This black billet aluminum fuel cap fits 2017-2019 Chevrolet and GMC 6.6L Duramax diesel engines. It is a performance part that enhances the look of your vehicle. The cap is made of high-quality aluminum material that is durable and long-lasting. The product contains a chemical known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov. This fuel cap is not a universal fitment and is designed specifically for the mentioned engines. Upgrade your vehicle's fuel system with this stylish and functional fuel cap. Exact item is shown. New open box without original packaging. Screw on cap - cap only, no filter. Made in China. No returns if installed. This item is a new, opened customer return. It has been inspected and passed quality control to insure the condition described and contents are accurate. Please review actual photos as stock photos are not the actual item, our photos are. You will ONLY receive exactly what is shown in photos, regardless of what might have originally been included. Please review our business policies in our store for information regarding returns, shipping and warranties.