Have Questions?
Professional-grade parts used trackside.
Expert help during business hours.
Encrypted checkout & trusted payments.
Orders ship quickly from regional warehouses.
Upgrade your Audi A8 Quattro with the K&N Engineering Part Number E-2999 high-flow air filter, designed to enhance engine performance and airflow. This washable and reusable filter features layered, oiled cotton media that effectively captures contaminants while allowing increased air intake, contributing to improved horsepower and acceleration. Engineered to last the entire lifespan of your vehicle, the K&N filter provides a cost-effective solution for maintaining optimal engine health and performance. Its drop-in design ensures an effortless installation into your factory air box, making it a straightforward upgrade for any DIY enthusiast or professional mechanic.
Constructed with durable materials and backed by K&N*s 10-Year/Million Mile Limited Warranty, this air filter offers peace of mind and reliable performance over time. Its universal round straight design fits a variety of applications, specifically compatible with 2010 through 2014 Audi A8 Quattro models powered by 2.0L, 2.5L, 3.0L, 4.0L, or 4.2L engines. Whether you're looking to boost horsepower or protect your engine from harmful debris, this high-flow filter is a trusted choice that combines performance with longevity, ensuring your vehicle operates at its best for miles to come.
Designed with precision, the K&N E-2999 is an essential upgrade for enthusiasts seeking increased engine efficiency and superior airflow. Its maintenance involves a simple cleaning process, restoring the filter's performance without the need for replacement, making it an economical and environmentally friendly option. Invest in a proven filtration system that supports your vehicle*s performance goals and provides lasting durability, all backed by the trusted K&N brand.
Features:
Fitment:
2010 Audi A8 Quattro Base
2010 Audi A8 Quattro L
2011 Audi A8 Quattro Base
2011 Audi A8 Quattro L
2012 Audi A8 Quattro Base
2012 Audi A8 Quattro L
2013 Audi A8 Quattro Base
2013 Audi A8 Quattro L
2014 Audi A8 Quattro Base
2014 Audi A8 Quattro L
2014 Audi A8 Quattro L TDI
2015 Audi A8 Quattro Base
2015 Audi A8 Quattro L
2015 Audi A8 Quattro L TDI
2016 Audi A8 Quattro L
2016 Audi A8 Quattro L TDI
2017 Audi A8 Quattro L
2017 Audi A8 Quattro L Sport
2018 Audi A8 Quattro L
2018 Audi A8 Quattro L Sport
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).
