A customizable option ROM image that allows a user to modify certain features of a ROM image is described. In one embodiment, a plurality of configuration ROM image modules is provided to a user. These modules may be bundled in a single file along with a software interface application that allows the user to customize one or more of the modules. In particular, the software application provides a simple interface so that a user may identify and change particular ROM image features. Thereafter, a ROM image is built using the modules, some of which may have been modified, so that it may be installed within the customer's system.