BMW Heater Return-to-Thermostat Hose, 1/3 Series (2006–2013)

This Original BMW Heater Return-to-Thermostat Hose is listed for BMW 1/3 Series from 2006–2013. It regulates coolant flow according to engine temperature. Applications include 128i, 325i, 328i, and 330i. As an Original BMW component, it is produced within BMW’s own vehicle-specific design and testing program.

Technical Details

• Manufacturer: BMW
• Manufacturer part number: 17-12-7-548-223
• Component: Heater Return-to-Thermostat Hose
• Vehicle applications: BMW 1/3 Series
• Production range: 2006–2013
• Primary function: regulates coolant flow according to engine temperature
• Listed models: 128i, 325i, 328i, and 330i

Fitment & Compatibility

Confirm the application in the table below, including production year, model designation, and submodel notes. Match the engine, hose or connection layout, cooling-system equipment, and production date. Need a second fitment check? Send PMB Performance the VIN. Our team has more than 20 years of experience identifying European vehicle applications.