Roof spoiler is a spoiler that is mounted from the rearward-facing edge of a vehicles roof to the liftgate just above the rear windshield, or to the upper edge of the rear windshield itself (and that is usually installed for aesthetic purposes).
Roof spoiler is a spoiler that is mounted from the rearward-facing edge of a vehicles roof to the liftgate just above the rear windshield, or to the upper edge of the rear windshield itself (and that is usually installed for aesthetic purposes).