An "anniversary package" refers to a special set of items or services that are offered to help celebrate and commemorate the anniversary of a particular event or occasion. Full definition
To commemorate 25 years of making fast cars faster we are pleased to offer a special limited edition 25th anniversary packages for an assortment of vehicles. (hennesseyperformance.com)
The 25th Anniversary package is basically cosmetic, meaning that there will be no mechanical modifications made to the car. (articles.orlandosentinel.com)
This year marks 50 years of inspiring travel, and we invite you to join the celebration with this limited time golden anniversary package. (preferredhotels.com)