Audi A4 / A4 allroad / A4 Quattro / Allroad 2016, Factory Style Rear Lip Spoiler by Pure®. Material: Fiberglass. Installation Type: Screw-On. Get factory performance looks with the Factory Style Rear Lip Spoiler. This spoiler's proven design will complement your car's styling lines. It's sized and shaped to enhance your car's overall appearance and have a distinctive appeal all its own. It comes with everything required for easy installation.