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The K&N Engineering KNNVF3009 washable cabin air filter is designed to provide superior protection for your vehicle*s interior and HVAC system. Crafted to fit seamlessly into the factory air box of select Audi models including the 2012-2015 A4, A5, and SQ5 with 3.0L V6 engines, this filter helps trap dust, pollen, mold, bacteria, fungi, and other airborne pollutants. Its high-flow synthetic material is thermally bonded to maximize contaminant capture while maintaining a smooth airflow, contributing to a cleaner and healthier cabin environment. The pleated design increases the surface area for filtration, ensuring efficient trapping of airborne particles and odors, and making maintenance easier with its washable and reusable construction. This feature extends the life of the filter, reduces waste, and provides ongoing protection without the need for frequent replacements. The filter's durable build and easy installation process allow vehicle owners to maintain optimal cabin air quality effortlessly. Backed by the K&N 10-Year/Million Mile Limited Warranty, this cabin air filter offers peace of mind alongside reliable performance. It is an ideal upgrade for drivers seeking a cost-effective, eco-friendly filtration solution that ensures a cleaner, fresher interior environment while safeguarding the HVAC system from harmful pollutants. Whether you're driving in urban areas with high pollution levels or in rural settings with increased airborne particles, this filter helps maintain a healthier cabin atmosphere for you and your passengers.
Fitment:
2008 Audi A4 Base
2008 Audi A4 Cabriolet
2008 Audi A5 Quattro Base
2008 Audi S5 Base
2009 Audi A4 Base
2009 Audi A4 Quattro Avant
2009 Audi A4 Quattro Base
2009 Audi A4 Quattro Cabriolet
2009 Audi A5 Quattro Base
2009 Audi Q5 Premium
2009 Audi Q5 Premium Plus
2009 Audi Q5 Prestige
2009 Audi S5 Base
2010 Audi A4 Base
2010 Audi A4 Quattro Avant
2010 Audi A4 Quattro Base
2010 Audi A5 Cabriolet
2010 Audi A5 Quattro Base
2010 Audi A5 Quattro Cabriolet
2010 Audi Q5 Premium
2010 Audi Q5 Premium Plus
2010 Audi Q5 Prestige
2010 Audi S4 Base
2010 Audi S5 Base
2010 Audi S5 Cabriolet
2011 Audi A4 Base
2011 Audi A4 Quattro Avant
2011 Audi A4 Quattro Base
2011 Audi A5 Cabriolet
2011 Audi A5 Quattro Base
2011 Audi A5 Quattro Cabriolet
2011 Audi Q5 Premium
2011 Audi Q5 Premium Plus
2011 Audi Q5 Prestige
2011 Audi S4 Base
2011 Audi S5 Base
2011 Audi S5 Cabriolet
2012 Audi A4 Base
2012 Audi A4 Quattro Avant
2012 Audi A4 Quattro Base
2012 Audi A5 Cabriolet
2012 Audi A5 Quattro Base
2012 Audi A5 Quattro Cabriolet
2012 Audi Q5 Premium
2012 Audi Q5 Premium Plus
2012 Audi Q5 Prestige
2012 Audi S4 Base
2012 Audi S5 Base
2012 Audi S5 Cabriolet
2013 Audi A4 Base
2013 Audi A4 Quattro Base
2013 Audi A5 Cabriolet
2013 Audi A5 Quattro Base
2013 Audi A5 Quattro Cabriolet
2013 Audi allroad Premium
2013 Audi allroad Premium Plus
2013 Audi allroad Prestige
2013 Audi Q5 Hybrid Prestige
2013 Audi Q5 Premium
2013 Audi Q5 Premium Plus
2013 Audi Q5 Prestige
2013 Audi RS5 Base
2013 Audi S4 Base
2013 Audi S5 Base
2013 Audi S5 Cabriolet
2014 Audi A4 Base
2014 Audi A4 Quattro Base
2014 Audi A5 Cabriolet
2014 Audi A5 Quattro Base
2014 Audi A5 Quattro Cabriolet
2014 Audi allroad Premium
2014 Audi allroad Premium Plus
2014 Audi allroad Prestige
2014 Audi Q5 Hybrid Prestige
2014 Audi Q5 Premium
2014 Audi Q5 Premium Plus
2014 Audi Q5 Prestige
2014 Audi Q5 TDI Premium Plus
2014 Audi Q5 TDI Prestige
2014 Audi RS5 Base
2014 Audi RS5 Cabriolet
