The Prime Guard ShowMeTheParts app provides full access to the largest public parts database on the market on the go. Users can find parts and check photos, specifications and other information while working on their vehicles. The app not only makes access more convenient, it means users can check information when they are at their car, making direct comparisons between photos and specifications with the parts they need to replace. The Most Up-To-Date Public Parts Catalog Available. Your one stop for all the latest aftermarket information. All the information you need to find the correct part for every application at your fingertips.