The objective of diesel engine coolant filters, also known as water filters, is to remove contaminants from the engine cooling system and add chemicals to the coolant itself to replenish important protectants that may be lost over time.

Product Features:

• Flow Control Orifice that meters flow of coolant through filter to allow coolant additives to be released in the amount required to maintain proper system balance for up to 150,000 miles of service.
• Made in USA
• Includes Flow Control Orifice that meters flow of coolant through filter to allow coolant additives to be released in the amount required to maintain proper system balance for up to 150,000 miles of service.
• Can be used with 89019 base.