Tein Street Advance Z Series includes basic model coilovers that are designed for street use. The Street Advance Z Coilover Kits guarantee to deliver excellent quality at an attractive price! These reliable coilovers provide damping force adjustment that allows you to adjust ride comfort and handling according to your desire. Plus, they feature special twin-tube design that ensures convenient driving in different road conditions. The Street Advance Z coilovers are also very durable, thanks to their TEIN-green powder coating and ZT coating surface treatment that protect them from corrosion and abrasion. In addition, the Street Advance Z coilovers are engineered to utilize the vehicle's original upper mounts. If you're looking for the ideal combination of endurance and dependability, Tein Street Advance Z Coilover Kits are exactly what you need!