What it does. Hengst Air filter insert Hengst 360-E1538L keeps dust and debris out of the intake so the engine draws clean air.

Service note. Typically inspected at every service and replaced roughly annually.

Fitment. Catalogued as fitting 2019–2025 Cadillac Xt4, 2021–2024 Buick Envision, 2019–2022 Chevrolet Malibu, 2018–2020 Buick Regal Sportback, 2018–2020 Buick Regal Tourx. Engine, sub-model and trim can narrow fitment further, so check those attributes on the listing before ordering.