The BMW E30 was from the beginning of 1983 in small volumes as a 2-door by the company from Stuttgart to Baur Cabriolet and rebuilt from the BMW dealer network. There are all petrol engines can be selected. The Baur TC (compare his predecessor BMW E21 Baur TC or BMW Baur TC 02) was not Vollcabriolet. To remain under the side windows and a roll bar exist. The stable part of the roof over the front like a Targadach could be opened, the rear roof area was like a Landaulet open.

After 15 years without a convertible in the BMW model range, has been at the IAA 1985 BMW 325i open presented. Later rounded the 320i (from 1987) and 318i (since 1990) the Cabrioletprogramm downwards. In September 1988, the M3 convertible, which is between 06/88 and 06/91 only 786 times was built. In the U.S., the 318i Convertible with the four-valve engine M42 rounds (construction 07/90 - 12/92). In order to make Cabriolet torsion, the sill plate and the reinforced frame. This increased the weight of the vehicle open around 125kg over its closed counterpart. The fabric could also wish to electric (the M3 Convertible electro-hydraulic) are sunk and disappeared under a flat-top flap. Also available was a hardtop and a BMW car in color coatable Company Wiesmann hardtop. For the six-cylinder 320i variants were from the karosserieseitigen care model to the model 1991, car bumpers and door mirrors painted in car color.

The BMW M3 initially served as the base vehicle for homologation in Group A and was one of the most successful touring car racing of all times, as in the DTM. The vehicle was developed by BMW M GmbH, a subsidiary of BMW, developed and produced.

The BMW M3 sedan was a two-and available as a cabriolet. The body has issued options for both wings for the enhanced and broadened with a larger chassis braking and 5-hole hub instead of 4 and only in the sedan with a rear flat following essay, together with increased rear plastic trunk lid with spoiler on. The body changes corresponded to the times and had a specific reason for the limousine to improve the aerodynamic effect. As an engine, a six-cylinder from the BMW M1 derivative four-valve four-cylinder engine with 2302 cc (195-220 hp), later 2453 cc (238 hp in the evolution of sports 2) and the designation used S14. The concept for this engine comes from Paul Rosche, also known as "cam-Paule", which originally only from lack of staff to cam has been developing. The high-speed engine initially provided 200 hp (195 hp with Cat from 1987), later in the race cars up to 375 hp in the former DTM.

For export models for the Italian market, this engine because of its tax laws to two liters and smaller than 320is with 192 hp in the normal E30 body without the gear-specific changes in M3 are offered, a few specimens of the 4-door versions are also available.