Usable to Cool Down Engine Oil, Transmission, and Rear-Differentials. Anodized for Durability and Protection. Excellent for Modified Street Vehicles, which are Driven Hardly with Track Use. Potentially Reduces Oil Temperature up to 50F. Helps Reducing Coolant Temperature. Extends Engine Life. Eligible of Converting Radiators into Functioning for Auto Vehicles, by Improving the Cooling Efficiency on Transmission Oil. Note: The product tube has a condenser inside to accelerate the cooling effect. Shake It make a sound, which is normal. Transmission Radiator Oil Cooling Application: Universal. Tips: The product may be updated constantly, The Actual Product May Have Slight Differences Or Color Differences the color and appearance may be changed, please don't mind. And take a consideration before place the order if you have request for color or appearance. Colour:Photo Color Material:Metal Package Contents: 1x Kit. Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.