1、Part Numbers: OE numbers for reference are 1338039, 1338154, 1338275, 1769079J50, 55187784, 55202510, and 93179136. These part numbers make it easier to find the compatible thermostat for your engine. 2、Fitment: Replacement for Alfa Romeo 159 Sedan; Replacement for FIAT CHROMA Wagon (194); Replacement for Suzuki SX4 SUV; Replacement for VAUXHALL ASTRA MK V; Replacement for Saab 9‑3 9‑5, etc. 3、Stable and Reliable: The coolant thermostat has precise temperature control capabilities, ensuring it can maintain the set temperature steadily. This ensures the stability and reliability of the car's cooling system. 4、High Accuracy: Equipped with high accuracy temperature sensor and controller, the thermostat can precisely control and adjust temperatures. This guarantees the accuracy of the temperature, meeting the demands of various applications. 5、Long Lasting: Made from ABS and metal materials, coolant thermostat is designed to be durable and long lasting. It can endure the demands of the cooling system, providing stable and efficient temperature control for your vehicle.