As you probably know, the current generation Z4 will drop the 3.0-liter straight-six unit found under the bonnet of the sDrive30i in favor of a new 2.0-liter four-cylinder engine. The new BMW Z4 sDrive28i will debut this fall and as mentioned above, it will feature a new twin-scroll 2.0-liter engine able to deliver 240 horsepower [...]
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