Tru-Cool Max LPD4739 4739 40,000 GVW Low Pressure Drop Transmission Oil Cooler with Thermal Bypass

Genuine Tru-Cool LPD4739 with OEM Thermal Bypass in Blue Box High Flow 3/8" Inverted Flair Hex fittings Plate-style cooler outperforms old tube-and-fin designs in a smaller overall size Delivers up to 15X less flow restriction 30% more cooling delivers maximum heat transfer Durable brazed aluminum construction Self-regulating flow for maximum lube flow protection through cold start-up, varied temperatures and driving conditions, heavy loads and towing Long Coolers, an OEM subsidiary of the Dana Corporation, are specified Original Equipment in 9 out of 10 new vehicle installations