For those unfamiliar with the engine, here's some background ... One driver of a loaner 2018 BMW 340i xDrive reported spending $2,544 to change their failing valve cover and oil separator ...

If you dream of driving a BMW on opposite ... no matter what the engine size, can be specced with a limited slip differential. Mechanical grip is sufficient for even the 340i not to really need ...

BMW responds to the Jaguar XE's challenge with a revised 2015 3 Series. It's subtle, but only because it was already superb...|BMW responds to the Jaguar XE's challenge with a revised 2015 3 Series.

Our comparison will help you prioritize the trims that are right for you. 320.0-hp, 3.0-liter, Straight 6 Cylinder Engine (Gasoline Fuel) ...

It isn’t even part of BMW’s semi-hot ‘M Performance’ range. It’s just a normal car, albeit quite a powerful one. The 340i’s new 3-litre, twin-scroll single-turbo engine produces 321bhp ...

Our comparison will help you prioritize the trims that are right for you. 320.0-hp, 3.0-liter, Straight 6 Cylinder Engine (Gasoline Fuel) ...