Horn stopped working on your Ram ProMaster? Get the real deal with this Genuine OEM replacement horn. The part number is 04727506AB. This is the exact same part that came on your van from the factory, sold by the dealership. You get one horn in the package. Installation is usually pretty simple – it's often located behind the front grille. Just disconnect the electrical connector from the old one, unbolt it, and bolt this new one in place. Using a genuine Mopar part ensures perfect fit, sound, and reliability. No guessing with aftermarket fitment issues here. Get your ProMaster's voice back loud and clear.