REAR SPOILER APPARATUS FOR VEHICLE

A rear spoiler apparatus for a vehicle, and a system therefor are provided. The rear spoiler includes an actuator to generate power, a housing which has a guide groove and to which the actuator is coupled, a spoiler including a frame part having a guide bar connected to the guide groove and a flap part rotatably connected to the frame part, and a driving module to transmit the power of the actuator to the spoiler. The spoiler may operate in a first mode in which the frame part and the flap part linearly move from an end of a trunk lid to the rear of the vehicle and the frame part is drawn out, and operate in a second mode in which the flap part in the first mode state is tilted and the flap part is deployed.