Why Choose Our 5FT 5/16 Oil Cooler Hose?. If you're seeking a dependable solution for your high-pressure applications, this versatile oil cooler hose is the answer. ✅ Fluid Compatibility: The 5/16 oil cooler hose is designed to seamlessly accommodate a diverse range of fluids, including transmission fluid, oil, hydraulic fluids, lubricants, and gasoline, providing ultimate versatility for various automotive and industrial applications.