TQ Series ShockWaves® mount in your 2007 – 2013 GM truck just like a Coil-Over delivering exceptional ride quality, handling and stance. The air spring replaces the coil-spring for adjustable ride height while the integral, triple adjustable TQ Series shock absorber can be fine-tuned to your exact vehicle specs and driving style. Triple Tuning capability combines single rebound adjustment with dual – high and low speed – compression adjustment. Remote reservoirs provide consistent fluid temps in all environments, as well as easier access to the two compression tuning knobs. The ultimate TQ Series monotube shocks are paired with the ultimate air springs. For more than 20 years, RideTech has worked tirelessly to develop the correct air spring volume and specs for each application. Get slammed show car stance with maximum handling and world class ride quality with TQ Series ShockWaves®. Sold as a pair with remote-mount reservoirs on a 30″ braided line and brackets.. NOTES: — This product requires Ridetech StrongArms and drop spindles for proper Installation. — This product must be used in conjunction with an air compressor and control system. Click Here for all the latest Ridetech air compressor control systems!