A tire sealant bottle assembly that includes a bottle, a nozzle, and a cap is disclosed. The bottle is designed to hold tire sealant therein. The nozzle removably couples to the bottle and includes a nozzle base, a nozzle head integral with the nozzle base, and a channel extending through the nozzle. The channel includes a substantially cylindrical portion at the terminating end of the nozzle head that is at least 5 mm in length and has an inner diameter between approximately 7 and 8 mm. The cap may be a hollow valve core tool cap having an open first end, a closed second end, and a valve core removal tool extending from the second end away from the first end.