The third incarnation of the Z4 went on sale in 2019 and was available with a four-cylinder engine in the sDrive20i and sDrive30i, with the range-topping M Performance model, the M40i, being the ...
In the US, one car uniquely showcases this engine in its purest form: the BMW Z4 Roadster. Your changes have ... than the inline-six B58-powered Z4 M40i with a stick shift, the B48 shines in ...