Item Description: Cooling fins area measures 8.5” x 22” x 1.25” thick Suitable for applications up to 40,000lbs Gross Vehicle Weight NOTE: This kit is NOT intended for operation below 32 degrees Fahrenheit 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 This kit includes: Easy installation instructions Mounting hardware – Bolts, nuts, washers and steel mounting straps Brass fittings, high-quality cooler hose, and hose clamps