Where can you buy membrane boosters for the Top Gear robin reliant rocket?

You can purchase membrane boosters for the Top Gear Robin Reliant rocket from specialty automotive shops or online retailers that focus on custom car parts and modifications. Websites like eBay or Amazon may also have listings from third-party sellers. Additionally, checking forums dedicated to car enthusiasts or the Top Gear fan community could lead to recommendations for suppliers. Always ensure that the parts are compatible with your specific model.