2002-2009 Audi A4 Heater Core Return Hose / Line 8E1819373R

OEM Part #: 8E1-819-373-R (8E1819373R)

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The OEM Heater Core Return Hose, part number 8E1819373R, is engineered to restore heating functionality in your Audi. This factory-original component is compatible with Audi A4 and A4 Quattro models from 2002 to 2009, featuring both 1.8L and 2.0L L4 gasoline engines. Positioned within the cooling system, this return hose facilitates the circulation of coolant, preventing overheating and ensuring effective cabin heating. If your existing hose is worn or leaking, replace it with this genuine part to maintain optimal performance. Additional compatible part numbers include 8E0121101R and 8E1819371T, among others. Trust in this authentic OEM part for lasting reliability.

Specifications

Specifications for Heater Core Return Hose / Line 8E1819373R
Fits Vehicle ModelA4
Fits Vehicle MakeAudi
OEM Part No8E1-819-373-R (8E1819373R)
Compatible OEM Part No 8E1-819-373-C
CategoryRadiator / Coolant

Compatible Vehicles

Fits 34 vehicle configurations across 1 make, 2002-2009.

Check your specific vehicle before ordering. This list shows year, make, and model. Some years have multiple trims or engines that use different parts, and individual listings may have additional fitment notes (e.g. “with sunroof only”). Review the full variant list below, or message us with your VIN and we’ll confirm the match.

Audi

  • A4 2002-2009 · 34 variants
View all 34 vehicle configurations
Full vehicle fitment list for Heater Core Return Hose / Line 8E1819373R
Year Make Model Trim Engine Note
2002 Audi A4 Sedan 1.8L l4 Turbo
2002 Audi A4 Quattro Wagon 1.8L l4 Turbo
2002 Audi A4 Quattro Sedan 1.8L l4 Turbo
2003 Audi A4 Sedan 1.8L l4 Turbo
2003 Audi A4 Convertible 1.8L l4 Turbo
2003 Audi A4 Quattro Wagon 1.8L l4 Turbo
2003 Audi A4 Quattro Sedan 1.8L l4 Turbo
2004 Audi A4 Sedan 1.8L l4 Turbo
2004 Audi A4 Convertible 1.8L l4 Turbo
2004 Audi A4 Quattro Wagon 1.8L l4 Turbo
2004 Audi A4 Quattro Sedan 1.8L l4 Turbo
2005 Audi A4 Sedan 1.8L l4 Turbo
2005 Audi A4 Sedan 2.0L l4 Turbo
2005 Audi A4 Convertible 1.8L l4 Turbo
2005 Audi A4 Quattro Wagon 1.8L l4 Turbo
2005 Audi A4 Quattro Wagon 2.0L l4 Turbo
2005 Audi A4 Quattro Sedan 1.8L l4 Turbo
2005 Audi A4 Quattro Sedan 2.0L l4 Turbo
2006 Audi A4 Sedan 2.0L l4 Turbo
2006 Audi A4 Convertible 1.8L l4 Turbo
2006 Audi A4 Quattro Wagon 2.0L l4 Turbo
2006 Audi A4 Quattro Sedan 2.0L l4 Turbo
2007 Audi A4 Sedan 2.0L l4 Turbo
2007 Audi A4 Convertible 2.0L l4 Turbo
2007 Audi A4 Quattro Wagon 2.0L l4 Turbo
2007 Audi A4 Quattro Sedan 2.0L l4 Turbo
2007 Audi A4 Quattro Convertible 2.0L l4 Turbo
2008 Audi A4 Sedan 2.0L l4 Turbo
2008 Audi A4 Convertible 2.0L l4 Turbo
2008 Audi A4 Quattro Wagon 2.0L l4 Turbo
2008 Audi A4 Quattro Sedan 2.0L l4 Turbo
2008 Audi A4 Quattro Convertible 2.0L l4 Turbo
2009 Audi A4 Convertible 2.0L l4 Turbo
2009 Audi A4 Quattro Convertible 2.0L l4 Turbo

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