Rear kit with Bilstein Shocks and King Air shocks is $992
Front Kit minus the Bilstein Shocks is $1525
There is also an off road kit available that uses Bilstein 7100's. It uses 10" travel front and 14" travel rear and can be tuned to your specific vehicle and weight.
As with all Asfir's products it is a direct bolt on.
Hydraulic bump stops are also available