Genuine BMW 64-21-9-329-648 Heater Supply Hose for B58 Engine

The Genuine BMW Heater Supply Hose (Part Number 64219329648) is an OEM replacement component designed specifically for BMW vehicles equipped with the B58 3.0L turbocharged inline-six engine. This heater hose plays a critical role in the engine's cooling system by transporting heated coolant from the engine to the vehicle's heating system, ensuring proper cabin temperature control and optimal engine operating conditions.

Key Features:

• Genuine BMW OEM part manufactured to exact factory specifications
• Designed for B58 3.0L engine applications including M240i, 340i, and 440i models
• Direct replacement for worn, cracked, or leaking heater hoses
• Precision-engineered fit ensures proper installation and reliable performance
• Heat-resistant construction withstands high coolant temperatures
• Prevents coolant leaks that can lead to overheating and engine damage

Over time, rubber cooling hoses can become brittle and develop cracks or leaks due to exposure to heat and coolant chemicals. Replacing deteriorated heater hoses is essential preventive maintenance to protect your engine from costly overheating damage and maintain proper cabin heating function. This genuine BMW part ensures you're getting the same quality and durability as the original component installed at the factory.