The Oil Filter Base is part of an engine's lubrication system that houses the oil filter. The oil filter base is located on the engine block and is connected to the oil pump by a series of oil passages. The oil filter base is to hold the oil filter securely in place and to provide a seal between the filter and the engine block. The oil filter base carries the advanced efficiency engine oil filter.Attributes:• Withstands high pressures and temperatures• Manufactured to precise specifications and are built for durability and reliability• Removes contaminants from the engine oil