WIX Racing Filters 46978 Crankcase Breather Filter

The WIX Racing Filters 46978 is a crankcase breather filter designed to maintain proper crankcase pressure while filtering contaminants from engine ventilation systems. This high-performance breather element helps keep your engine running efficiently by preventing dirt and debris from entering the crankcase while allowing blow-by gases to escape.

Key Features:

• Wire mesh filtration media provides excellent airflow with minimal restriction
• Removes chemical contaminants and particulate matter from the crankcase
• Traps oil mist and returns it to the engine, reducing emissions and oil consumption
• Compact design at 0.900 inches in height for easy installation
• Constructed from high-strength materials for durability and reliability
• Low air flow restriction maintains optimal engine performance

This breather filter connects directly to the breather tube and is engineered to WIX's exacting standards for quality and performance. Regular replacement helps extend engine life and maintain emission system efficiency.

Cross-Reference Part Numbers: AC Delco FB140, AC Delco FB166, Baldwin SA2040, Carquest 88978, Champ AFB1068, Ford E6ZZ6A63