In-line Coolant Filter Kit for 1.5 inch Heater Core Connections. Brand new, durable coolant filter with black powder-coated finish, supplied as a single set for easy replacement or retrofit. Key benefits - Protects heater core from debris and sediment, reducing the risk of clogging and poor heater performance. - Simple inline installation into the heater core inlet hose for quick maintenance without major disassembly. - Durable construction and powder-coated finish resist corrosion and wear for long-term use. - Clear compatibility note for dual-heater systems: install one filter before each heater core to protect both circuits. What it is - Type: In-line coolant filter designed for heater core inlet hoses. - Condition: Brand new aftermarket replacement part. - Material and finish: High quality, durable construction with black powder-coated surface. - Fitment: Designed to fit 1.5 inch coolant filter connections. - Quantity: 1 set included per package. What is included - 1 x coolant filter kit. Typical applications - Routine maintenance or replacement on vehicle heater core systems to prevent clog-related failures. - Dual heater installations where one filter is placed before each heater core to ensure both cores are protected. - Repair or upgrade for RVs, trucks, cars, or any coolant-heated equipment using 1.5 inch inlet hoses. Installation and compatibility notes - The coolant filter is installed inline in the inlet hose of the heater core; installation is straightforward for most hobbyists and technicians. - This is an aftermarket replacement item; please confirm fitment to your specific system before purchase. - Color may vary slightly from product photos due to lighting and screen differences. - All dimensions are measured by hand and may have small deviations; consult the pictures for detailed visuals. This in-line coolant filter provides a practical, long-lasting solution to protect heater cores from debris and maintain reliable heater performance.