DTA 40446 Shocks Struts Full Set for 4 corners of the vehicle (pack of 4 pcs) 2006-2007 Hyundai Azera; 2006-2008 Sonata 3.3L Only; Springs Not Included 2006-2007 Hyundai Azera; 2006-2008 Sonata 3.3L Only High corrosion resistance and long service life Teflon bonded piston seal to keep friction down and temperature cooler so that valving stays firmer All-around welding on the spring seat instead of spot welding OE quality piston by NOK , ensuring product quality and durability