2004-2008 F-150 2.5 PB Shock Kit (ICO97710P)Upgrade the ride on your 2004 2008 F 150 with ICON 2. 5 Series shocks. Vehicle specific valving delivers better damping, less body roll, and a more planted feel on any surface. Features ICONs internal Bump Zone" increases damping by 20% to provide more control as the shock approaches full compression Remote reservoir design improves heat dissipation to reduce shock fade during prolonged use Premium grade 5WT shock oil for consistent suspension damping