Thermostat Housing For BMW E39 1997-1998 528I - 11531740478

Thermostat Housing for BMW

This thermostat housing for BMW E39 528i 1997-1998 models carries OEM cross-reference 11531740478 and houses the thermostat while sealing coolant flow to support proper engine temperature regulation.

Overview

This thermostat housing for BMW E39 1997-1998 528i is the component that holds the thermostat and seals the cooling circuit so the engine reaches and holds its correct operating temperature. Manufactured to meet OEM reference 11531740478, it replaces a cracked or leaking factory housing. A solid choice for anyone chasing a coolant leak or refreshing the cooling system.

Built For Performance

• OEM cross-reference 11531740478 for accurate fitment
• Houses the thermostat to regulate engine coolant temperature
• Molded to factory mounting points for direct installation
• Seals the cooling circuit to help prevent leaks
• Heat-resistant construction suited to engine bay conditions

Fits These Machines

• for BMW E39 528i 1997
• for BMW E39 528i 1998

On-The-Job Use

• Cooling system repair after a cracked or leaking factory housing
• Thermostat replacement jobs on E39 528i models
• Preventive cooling system refresh

Specs At A Glance

Good To Know

Q: Does this include the thermostat? A: This listing covers the thermostat housing itself; check the listing details for what is included before ordering. Confirm whether your thermostat and gasket are serviceable or need separate replacement.

Q: Is this an original BMW part? A: It is a replacement thermostat housing for BMW E39 models carrying OEM reference 11531740478, not an original brand product. Verify the part number against your vehicle before purchase.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.