This is a complete engine assembly for a 01-06 BMW 330i 330Ci with a 3.0L M54 engine. It includes all the necessary parts for the engine to function properly. The assembly is specifically designed for gasoline fuel type and has 6 cylinders. The manufacturer part number is M54 and the engine size is 3 L. This item is perfect for anyone looking to replace their current engine assembly or for BMW enthusiasts looking to upgrade their vehicle.