This air box and filter set is designed for use with 2013-2019 Cadillac ATS 2.0T vehicles. The plastic air filter housing comes in black and features a triangular air filter shape. This set includes the air box and filter and is a perfect replacement for your old or damaged air filter housing. The part number is 22921880 and is an OE/OEM part manufactured by GM. Ideal for those who want a quality air filter housing for their Cadillac ATS without having to worry about its condition.