Cadillac ≫ Cadillac STS facelift photo galleryby Joshua ThompsonThe facelifted Cadillac STS (MY2008-12) used a version of the RWD Sigma platform from the CTS, and had sharper styling to reflect that of the CTS. 2008 to 2012 model year Cadillac STS pictured below. ◄ PrevNext ►Credit: Wieck 2009 Cadillac STS - action Tags:cadillacfaceliftsts