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Upgrade your vehicle's airflow with the K&N Engineering High-Flow Drop-In Air Filter, designed specifically for select Audi S4 and S5 models from 2009 to 2015. Crafted with a layered, oiled cotton media, this filter enhances engine performance by increasing horsepower and improving airflow while providing superior filtration. Its innovative design ensures contaminants are captured effectively, helping to protect your engine during daily driving or spirited runs. Backed by K&N's 10-Year/Million Mile Limited Warranty, this reusable filter is engineered to last for the entire lifespan of your vehicle, offering an eco-friendly and cost-effective alternative to disposable filters. The easy installation allows for a direct replacement of your factory filter, making it a straightforward upgrade for enthusiasts seeking improved engine efficiency. Whether you*re upgrading for better performance or maintenance, this filter delivers consistent results with minimal effort. Suitable for 2012-2015 Audi S4, S5, and earlier models, it fits perfectly into your factory air box, ensuring a seamless upgrade experience. Enhance your vehicle*s breathing capability today with the trusted performance of K&N*s high-flow air filter, and enjoy improved throttle response and power on the road or track.
Features:
Fitment:
2008 Audi A5 Quattro Base
2008 Audi S5 Base
2009 Audi A4 Quattro Base
2009 Audi A5 Quattro Base
2009 Audi Q5 Premium
2009 Audi Q5 Premium Plus
2009 Audi Q5 Prestige
2009 Audi S5 Base
2010 Audi A5 Quattro Base
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 Q5 Premium Plus
2011 Audi Q5 Prestige
2011 Audi S4 Base
2011 Audi S5 Base
2011 Audi S5 Cabriolet
2012 Audi Q5 Premium Plus
2012 Audi Q5 Prestige
2012 Audi S4 Base
2012 Audi S5 Base
2012 Audi S5 Cabriolet
2013 Audi Q5 Premium Plus
2013 Audi Q5 Prestige
2013 Audi S4 Base
2013 Audi S5 Base
2013 Audi S5 Cabriolet
2014 Audi Q5 Premium Plus
2014 Audi Q5 Prestige
2014 Audi Q5 TDI Premium Plus
2014 Audi Q5 TDI Prestige
2014 Audi Q7 Premium
2014 Audi Q7 Premium Plus
2014 Audi Q7 Prestige
2014 Audi Q7 TDI Premium
2014 Audi Q7 TDI Premium Plus
2014 Audi Q7 TDI Prestige
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 Q5 Premium Plus
2015 Audi Q5 Prestige
2015 Audi Q5 TDI Premium Plus
2015 Audi Q5 TDI Prestige
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 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
2017 Audi Q5 Premium Plus
2017 Audi Q5 Prestige
2017 Audi S5 Base
2017 Audi SQ5 Premium Plus
2017 Audi SQ5 Prestige
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).
