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The BMW 3 Series range has been updated, with the 320dED now offering emissions of 99g/km.

The 3 Series Saloon and Touring models have received a subtle evolution to their front and rear styling.

The new BMW 3 Series Saloon and Touring ranges feature a total of four petrol engines and seven diesel engines.

All the three-, four- and six-cylinder petrol engines, and the four-cylinder diesel units in the BMW 316d, BMW 318d and BMW 320d, are now sourced from the newly developed, modular BMW EfficientDynamics engine family and are equipped with the latest BMW TwinPower Turbo technology.

The new BMW 318i, which replaces the previous BMW 316i, is the first BMW of this size to be fitted with the new three-cylinder petrol engine. 

It delivers maximum power of 136hp from a displacement of 1.5-litres and has a peak torque of 220 Nm.CO2 emissions stand at 122g/km (with eight-speed Steptronic transmission), a 12% improvement over the previous BMW 316i. Fuel consumption is improved, with the Saloon returns up to 54.3mpg and the Touring 51.4mpg.

The new BMW 320d achieves a top speed of 143mph, but generates CO2 emissions of 111g/km, with the Efficient Dynamics edition outputting 99g/km.