This HPS high temp 4-ply aramid reinforced silicone exhaust gas recirculation (EGR) hose replaces the stock Cummins EGR hose that are known to fail over time. A failed EGR exhaust hose results in significant power loss and trouble codes while also risking damage to the parts they are connected to. Restore performance and prevent roadside woes with a durable EGR hose that will last. Made with premium quality oil-resistant fluorolined silicone, this hose can withstand oil residue, high pressures, and temperatures up to 500F through a wide range of driving conditions. This HPS product was designed to ensure a perfect fit.