OTC Stinger W-Body Strut Tool Kit for GM Includes one T50 TORX bit a universal drive handle and a double-ended socket. Use one end of the socket to remove/install the jounce bumper; the other end to remove/install the strut cap nut. It works on GM W-body vehicles: 1988-96 Pontiac Grand Prix 1988-98 Olds Cutlass Supreme and Chevrolet Lumina Sedan 1995-99 Chevrolet Monte Carlo 1988-96 Buick Regal.