Vaico V10-4664 Engine Coolant Hose - Upper

Engine Coolant Hose for Volkswagen Cooling Service

The VAICO V10-4664 engine coolant hose is an OE-style replacement built for Volkswagen cooling system service. It uses rubber with textile reinforcement to support coolant flow in the upper hose routing on select Golf and Jetta applications.

Compatible With 1999-2002 Volkswagen Golf, upper, and 2001-2002 Volkswagen Jetta, upper. This part number, V10-4664, is also referenced for 2001-2002 Jetta ATF cooler bypass pipe-to-adapter applications listed in the fitment data.

Key Features

• Rubber construction with textile reinforcement for cooling system durability
• OE-grade replacement for select Volkswagen upper coolant hose applications
• Direct fitment coverage for 1999-2002 Volkswagen Golf and 2001-2002 Volkswagen Jetta
• Designed for coolant pipe and adapter routing shown in the application notes
• VAICO V10-4664 identification for accurate parts matching

Detailed Description

VAICO V10-4664 is an engine coolant hose for Volkswagen vehicles that require an OE-style upper hose replacement. The hose measures 177 mm in height, 138 mm in length, and 131 mm in width, with a rubber body reinforced by textile material for added structure in the cooling circuit. Its compact packaging dimensions and low weight reflect a service part intended for precise fitment in the engine bay.

For Volkswagen Golf and Volkswagen Jetta cooling system repairs, this hose supports the factory-style routing called out in the fitment data. The part number V10-4664 is useful when replacing a worn, cracked, or leaking upper coolant hose on the listed applications.

This part cross-references Gates 19798 for the same application.

Common Problems This Part Can Address

• Coolant leaks from a cracked or aged upper hose
• Softening, swelling, or collapse of the hose under heat and pressure
• Loss of coolant flow through the upper radiator or coolant pipe routing
• Visible deterioration at hose bends or connection points
• Service replacement for OE-style Volkswagen cooling system maintenance

Installation Notes and Tips

Inspect the mating pipes, clamps, and nearby seals before installation. Drain coolant as needed, confirm the hose routing matches the vehicle application, and verify that the hose seats fully on the coolant pipe or adapter connection points listed for the vehicle.

After installation, refill the cooling system with the correct coolant specification and check for leaks once the engine reaches operating temperature. Confirm fitment by matching the vehicle year, model, and position details before ordering.

Quality Assurance

VAICO supplies OE-grade replacement parts for European vehicle service, and V10-4664 follows that approach with application-specific fitment for select Volkswagen cooling repairs.