If you are looking for a smoother ride for your vehicle that has a coil spring suspension, Firestone Coil-Rite air helper springs are what you need. Designed to fit inside existing coil springs to create a variable spring rate, Coil-Rite will level your vehicle and assist with more effective braking and handling, even under heavy loading and adverse road conditions. Coil-Rite air helper springs were also designed to work in temperatures between -40 Fahrenheit and 180 Fahrenheit.

Product Features:

• Designed For Cars, Minivans, Light Trucks, RVs And Suvs That Have Coil Springs
• Control The Air Pressure In The Air Helper Springs For Varying Loads And Road Conditions
• Control The Air Pressure In The Air Helper Springs For Varying Loads And Road Conditions
• Spring Performance Can Be Altered As Easily As Inflating A Tire