The product is a pair set of 2 oil filters from the brand Mann-Filter, specifically designed for Mini Cooper models R55, R56, R57, and R58 with a 1.6 L4 engine. These filters are interchangeable with part numbers 11 42 7 557 012, 11427622446, and 11427557012, and have an OE part number of HU71151X. This is an essential component for maintaining the engine's performance and health.