Genuine 11537544638 Engine Coolant Hose

Engine Coolant Hose for BMW Cooling System Service

This Genuine engine coolant hose, part number 11537544638, is a direct-fit cooling system replacement for select BMW 5 Series models. It connects the thermostat to the engine coolant circuit and is built for vehicles that need a precise OE-style hose replacement.

Key Features

• Genuine OE replacement engine coolant hose
• Part number 11537544638 for accurate ordering and fitment verification
• Thermostat to engine coolant hose application
• Compatible with select BMW 528i, 528i xDrive, 528xi, 525i, 525xi, 530i, and 530xi models
• Supports cooling system repair on BMW 5 Series applications

Detailed Description

Use this Genuine coolant hose when servicing the thermostat-to-engine connection on compatible BMW 5 Series vehicles. It is listed for 2006-2010 BMW 5 Series applications, including 2006-2007 BMW 525i, 525xi, 530i, and 530xi; 2008 BMW 528xi; 2008-2010 BMW 528i; and 2009-2010 BMW 528i xDrive. If you are searching for BMW 528i coolant hose 11537544638 or a thermostat to engine coolant hose for BMW 530i, this part number matches the listed applications.

What It Helps Fix

• Coolant leaks at the thermostat-to-engine hose connection
• Cracked, hardened, or swollen coolant hose material
• Loss of coolant flow through the engine cooling circuit
• Overheating caused by a damaged hose path
• Service replacement for aging BMW cooling system hoses

Installation Notes and Tips

Confirm the part number 11537544638 against the original hose before installation. Inspect adjoining coolant fittings, clamps, and thermostat housing surfaces for wear or residue before reassembly. After installation, refill and bleed the cooling system according to BMW service procedures to remove trapped air.

Quality Assurance

Genuine parts are selected for OE-style fit and application-specific replacement on listed BMW models. This part cross-references no additional part numbers in the provided data.