Carquest Premium Coolant Spin-On with BTA PLUS Formula is engineered to extend the life of heavy-duty diesel engines by maintaining proper Supplemental Coolant Additive (SCA) levels. This filter is designed to meet or exceed OE performance and helps prevent scale, corrosion, and liner pitting, ensuring dependable engine cooling system protection over the full service interval.

Specifications include a standard-life spin-on coolant filter with 4 units of BTA PLUS additive. It is suitable for systems with 7–16 gallons of coolant capacity and features an 11/16-16 thread, designed for use with universal bases such as Carquest 89019.

Cross-references include Baldwin BW5071, Fleetguard WF2071, and Donaldson P552071, offering reliable alternatives from leading filter manufacturers.

Commonly used in heavy-duty truck and bus diesel cooling systems that rely on service coolant filters to maintain additive balance and cooling system efficiency. Always verify system size and OE housing before ordering.

Disclaimer: The information provided, including specifications, cross-references and vehicle applications, is for reference only. Variations may exist by application, engine, and OE system requirements such as thread type, fuel compatibility, micron rating, and pressure ratings. Customers are responsible for verifying all physical specifications (dimensions, thread size, fitment, etc.) before ordering. Low Country Filters is not liable for incorrect part orders.