This 264-984 Valve Cover Set is designed for Nissan vehicles such as Altima, Maxima, and Murano with a 3.5L engine. It includes both the left and right valve covers in a sleek black color, made of high-quality materials for durability. Professional installation is recommended, and the package comes with manufacturer warranty and support for any fitment questions. The valve covers feature easy installation and are a direct replacement part for your vehicle, ensuring a precise fit for optimal performance.