Bottom Line Style Side Skirts Fit Most Vehicle (Max Length 212 cm) 15 ,. Universal Side Skirts DIY Bottom Line Style. Enhance your ride with these aftermarket DIY Side Skirts. Crafted to seamlessly integrate with your vehicle's lines, these side skirts not only add a sleek, aggressive aesthetic but also improve aerodynamic performance by reducing drag and increasing stability at higher speeds. Made from durable materials, they offer long lasting protection against road debris while elevating your car's overall presence. Perfect for enthusiasts seeking both style and function, these side skirts transform your car into a more dynamic and visually striking machine.