2014 Audi S4 Premium Plus
2014 Audi S4 Prestige
2014 Audi S5 Premium Plus
2014 Audi S5 Prestige
2014 Audi SQ5 Premium Plus
2014 Audi SQ5 Prestige
2015 Audi A4 Premium
2015 Audi A4 Premium Plus
2015 Audi A4 Prestige
2015 Audi A4 Quattro Premium
2015 Audi A4 Quattro Premium Plus
2015 Audi A4 Quattro Prestige
2015 Audi A5 Quattro Premium
2015 Audi A5 Quattro Premium Plus
2015 Audi A5 Quattro Prestige
2015 Audi allroad Premium
2015 Audi allroad Premium Plus
2015 Audi allroad Prestige
2015 Audi Q5 Hybrid Prestige
2015 Audi Q5 Premium
2015 Audi Q5 Premium Plus
2015 Audi Q5 Prestige
2015 Audi Q5 TDI Premium Plus
2015 Audi Q5 TDI Prestige
2015 Audi RS5 Base
2015 Audi RS5 Cabriolet
2015 Audi S4 Premium Plus
2015 Audi S4 Prestige
2015 Audi S5 Premium Plus
2015 Audi S5 Prestige
2015 Audi SQ5 Premium Plus
2015 Audi SQ5 Prestige
2016 Audi A4 Premium
2016 Audi A4 Premium Plus
2016 Audi A4 Quattro Premium
2016 Audi A4 Quattro Premium Plus
2016 Audi A5 Quattro Premium
2016 Audi A5 Quattro Premium Plus
2016 Audi allroad Premium
2016 Audi allroad Premium Plus
2016 Audi Q5 Hybrid Prestige
2016 Audi Q5 Premium
2016 Audi Q5 Premium Plus
2016 Audi Q5 Prestige
2016 Audi Q5 TDI Premium Plus
2016 Audi Q5 TDI Premium Plus S-Line
2016 Audi Q5 TDI Prestige
2016 Audi Q5 TDI Prestige S-Line
2016 Audi S4 Premium Plus
2016 Audi S4 Prestige
2016 Audi S5 Premium Plus
2016 Audi S5 Prestige
2016 Audi SQ5 Premium Plus
2016 Audi SQ5 Prestige
2016 Porsche Macan S
2017 Audi Q5 Premium
2017 Audi Q5 Premium Plus
2017 Audi Q5 Prestige
2017 Audi SQ5 Premium Plus
2017 Audi SQ5 Prestige
2017 Porsche Macan Base
2017 Porsche Macan GTS
2017 Porsche Macan S
2018 Porsche Macan Base
2018 Porsche Macan GTS
2018 Porsche Macan S
2019 Porsche Macan Base
2020 Porsche Macan Base
Order Processing
All orders are processed and shipped within 24 hours of purchase (excluding weekends and holidays).
Orders placed after 3:00 PM EST may ship the following business day.
Shipping Methods
Customers select their preferred shipping method and speed at checkout.
Shipping times are determined by the carrier and cannot be guaranteed by us.
Tracking information will be provided once your order has shipped.
Shipping Coverage
If your package arrives damaged, please notify the delivery driver immediately and contact the shipping carrier to file a claim.
You must report any missing or damaged items within 14 days of delivery.
After this time, we cannot be held responsible for lost or damaged items.
Return Window
You have 30 days from the date of delivery to request a return.
After 30 days, we are unable to accept returns, exchanges, or refund requests.
Eligibility
Items must be returned in their original condition—unused, unwashed, and with all tags and packaging intact.
Certain products may not be eligible for return (e.g., special-order items, customized products, or perishable goods).
Items that have been altered, installed, or modified cannot be returned.
Return Process
Contact our Customer Support team to request a Return Authorization (RMA) before sending items back.
Once your return is approved, you’ll receive instructions on where to send the product.
Customers are responsible for return shipping costs unless the item was defective or incorrect.
Refunds
Refunds are issued to the original payment method once the returned item has been received and inspected.
Please allow 5–10 business days for the refund to appear on your account.
In some cases, a restocking fee may apply (if applicable, this will be disclosed during your return authorization).
