If your transmission is leaking, performing poorly, makes a strange noise, the temperature is too high, or the dashboard displays a warning light. Then it's time to replace a transmission oil cooler. Heat kills an automatic transmission. The low pressure oil cooler provides dual cooling function so that the transmission maintains a lower temperature. Durable brazed aluminum construction and precise fin spacings provide extended cooling protection for cars, vans, light trucks, motorhomes, and towing applications. All parts are of high temperature resistance, corrosion resistance and long service life. Rated power: 40,000 GVW OE part number: LPD47391 47391 OC-4739-1 Suitable for: applications up to 18 kg. If you have any questions about the product before or after your purchase, you can always contact us. We are committed to providing you with a truly worry-free shopping experience.