URO 9189473 Engine Crankcase Breather Hose

The URO 9189473 is an engine crankcase breather hose designed to restore proper crankcase ventilation system function. This replacement hose connects the valve cover nipple to the air inlet pipe as part of the vehicle's Positive Crankcase Ventilation (PCV) system, which controls pressure release from the crankcase and routes blow-by gases back into the intake system to reduce hydrocarbon emissions.

Key Features:

• High-quality materials resist cracking and splitting from engine heat and oil vapor exposure
• Direct OE replacement design ensures proper fitment and function
• Manufactured in ISO 9000 certified facilities to meet or exceed OE specifications
• Tested for flow rate, chemical resistance, and material composition
• 24-month unlimited mileage warranty

Damaged crankcase breather hoses are a common source of engine vacuum leaks and can trigger check engine lights in modern vehicles. This URO Parts replacement provides a cost-effective alternative to overpriced OEM components while maintaining the quality and durability expected from original equipment. URO Parts are engineered and tested to match factory part performance, making them ideal for both professional technicians and DIY repairs.