Genuine OEM Audi Transmission Oil Cooler, part number 02E409061C. This vital component is responsible for dissipating heat from the transmission fluid, preventing overheating and ensuring the transmission operates within its optimal temperature range. Efficient cooling helps to extend the lifespan of transmission components and fluid. The cooler weighs 0.721 kg and measures approximately 0.187 meters in length. Choosing a genuine OEM oil cooler ensures correct heat exchange capacity, durable construction, and proper fluid connections for reliable transmission performance.