How much does this cost to the nearest dollar?

Fox 2.0 Performance Shock Set compatible with GMC Sierra 2500 HD
The 2.0 Performance Series IFP smooth body shocks contain the latest in shock technology to transform the performance of your Truck or SUV. They use race-proven damping control to provide a comfortable on-road ride and predictable off-road handling in even the toughest conditions. The precision metal impact aluminum body increases cooling capacity and will never rust. Inside you will find our race-proven performance valving technology Our 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 race developed high flow damping piston matched with application specific vavling provides the 

Price is $665.00

Price: $664.54