URO 99610662158 Radiator Coolant Hose - Left Upper

Durable Radiator Coolant Hose for Porsche 911

The URO radiator coolant hose part number 99610662158 is designed specifically for Porsche 911 models. Constructed from EPDM material, this molded hose ensures reliable performance and longevity in your vehicle's cooling system.

• Made from high-quality EPDM for heat and chemical resistance
• End 1 inside diameter: 1.275 inches
• End 2 inside diameter: 1.375 inches
• Centerline length of 11 inches for precise fitment
• Molded design for durability and leak prevention
• No quick connect fittings or branches, ensuring a straightforward installation

Technical Details and Material Benefits

This radiator coolant hose is molded from EPDM (ethylene propylene diene monomer), a synthetic rubber known for its excellent resistance to heat, ozone, and coolant chemicals. The hose features two different inside diameters—1.275 inches on one end and 1.375 inches on the other—allowing it to connect securely between specific radiator and engine components. With a centerline length of 11 inches, the hose is engineered to fit the cooling system layout of Porsche 911 models precisely. The absence of quick connect fittings and branches simplifies the hose design, reducing potential failure points.

Compatible Applications and Common Issues Addressed

• Replacement for worn or cracked radiator coolant hoses on Porsche 911
• Prevents coolant leaks that can cause engine overheating
• Restores proper coolant flow within the radiator system
• Addresses hose swelling or softening due to age or heat exposure
• Suitable for maintaining optimal engine temperature regulation

Installation Notes and Tips

Ensure the engine is cool before removing the old hose to avoid burns. Verify the hose orientation matches the original part, paying attention to the differing inside diameters at each end. Use appropriate clamps to secure the hose firmly without over-tightening, which can damage the EPDM material. Inspect surrounding components for wear during installation to maintain overall cooling system integrity.

Quality Assurance and Warranty

URO parts are manufactured to meet or exceed OEM specifications for fit and function. The molded EPDM construction provides durability under typical operating conditions for Porsche 911 vehicles. While specific warranty details are not provided, URO products generally adhere to industry standards for quality and reliability.