.5 J x 19 |
Powertrain & Engine Architecture
At the heart of the F13M LCI lies the S63B44B, a 4.4-liter twin-turbocharged V8 engine. This engine builds upon the foundation of its predecessor but incorporates enhancements to improve efficiency and power delivery. The engine utilizes direct fuel injection, ensuring precise fuel metering for optimal combustion. Each cylinder features four valves, contributing to the engine’s high volumetric efficiency. The twin-turbocharger setup, employing twin-scroll technology, minimizes turbo lag and provides a broad, flat torque curve. The M DCT seven-speed dual-clutch transmission is integral to the M6’s performance, offering incredibly fast and precise gear changes. This transmission features a dedicated oil cooler to withstand the stresses of high-performance driving. The engine oil capacity is 8.4 liters, and requires a specific BMW-approved oil specification.
Driving Characteristics
The M6 Coupe LCI delivers a driving experience characterized by immense power and precise handling. The 560 horsepower and 680 lb-ft of torque provide exhilarating acceleration, with 0-60 mph times consistently around 4 seconds. The M DCT transmission allows for both fully automatic operation and manual gear selection via steering wheel-mounted paddles, giving the driver complete control. The gear ratios are tuned for both rapid acceleration and comfortable high-speed cruising. While the M DCT offers incredibly quick shifts, it can be slightly less forgiving in stop-and-go traffic compared to a traditional torque-converter automatic. The engine’s broad torque band ensures strong pull throughout the rev range, making it a versatile performer on both the road and the track.
Equipment & Trim Levels
The M6 Coupe LCI came generously equipped as standard. Interior features included leather upholstery, power-adjustable and heated front seats with memory function, a premium sound system, and a navigation system. Standard exterior features included M-specific aerodynamic enhancements, including a front splitter, side skirts, and a rear diffuser. Optional extras included carbon fiber trim, upgraded leather options, a head-up display, and an active suspension system. The M6 LCI did not offer significant trim level variations; customization was primarily achieved through the extensive options list.
Chassis & Braking
The M6 LCI features a sophisticated chassis designed to maximize handling performance. The front suspension utilizes a double wishbone design, while the rear employs an independent multi-link setup. Both ends of the car feature adjustable dampers, allowing drivers to tailor the suspension to their preferences. Braking duties are handled by ventilated discs at all four corners, providing ample stopping power. The M6 LCI also incorporates an advanced anti-lock braking system (ABS) and dynamic stability control (DSC) to enhance safety and control.
Market Reception & Comparison
The BMW M6 Coupe LCI was widely praised by automotive critics for its exceptional performance, luxurious interior, and refined driving experience. However, its high price tag and relatively firm ride were noted as potential drawbacks. Compared to other high-performance coupes, such as the Porsche 911, the M6 offered a more comfortable and spacious interior, but arguably lacked the same level of focused driving engagement. Fuel economy, while respectable for a vehicle of its performance, was not a strong point, averaging around 23.8 US mpg in combined driving.
Legacy
The F13M LCI represents a high point in BMW’s M6 lineage. The S63B44B engine, while complex, has proven to be relatively reliable when properly maintained. Common maintenance items include regular oil changes, spark plug replacement, and inspection of the cooling system. On the used car market, the M6 Coupe LCI commands a premium price, reflecting its performance capabilities and exclusivity. Well-maintained examples are highly sought after by enthusiasts who appreciate the blend of luxury and performance that defines the M6 experience.
