Universal 55" Type S Adjustable Angle Silver Double-Deck Aluminum GT Style Spoiler Made of High Quality Lightweight Aluminum for Extreme Strength. Powder-Coated for Highest Durability. Adjustable Angels for Customizable Usages, Efficiencies and Appearances Improves the Exterior Appearance of a Vehicle. Enhances Aerodynamic: i.e. Reduces Drag, Increases Fuel Efficiency, Reinforces Downforce, Traction and Stability. Bolt-On Design, Easy to Install (Drilling Required) Length: 55.00". Width: 8.25" (Maximum Distance). Height: 7.00" -7.50" (Rack Tall). Total Height: 9.75" (Maximum and Approximate, Depends on Angles' Discrepancies)