The original engine coolant air bleeder on certain Dodge and Chrysler vehicles leaks when the plastic outlet breaks. This Dorman OE FIX upgrades the bleeder to aluminum for greater durability. Product Features:Upgraded material - this replacement engine coolant air bleeder is made of aluminum for greater durabilityHardware included - comes with air bleeder valve and pipe O-ringPrevents failures - keeps you from having to fix the same problem again laterQuality engineering - designed in the United States and backed by decades of automotive aftermarket experience