To celebrate the last year of the C5, Chevrolet is offering a Commemorative Edition package on all models, including the Z06. In addition to special Le Mans Blue exterior paint and a Shale interior, Commemorative Edition 'Vettes will have special badging and polished aluminum wheels. The Z06 version will have a carbon-fiber hood, Le Mans stripes and "Z06 only" wheels. Other changes for 2004 include revised shock valving on the Z06.