Turbocharger for BMW X4, 2016-2018, 3.0L (M40i). This turbocharger enhances engine performance by forcing more air into the combustion chamber, resulting in increased power and efficiency. Ideal for replacing a faulty or worn unit, it resolves common turbo failure issues such as reduced power and increased turbo lag. OEM Part Numbers: 8663045, 8657056. Compatible with various BMW models with a similar engine setup. Designed specifically for the exhaust manifold placement, ensuring optimal fitment and performance. Suitable for both sedan and coupe body styles, this component is essential for restoring your vehicle's power delivery. Boxed dimensions: 10" H x 12" L x 15" W.