URO 30650578K Engine Crankcase Breather Hose

Volvo Crankcase Breather Hose Replacement

This URO engine crankcase breather hose restores crankcase ventilation performance when the original hose cracks, splits, or loses sealing integrity. Built for direct replacement use on select Volvo C70, S60, S80, V70, XC70, and XC90 applications, part number 30650578K supports proper hydrocarbon vapor control and dependable OE-style fitment.

• Material: AEM for resistance to engine heat and oil vapor
• Molded construction for accurate routing and fit
• Direct replacement for the engine crankcase breather hose
• Helps restore crankcase breather function after hose failure
• Guaranteed fitment for listed Volvo applications
• 24 Month Unlimited Mileage Warranty

Built For Crankcase Ventilation Service

URO 30650578K is an emission control hose in the crankcase ventilation system, made to replace the failed OE hose that connects the oil trap to the fresh air hose on listed Volvo models. The molded AEM construction helps resist cracking and splitting from heat cycling and oil vapor exposure, which is important for maintaining stable crankcase ventilation and reducing hydrocarbon emissions. This part cross-references 30650578 and 32311928 for the same application.

Vehicle Fitment

• Fits 2004 Volvo C70, N/A, from the Oil Trap to the Fresh Air Hose.
• Fits 2002 Volvo C70, N/A, from the Oil Trap to the Fresh Air Hose.
• Fits 2003 Volvo C70, N/A.
• Fits 2004 Volvo S60, N/A, from the Oil Trap to the Fresh Air Hose.
• Fits 2002 Volvo S60, N/A, from the Oil Trap to the Fresh Air Hose.
• Fits 2003 Volvo S60, N/A.
• Fits 2004 Volvo S80, N/A, from the Oil Trap to the Fresh Air Hose.
• Fits 2002-2004 Volvo V70, N/A, from the Oil Trap to the Fresh Air Hose.
• Fits 2003-2004 Volvo XC70, N/A, from the Oil Trap to the Fresh Air Hose.
• Fits 2003-2004 Volvo XC90, N/A, from the Oil Trap to the Fresh Air Hose.

Common Problems This Hose Can Address

• Cracked or split crankcase breather hose
• Oil vapor leaks in the crankcase ventilation path
• Loss of proper breather hose routing between the oil trap and fresh air hose
• Emission control issues caused by a deteriorated hose
• Fitment problems from using an incorrect replacement hose

Installation Notes

Confirm the hose routing before installation and compare the original part to the replacement to verify the molded shape and connector layout. This hose is listed for the crankcase ventilation path from the oil trap to the fresh air hose on the specified Volvo C70, S60, S80, V70, XC70, and XC90 applications. For best results, inspect adjacent breather system components for wear, oil saturation, or cracking during service.

Quality Assurance

URO 30650578K is backed by a 24 Month Unlimited Mileage Warranty and is supported by guaranteed fitment for the listed applications. The AEM material and molded design are selected to help the hose hold up to engine heat and oil vapor exposure in normal service.