Product description Performance Series Coil-over IFP shock is loaded with advanced technology and a long list of features that set it apart. The precision, metal impact extruded aluminum body increases cooling capacity and is rust resistant. The vehicle-specific upper mount includes a composite bushing that isolates noise and vibration. Locking, spring preload rings that allow easy ride height and preload adjustment retain a top quality racing coil, selected to deliver the optimal spring rate. Performance Series Coil-Over IFP shocks bolt on with no modifications and are designed to level your truck front-to-rear. Applications are available for stock and lifted trucks that re-use the stock shock. Inside is an internal reservoir with Internal Floating Piston (IFP) mono-tube design separates the shock oil from the high-pressure, nitrogen-charged gas chamber. The IFP eliminates oil aeration allowing maximum performance from the factory-tuned, precision valving. The easy-to- install, 2.0 Performance Series Coil-over IFP provides a comfortable on-road ride and predictable offroad handling in even the toughest conditions. The aluminum bodied 2.0 Performance Series Reservoir smooth body shock delivers FOX's industry leading and race dominating performance in an affordable, hassle-free bolt on package. Its heat reducing design includes a metal impacted clear anodized aluminum shock body that dissipates heat faster than a conventional steel body shock. Its external reservoir allows for increase oil and nitrogen capacity while delivering striking race look. The included black anodized reservoir mounting clamp and other components are CNC machined from 6061-T6 aluminum. The race developed high flow damping piston matched with application specific vavling provides the 2.0 Performance Series Reservoir shock a predicable ride quality capable of handling the roughest road conditions.