What do the abbreviations FS and RS in cars mean?

FS is gasoline direct injection technology, and RS is a sports modified version.

1, FS and RS usually appear on all audis and volkswagens. FS is the in-cylinder gasoline direct injection technology of Volkswagen and Audi. FSI can directly inject fuel into the combustion chamber, which reduces the heat loss of the engine, thus improving the output power, reducing fuel consumption and contributing to fuel economy and power performance.

2.RS sedan is short for RALLYSPORT, which is a sports modified version. It is generally understood that the vehicles with RS logo as high-performance sports cars mainly include Audi RS3 and Ming Rui.