TEIN Hight.Tech springs utilize the latest spring and material technology to optimize comfort, performance, and quality. The line is produced with Vanadium (SAE9254V), which is strong, lightweight, and has properties to retain more spring stroke. High.Tech springs are designed for those seeking a slightly lowered stance while maintaining high ride quality at a reasonable price. Most vehicles will attain a 1.2 inch drop for a more attractive appearance, added performance, and excellent comfort. Included is a one year limited warranty.