Gates 19963 HVAC Heater Hose - Heater Outlet or Heater To Tee

Reliable HVAC Heater Hose for Lexus and Toyota Vehicles

The Gates Molded Heater Hose 19963 is designed to provide a durable and precise fit for select Lexus and Toyota models, including the Avalon, Camry, and ES350. Engineered with quality EPDM material, this molded heater hose ensures consistent performance in your vehicle's heating system.

Key Features of Gates Molded Heater Hose 19963

• Constructed from high-quality EPDM material for heat and chemical resistance
• Molded design for exact fit and easy installation
• Centerline length of 15.74 inches (400 mm) for proper routing
• Consistent inside diameter of 0.63 inches (16 mm) on both ends
• Compatible with Lexus Avalon, Toyota Camry, and Lexus ES350 models

About the Molded Heater Hose Product Line

The Gates Molded Heater Hose line focuses on precision-molded hoses that match OEM specifications for HVAC systems. This product line offers hoses that maintain proper shape and fit, reducing the risk of leaks and ensuring reliable coolant flow within the heating system. The molded construction of part number 19963 supports consistent performance and durability in demanding automotive environments.

Detailed Product Description

This HVAC heater hose is made from EPDM, a synthetic rubber known for its excellent resistance to heat, ozone, and automotive fluids. The molded design of the Gates 19963 heater hose provides a precise fit with a centerline length of 15.74 inches (400 mm), ensuring proper alignment and connection between components. Both ends feature an inside diameter of 0.63 inches (16 mm), matching OEM specifications for seamless integration. This hose is designed without quick connect fittings or branches, simplifying installation and maintenance.

Common Applications and Issues Addressed

• Replacement of worn or cracked heater hoses in Lexus Avalon, Toyota Camry, and Lexus ES350
• Resolving coolant leaks that cause heating system inefficiency
• Preventing overheating due to compromised heater hose integrity
• Maintaining proper coolant flow for consistent cabin heating
• Addressing hose deformation or collapse from age or heat exposure

Installation Notes and Tips

Ensure the vehicle is cool before beginning installation to avoid burns from hot coolant. Verify the hose routing matches the original OEM path to prevent kinks or interference with other components. Use appropriate clamps to secure the hose ends firmly, and inspect connections for leaks after installation. The molded design of the Gates 19963 heater hose facilitates a straightforward replacement process on compatible Lexus and Toyota models.

Quality Assurance and Warranty

Gates manufactures the Molded Heater Hose 19963 to meet or exceed OEM standards for durability and performance. The EPDM material and molded construction contribute to long service life under typical operating conditions. While specific warranty details are not provided here, Gates products generally come with manufacturer-backed quality assurance to support reliable operation in HVAC systems.