Genuine Saab 12-804-554 Heater Hose Coolant Overflow Line

The Genuine Saab 12-804-554 is a factory OEM heater hose designed specifically for 2006-2009 Saab 9-3 models equipped with the 2.8L V6 turbocharged B284 engine in front-wheel drive (FWD) configuration. This hose serves as a critical coolant system component, routing heated coolant from the overflow expansion tank through the vehicle's heating system.

Key Features:

• Genuine OEM Saab part ensuring exact fit and proper function
• Designed for B284 2.8L V6 turbocharged engine applications
• Connects coolant overflow tank to heater system components
• Constructed from durable rubber compound designed to withstand high temperatures and coolant exposure
• Direct replacement for worn or cracked original hoses
• Part of the vehicle's HVAC climate control cooling circuit

This heater hose is engineered to meet Saab's exacting specifications and is the recommended replacement part to maintain your vehicle's cooling system integrity. Over time, rubber coolant hoses can crack and deteriorate due to heat cycling and age, making regular inspection and replacement essential for preventing coolant leaks and maintaining proper engine temperature regulation. When replacing coolant system hoses, it's recommended to inspect all related hoses and clamps for signs of wear.

Alternate Part Numbers: 12 804 554, 12.804.554, 12804554