K&N Engineering K&N 15-18 Audi A4 L4-1.4L 18-20 A5/RS5 2021 Q5 F/I Drop In Replacement Air Filter E-0646
KN Drop in Air Filters
K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. We make over 1,200 different replacement air filters for the majority of vehicles on the road. These filters are washable and reusable and are custom designed to fit into your existing factory air box. Their drop-in design means adding performance is simple. With most vehicles you simply remove the disposable air filter and replace it with a K&N. See applicable instruction sheet for details. Our stock replacement air filters for street vehicles are covered by our famous K&N Million-Mile Limited Warranty and will be the last air filter your vehicle will ever need.
K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. Our stock replacement air filters for street vehicles are covered by K&N's Million-Mile Limited Warranty.
Vehicle Fitments:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2017 - 2019 | Audi | A4 | Dynamic, Select |
| 2015 - 2019 | Audi | A4 | Premium Plus, Premium, Komfort, Prestige |
| 2017 - 2018 | Audi | A4 | Progressiv, S Line |
| 2015 - 2016 | Audi | A4 | Sport, Trendy |
| 2019 | Audi | A4 | Titanium, Sport Limited Edition |
| 2017 | Audi | A4 allroad | Premium, Technik, Komfort, Prestige, Premium Plus, Progressiv |
| 2017 - 2018 | Audi | A4 Quattro | Elite |
| 2015 - 2019 | Audi | A4 Quattro | Komfort, Premium, Prestige, Technik, Progressiv, Premium Plus |
| 2017 - 2019 | Audi | A4 Quattro | S Line |
| 2017 | Audi | A4 Quattro | Select |
| 2015 - 2016 | Audi | A4 Quattro | Trendy Plus, Luxury, Sport |
| 2019 | Audi | A4 Quattro | Ultra sport |
| 2018 | Audi | A5 | S Line, Select, Elite |
| 2019 | Audi | A5 Quattro | S Line, Elite |
| 2018 | Audi | A5 Quattro | Sport |
| 2018 - 2020 | Audi | A5 Quattro | Technik, Progressiv, Premium, Komfort, Prestige, Premium Plus |
| 2018 - 2020 | Audi | A5 Sportback | Prestige, Premium Plus, Komfort, Premium, Technik, Progressiv |
| 2019 | Audi | A5 Sportback | S Line, Select, Elite |
| 2018 - 2022 | Audi | Q5 | Premium, Prestige, Premium Plus |
| 2018 | Audi | Q5 | S Line, Progressiv, Komfort, Technik, Dynamic, Select, Elite |
| 2022 | Audi | Q5 Sportback | Premium Plus, Premium, Prestige |
| 2018 - 2022 | Audi | RS5 | Base |
| 2016 - 2018 | Audi | S4 | Progressiv, Base, Technik, Prestige, Premium Plus |
| 2021 - 2022 | Audi | S5 | Premium |
| 2018 - 2022 | Audi | S5 | Premium Plus, Prestige |
| 2018 - 2021 | Audi | S5 | Technik, Progressiv, Base |
| 2018 | Audi | SQ5 | 3.0T |
| 2019 | Audi | SQ5 | Base, Premium |
| 2018 - 2019 | Audi | SQ5 | Prestige, Technik, Progressiv, Premium Plus |