What it does. Pronto Air Filter Pronto 455-PA99468 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 2021–2025 Audi Sq5 Sportback, 2019–2025 Audi S4, 2018–2024 Audi Sq5, 2019–2024 Audi S5, 2018–2023 Audi S5 Sportback. Engine, sub-model and trim can narrow fitment further, so check those attributes on the listing before ordering.