SENSEN 2490-FS Front Pair of Struts for 03-07 Cadillac CTS Precision designed for a direct fit and restore factory ride height. Nitrogen Gas charged, Twin-tube design Precision robotic welding for consistent, accurate quality and dependability Quality Control system certified by ISO9001:2000 and ISO/TS 16949:2541 SENSEN limited lifetime warranty, Purchase with confidence.