When the stock air intake system was removed along with an unused hole lower on the body. The tank has molded-in threads for the supplied internally vented cap as well as a molded-in brass insert for the outlet fitting to engage. The rubber cushion mounting bracket with a stainless steel bolt mounts the factory pump to one of threaded holes previously used to mount the stock reservoir. This location allows use of the original wiring without lengthening or modifying. The instructions assume you are installing an ADM scoop or other air entry during the installation.