These are brand new in the box a set of 4 ( 2 front 339084-339085 struts & 2 Rear 349043 shocks ) KYB Excel-G black struts and shocks to fit  2005 to 2011 Chevy Cobalt all models including SS. Tired of bouncing around? Do it right . Track or Street, Feel the difference with a smoother and way better handling ride. The best parts you will ever replace on your car. Works with stock or lowering springs. Comes with the KYB limited lifetime warranty. No APO FPO or PO box addresses.