Features: 1.OE Number: The referencing OE number of this engine coolant expansion tank is 22948113, which is molded and designed depend on the original data. 2.Fitment: The water coolant expansion tank is a replacement for Chevy Camaro 2016 and Up, for CTS 20032019, for ATS 20132019. 3.Main Function: Keep the engine running within the right temperature range, reduce pressure peaks in the cooling system, and reduce the burden on the engine. 4.High Performance: Effectively balance the role of tank pressure, intuitively know the current water volume of the tank, whether it is sufficient. 5.Durable Material: Made of PP material, durable, not easy to damage, stable performance, strong sealing, to ensure long term stable use. Specification: Item Type: Engine Coolant Expansion Tank_x000D_ OE Number: 22948113_x000D_ _x000D_ Material: PP_x000D_ Fitment:_x000D_ Fits for CTS 20032019_x000D_ _x000D_ Fits for ATS 20132019_x000D_ _x000D_ Replacement for Chevy Camaro 2016 and Up Note: Please double check the part number of your item, matching information is for reference only._x000D_ Installation by a professional mechanic is highly recommended