This 2 Sets Engine Oil Filter Housing Gasket and Cooler Seal Set is engineered for reliable performance and high compatibility with a wide range of vehicles manufactured between 2006 and 2021. Whether you own a 128i, 135i, 323i, 325i, 328i, 330i, 335i, 528i, 530i, 535i, 640i, 740i, or any M Series or X Series model like the X1, X3, X4, X5, or X6, this kit is designed to offer a dependable solution to maintain your vehicle's oil filtration system. The set includes 2 engine oil filter housing gaskets and 2 cooler seals made of high-quality materials that meet or exceed original equipment specifications. This helps ensure excellent durability and stability during engine operation. Each component is crafted with OE-grade quality to provide consistent fitment and dependable function without the risk of poor alignment or performance drops. This replacement kit is a direct fit for OEM part numbers 11428637821 and 11428637820. It is packaged in a shrink-wrapped tray for secure handling and identification, so you can confirm you have the correct parts before installation. Whether you're a professional technician or a DIY enthusiast, the straightforward design allows for easy and efficient installation with standard tools. Built for long-term performance, this gasket and seal set is a cost-effective solution to keep your engine's oil filtration system running efficiently. Before purchasing, please double-check the compatibility list and OEM numbers to ensure correct fitment. If you have any questions, feel free to contact us—we're here to help.