Originally Posted by PGT
Umm, no. S Line is a trim level, like "Sport" for BMW. The S models like S3, S4, S5, S6, S7 and S8 are distinct models that have upgraded drivetrains and suspension and generally come about a year or so after a model update. The RS models are the ones that come last.....generally only for a year or two as they're pretty special.
forgot the upgraded performance aspect, m is the s of audi..