Corvette Alternator Cover - Perforated Stainless Steel : 1997-2004 C5 & Z06 Our high quality alternator cover is easy to install. Crafted from 304 stainless steel, it will never tarnish or change color. Built to endure high engine heat. A great looking cover at a great price! Features: 100% Stainless Steel. Perforated style. Polished to a mirror finish. Will not tarnish or rust. Easy bolt-on installation. Made in USA!