Universal Type V Adjustable Angle Silver Double-Wing Aluminum GT Style Spoiler 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: 10.00" (Maximum Distance). Height: 7.00" -7.50" (Rack Tall). Total Height: 11.00" (Maximum and Approximate, Depends on Angles' Discrepancies)