This Donaldson hydraulic filter is a reliable and efficient choice for your vehicle. It is designed to fit Spin-On Duramax engines and has interchange part numbers BT8439-MPG, HF35150, 181167A1, and 254686A1. The manufacturer part number is P179342. This filter is perfect for those looking to replace their current fuel filter and is made by a trusted brand in the industry. It is compatible with a variety of vehicles and is easy to install.