The Phillips Trailer Side Quick Exhaust Valve is the perfect solution for quickly and safely releasing air brake pressure. This zinc die-cast body is designed for superior durability and corrosion resistance, making it a reliable and long-lasting choice. The tractor side version hooks onto the tractor protection valve and the trailer side version hooks onto the trailer protection valve, making it easy to install and use. This valve is the perfect choice for those who need a quick and reliable way to exhaust air brake pressure. FleetPride is your First Click in Heavy Duty®.