Northern Factory Sales 399055 is a high-quality HVAC Heater Core designed for reliable performance. This product is manufactured by Northern Factory Sales, a brand known for their commitment to excellence in automotive parts. With the part number 399055, this heater core is a perfect fit for your heating and cooling needs. Constructed with precision, this heater core is ensured to provide efficient heating to keep you warm on chilly days. It is compatible with a range of models and easy to install, making it a convenient choice for your HVAC system. Whether you’re replacing a worn-out heater core or upgrading your vehicle's comfort features, this product is an excellent investment.