Which Z4 sounds better? In this exhaust sound battle, the legendary BMW Z4M (E85) with its high-revving 3.2L naturally aspirated S54 engine goes head-to-head with the BMW Z4 35i (E89), powered by ...

There are 29 reviews for the 2006 BMW Z4, click through to see what your fellow consumers are saying.

The BMW Z4 had the 3-liter petrol engine with 231 HP and 300 Nm of torque and was still as good as in day one, even though the car had 80,000 miles on the odometer.

The German tuner has developed a special version of its famous SK Plus Sporty Drive supercharger system, which is suitable for the E85 generation of the BMW Z4 and the E46 incarnation of the BMW 3 ...

BMW Z4 35i vs Z4M Sound Battle Hear the difference 3.2L E85 vs 3.0L Turbo E89 Roadster Elon Musk exposes the 'biggest' source of fraud in the world 10 Actors Who Turned Down Iconic Roles and ...