Genuine 11823-EA20A Breather Hose PCV Valve to Intake Manifold

The Genuine Nissan 11823-EA20A is an OEM breather hose assembly designed for the crankcase ventilation system on Nissan VQ40DE 4.0L V6 engines. This hose connects the PCV valve to the intake manifold, playing a critical role in managing blowby gases and maintaining proper crankcase pressure.

Key Features:

• OEM Genuine Nissan part manufactured to factory specifications
• Direct replacement for proper crankcase ventilation system function
• Part of the engine's PCV (Positive Crankcase Ventilation) system
• Designed specifically for VQ40DE 4.0L V6 engines
• Resistant to oil, heat, and crankcase gases

Supersedes: 11823-EA200, 11823-EA210, 11829-EA200

This breather hose is an essential component of the crankcase ventilation system, helping to route harmful blowby gases back into the intake system for proper combustion. Over time, exposure to oil vapors and engine heat can cause the original hose to crack or deteriorate, leading to vacuum leaks and rough engine performance. Regular inspection and replacement with genuine OEM parts ensures optimal engine operation and emissions control.