ARK Performance brings innovate premium quality damper kits that give precise comfort and balanced handling cornering to sophisticate drivers without loosing there performance results. ARK damper kits offer different series for your driving situation. SP Series was designed for all your driving conditions with greater performance. This full length adjustment system allows you to set various set-ups to meet different road conditions. And hard rubber upper and lower mount design in SP series absorb noise and vibration to the cabin for quite operation while still offering minuteness suspension proofing. DT Series was developed primarily to serve maximum handling for experienced drivers. This preminum aluminum construction series with special coat on the thread ensure to resist rust and corrosion. And spring rates are tuned to provide high stability and favorable handling characteristics with a neutral front and rear balance.