Compatible with BMW 1997 to 2006 E46 320i 323i Ci 325i Ci Xi 328i Ci 330i Xi Ci M Coupe or EURO 316 318 320 Base Sedan Wagon Convertible 2.5L 3.0L l6 GAS DOHC Naturally Aspirated Package============= Includes all O Rings for Connections Below: Upper and lower radiator hoses // Expansion tank (Bottom, Large one) // Expansion tank (Bottom, Smaller one) // Expansion tank (Top, Smaller Hose) // Heater & return hose connections // Heater pipe connections // Temperature sensor // Coolant bleeder screw // Coolant drain screw // Automatic transmission Heat Exchange connections