1,Fitment: This rear window side spoiler comes with all the new design, perfect replacement for Atlas 2017‑2020. 2,Safe Driving: The car rear window side spoiler is professionally manufactured according to aerodynamics principle, and does not cause excessive airflow separation and resistance, and enhances the traction and driving stability. 3,Durable Performance: Our rear window side spoiler is solid and wear resistant, and has strong stability, which can easily cope with various harsh weather and environment. 4,Textured Design: Our rear window side spoiler is in glossy black style design, the sporty and exquisite surface enhances the visual effect, profoundly upgrading your car exterior trim. 5,Simple installation: This car rear window side spoiler is easy to install or remove without leaving residue after tearing off, and no additional tools or welding are required.