Run-flat tires

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Bursts of Power
The 1M's powertrain is the car's high point, providing ample torque at low engine speeds for a satisfying launch. This twin-turbocharged 3.0-liter inline-six-cylinder produces 335 horsepower at 5, ...

Dual-mass flywheel with centrifugal pendulum absorber
In all road speed ranges that are relevant in everyday driving, the engineers have achieved reductions in engine speed which have noticeable benefits for fuel consumption. For example when cruisin ...

1 Series M
Rather than the single-turbo setup from the 135i, the 1 Series M gets a twin-turbo six-cylinder that's good for 335 hp and 332 pounds-feet of torque. In extreme situations, the 1 Series M can ente ...