This component, specific to certain vehicle models and years, encases the oil filter. It provides a secure and sealed environment for the filter, allowing it to effectively remove contaminants from the engine oil. Its design often incorporates features for ease of access during oil changes and may include integrated oil cooler lines.
Proper functioning of this assembly is crucial for maintaining oil pressure and ensuring efficient engine lubrication. Its design often incorporates a replaceable cartridge-style filter, potentially contributing to reduced waste compared to traditional spin-on filters. Historically, the shift to these housings was driven by factors like engine bay space optimization and material weight reduction.