Racing coolant expansion tanks are designed to collect overflow coolant and properly recirculate it back to the radiator. Proper recirculation ensures your engine continues to operate at safe temperatures. Full body resists corrosion and stains. Works with any radiator. Stops coolant loss and prevents air from being sucked into the system during cooling. Stainless steel expansion tank with screw-off cap. Finish: Polished Placement on Vehicle: Color: Silver Material: Metal Size: 3 x 9 inches Package Contents: 1 x Radiator Overflow Tank Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in a little different from the real thing. The measurement allowed error is +/- 1-3 cm.