Aluminum Rear Diffuser - Center Only (Universal)This rear diffusers is made of quality aluminum. They came assembled with stainless steel 10 32 bottom head screw. Also they are designed to be universal, and should fit most car models. Mounting holes are predrilled in all our diffuser parts. Brackets and mounting hardware are not included since it's a universal product. Professionally painted, these parts will come with a perfect finish. Chose between matte black, gloss black or even unpainted for a