See also:

Aerodynamic optimisation of underside panelling
As the excellent drag coefficient (cd = 0.26) would suggest, the aerodynamics of the new BMW 3-Series have been intensively honed in a state-of-the-art wind tunnel. The optimised aerodynamics also ...

Adding engine oil
Filler neck Only replenish the maximum oil amount of 1 US quart/liter if the message is displayed in the instrument cluster or the oil level has dropped to just at the lower mark of the dipst ...

Dimensions
Coupe All dimensions given in inches/mm. Smallest turning circle dia.: 35.1 ft/10.7 m 135i: height 55.4 in/1,408 mm Convertible All dimensions given in inches/mm. Smallest turning circle dia.: 35 ...