The beating heart of any sports car is its powertrain. The Z4 30i comes standard with a 2.0-liter TwinPower turbocharged four-cylinder engine producing 255 horsepower and 296 pound-feet of torque. Competitors start with more power, but BMW’s decades of experience building fun-to-drive cars give the engine magic that can’t be captured on paper.
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bmw z4 years to avoid
