The Power Products Brass Square-Head Plug is the perfect choice for those looking for a reliable and durable connection. Precision engineered for a secure and leak-free connection, this plug features a square-head design that enables a snug fit, reducing the risk of fluid or air leakage. With exceptional durability, corrosion resistance and a long operational life, this plug is essential for maintaining optimal vehicle performance and preventing breakdowns. FleetPride is your First Click in Heavy Duty®.