The BMW M6, also known as the BMW M635CSi, is a high-performance version of the 6-Series automobile, designed by the motorsport

BMW M

BMW M GmbH is a subsidiary of German car manufacturer BMW AG.BMW M, also known as M-Technik or just "M" was initially created to facilitate BMW’s racing program, which was very successful in the 1960s and 1970s...

 division of BMW

BMW

Bayerische Motoren Werke AG is a German automobile, motorcycle and engine manufacturing company founded in 1916. It also owns and produces the Mini marque, and is the parent company of Rolls-Royce Motor Cars. BMW produces motorcycles under BMW Motorrad and Husqvarna brands...

. The BMW M6 was produced from 1983 to 1989, and then 2005 to 2010.
In 1983 BMW

BMW

Bayerische Motoren Werke AG is a German automobile, motorcycle and engine manufacturing company founded in 1916. It also owns and produces the Mini marque, and is the parent company of Rolls-Royce Motor Cars. BMW produces motorcycles under BMW Motorrad and Husqvarna brands...

 took the M88/3

BMW M88

The BMW M88/3 is an in line 6 cylinder piston engine. It was based on the M88/1 that was used in the BMW M1's street version, with double overhead cam and four valves per cylinder. The M88/1 was in turn based on the M49 engine which was used in the BMW 3.0CSi...

 engine, a modified version of the M88/1 from the BMW M1

BMW M1

The BMW M1 is a sports car that was produced by German automaker BMW from 1978 to 1981.In the late 1970s, Italian manufacturer Lamborghini entered into an agreement with BMW to build a production racing car in sufficient quantity for homologation. The result was sold to the public, from 1978 to...

 and put it in the E24 chassis

BMW E24

The BMW E24 series was the first BMW 6 Series coupé, produced by the German automaker BMW between the 1976 and 1989 model years. The 6 Series name reappeared with the BMW E63 chassis beginning in the 2004 model year. The E24 borrowed heavily from contemporary 5-series cars .- Model history :The...

 of the BMW 6-Series, creating the M635CSi (called the M6 in North America).

The M6 was critically acclaimed throughout its lifespan for its elegant, aggressive "shark-nose" styling, its luxury equipment, and its performance.