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K&N 15-18 Audi A4 L4-1.4L 18-20 A5/RS5 2021 Q5 F/I Drop In Replacement Air Filter

Upgrade your Audi's performance with K&N's high-flow air filter, designed to increase horsepower and acceleration while providing excellent filtration. This drop-in replacement air filter is washable, reusable, and custom-designed to fit into your existing factory air box.

  • Increases horsepower and acceleration
  • Excellent filtration and engine protection
  • Washable and reusable
  • Million Mile Limited Warranty

With K&N's state-of-the-art design of layered, oiled cotton media, this air filter is engineered to improve airflow and capture contaminants. It's the perfect upgrade for your Audi A4, A5, or Q5.

This product fits more vehicles than loaded. Please select your vehicle to see all fits.

Make Model Year Type
Audi A4 2015 Premium
Audi A4 2015 Premium Plus
Audi A4 2015 Prestige
Audi A4 2016 Premium
Audi A4 2016 Premium Plus
Audi A4 2017 Premium
Audi A4 2017 Premium Plus
Audi A4 2017 Prestige
Audi A4 2018 Premium
Audi A4 2018 Premium Plus
Audi A4 2018 Prestige
Audi A4 2019 Premium
Audi A4 2019 Premium Plus
Audi A4 2019 Prestige
Audi A4 2019 Titanium
Audi A4 allroad 2017 Premium
Audi A4 allroad 2017 Premium Plus
Audi A4 allroad 2017 Prestige
Audi A4 allroad 2018 Premium
Audi A4 allroad 2018 Premium Plus
Audi A4 allroad 2018 Prestige
Audi A4 allroad 2019 Premium
Audi A4 allroad 2019 Premium Plus
Audi A4 allroad 2019 Prestige
Audi A4 allroad 2020 Premium
Audi A4 allroad 2020 Premium Plus
Audi A4 allroad 2020 Prestige
Audi A4 allroad 2021 Premium
Audi A4 allroad 2021 Premium Plus
Audi A4 allroad 2021 Prestige
Audi A4 allroad 2022 Premium
Audi A4 allroad 2022 Premium Plus
Audi A4 allroad 2022 Prestige
Audi A4 allroad 2024 Premium Plus
Audi A4 allroad 2024 Prestige
Audi A4 Quattro 2015 Premium
Audi A4 Quattro 2015 Premium Plus
Audi A4 Quattro 2015 Prestige
Audi A4 Quattro 2016 Premium
Audi A4 Quattro 2016 Premium Plus
Audi A4 Quattro 2017 Premium
Audi A4 Quattro 2017 Premium Plus
Audi A4 Quattro 2017 Prestige
Audi A4 Quattro 2018 Premium
Audi A4 Quattro 2018 Premium Plus
Audi A4 Quattro 2018 Prestige
Audi A4 Quattro 2019 Premium
Audi A4 Quattro 2019 Premium Plus
Audi A4 Quattro 2019 Prestige
Audi A4 Quattro 2019 Ultra sport
Audi A4 Quattro 2020 Premium
Audi A4 Quattro 2020 Premium Plus
Audi A4 Quattro 2020 Prestige
Audi A4 Quattro 2020 Ultra sport
Audi A4 Quattro 2021 Premium
Audi A4 Quattro 2021 Premium Plus
Audi A4 Quattro 2021 Prestige
Audi A4 Quattro 2022 Premium
Audi A4 Quattro 2022 Premium Plus
Audi A4 Quattro 2022 Prestige
Audi A4 Quattro 2023 Premium
Audi A4 Quattro 2023 Premium Plus
Audi A4 Quattro 2023 Prestige
Audi A4 Quattro 2024 Premium
Audi A4 Quattro 2024 Premium Plus
Audi A4 Quattro 2024 Prestige
Audi A5 Quattro 2018 Premium
Audi A5 Quattro 2018 Premium Plus
Audi A5 Quattro 2018 Prestige
Audi A5 Quattro 2019 Premium
Audi A5 Quattro 2019 Premium Plus
Audi A5 Quattro 2019 Prestige
Audi A5 Quattro 2020 Premium
Audi A5 Quattro 2020 Premium Plus
Audi A5 Quattro 2020 Prestige
Audi A5 Quattro 2021 Premium
Audi A5 Quattro 2021 Premium Plus
Audi A5 Quattro 2021 Prestige
Audi A5 Quattro 2022 Premium
Audi A5 Quattro 2022 Premium Plus
Audi A5 Quattro 2022 Prestige
Audi A5 Quattro 2023 Premium
Audi A5 Quattro 2023 Premium Plus
Audi A5 Quattro 2023 Prestige
Audi A5 Quattro 2024 Premium
Audi A5 Quattro 2024 Premium Plus
Audi A5 Quattro 2024 Prestige
Audi A5 Sportback 2018 Premium
Audi A5 Sportback 2018 Premium Plus
Audi A5 Sportback 2018 Prestige
Audi A5 Sportback 2019 Premium
Audi A5 Sportback 2019 Premium Plus
Audi A5 Sportback 2019 Prestige
Audi A5 Sportback 2020 Premium
Audi A5 Sportback 2020 Premium Plus
Audi A5 Sportback 2020 Prestige
Audi A5 Sportback 2021 Premium
Audi A5 Sportback 2021 Premium Plus
Audi A5 Sportback 2021 Prestige
Audi A5 Sportback 2022 Premium
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