toggle switches for the GPS speedometer and the tachometer. i will put black rubber covers over the swiches so they blend in more with the dash. indicator lights in place for turn signals, brights, and parking lights. also will have a malfunction indicator light for the ECU located down by the heat/vent controls. i removed the a/c, radio. park brakes, etc. many years ago.hoping to be down close to 2300 pounds weight. the LS7 engine should be 50 t0 75 pounds or more lighter than the turbo engine.