Product Features:No Metal On Metal Contact: Daystar Uses Polyurethane Material In Its Leveling Kits For A Reason, It An Insulator, Absorbs The Noise, Vibration And Harmonics (NVH) That Come From The SuspensionMaintains Factory Ride Quality: Daystar Products Work With The Factory Springs With No Preloading Involved, So Vehicle Will Ride Just Like It Did Off The Showroom FloorLong Lasting Finish: Polyurethane Is Resistant To The Elements, Road Grime And All Automotive Chemicals, So Comfort Ride Kits Will Look Just Like They Came Out Of The Box For Years To ComeTop Mount Easy Install DesignLimited Lifetime Warranty
