This product is a pair of OEM BMW oil cooler lines designed for models from 2007 to 2015, including the E84 X1, E90, E92, and E93 335. The lines are compatible with engines featuring the N54 and N55 series. The interchange part numbers are 17227567207 and 17227567208, while the manufacturer part numbers are also 7567207 and 7567208. Made specifically for BMW vehicles, these high-quality oil cooler lines ensure optimal engine performance and efficiency.