SLP Shocks, Optional Bilstein Package, 1993-02 Camaro/Firebird (set of 4) These shocks are built to SLP's specifications by Bilstein and are for use in road racing applications. They give excellent control for daily driving and provide a competitive edge on the road course. The shocks are valved to produce a comfortable, yet firm ride on the street. They also perform like a race shock during road course maneuvers. The ultimate in a non adjustable dual-purpose shock.