In 1978 a turbocharged version of the car, the 99 Turbo, was introduced. It was only available as a Combi-coupé until the next year. The turbocharged two-liter engine produced giving the car a top speed of . The turbochargers were designed and built by Garrett AiResearch. In terms of appearance, it received distinctive alloy wheels and front and rear spoilers. The 99 Turbo repositioned Saab in the car market and it came to be regarded as an iconic and technologically significant model of its era. By early 1979, over 10,000 turbo-engined Saabs had already been built, as Saab successfully entered a new market segment. Other news for 1978 included the availability of a sunroof, and the EMS became a three-door Combi-coupé in some markets.