About this part
What it does. Pronto Air Filter Pronto 455-PA99321 keeps dust and debris out of the intake so the engine draws clean air.
Symptoms that point to this part
- Reduced fuel economy
- Sluggish acceleration
- Visibly dirty or clogged filter element
Service note. Typically inspected at every service and replaced roughly annually.
Fitment. Catalogued as fitting 2018–2025 Audi A4 Quattro, 2021–2025 Audi Q5 Sportback, 2018–2025 Audi A4 Allroad, 2019–2025 Audi Q5, 2020–2025 Audi Q5 Phev, 2018–2024 Audi A5 Quattro, 2018–2024 Audi A5 Sportback, 2018 Audi A4. Engine, sub-model and trim can narrow fitment further, so check those attributes on the listing before ordering.
Fits these vehicles
- 2025 Audi A4 Quattro
- 2025 Audi Q5 Sportback
- 2025 Audi A4 Allroad
- 2025 Audi Q5
- 2025 Audi Q5 Phev
- 2024 Audi Q5
- 2024 Audi A5 Quattro
- 2024 Audi Q5 Phev
- 2024 Audi A5 Sportback
- 2024 Audi A4 Allroad
- 2024 Audi A4 Quattro
- 2024 Audi Q5 Sportback
- 2023 Audi A5 Quattro
- 2023 Audi Q5
- 2023 Audi A5 Sportback
- 2023 Audi Q5 Phev
- 2022 Audi Q5
- 2022 Audi Q5 Phev
- 2022 Audi A5 Quattro
- 2022 Audi A5 Sportback
- 2022 Audi A4 Allroad
- 2021 Audi A4 Allroad
- 2021 Audi Q5 Sportback
- 2021 Audi A5 Sportback
- 2021 Audi A5 Quattro
- 2021 Audi Q5 Phev
- 2021 Audi Q5
- 2021 Audi A4 Quattro
- 2020 Audi Q5 Phev
- 2020 Audi Q5
- 2020 Audi A5 Sportback
- 2020 Audi A4 Quattro
- 2020 Audi A5 Quattro
- 2019 Audi A5 Quattro
- 2019 Audi A4 Allroad
- 2019 Audi Q5
- 2018 Audi A4
- 2018 Audi A4 Quattro
- 2018 Audi A4 Allroad
- 2018 Audi A5 Quattro
- 2018 Audi A5 Sportback