Wells 6P1191 Positive Crankcase Ventilation PCV Valve

The Wells 6P1191 Positive Crankcase Ventilation (PCV) Valve is a precision-engineered emission control component designed to meet or exceed OE specifications for fit, form, and function. This valve routes gases produced by the engine's crankcase back into the combustion chamber for clean re-burning, helping reduce harmful emissions and maintain optimal engine performance.

Key Features:

• Engineered to meet or exceed original equipment specifications
• One-way valve design prevents backflow and controls crankcase pressure
• Manufactured by Wells Vehicle Electronics, a trusted leader with over 120 years of automotive expertise
• Replaces OEM part number 11810AA021 for direct-fit installation
• Compact dimensions: 1.5" x 1.0" x 2.6"
• Designed for all-weather reliability and long service life

Regular PCV valve replacement is essential maintenance, typically recommended every 30,000 miles. A failing PCV valve can cause rough idle, oil leaks, increased emissions, and reduced fuel efficiency. Installing a quality Wells replacement valve helps prevent sludge buildup, protects internal engine components, and ensures your vehicle runs cleanly and efficiently.