Prices shown for the used 2009 BMW 1 Series Convertible 2D 128I with NaN miles are what people paid to buy this vehicle or what people received when trading in this vehicle at a dealer. Edit options.

A 230-horsepower 3.0-liter naturally aspirated six-cylinder powered the BMW 128i while the BMW 135i was equipped with a 300-horsepower twin-turbocharged 3.0-liter powerplant. A compact rear-wheel ...