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Upgrade your vehicle's airflow with the K&N Engineering KNN57-0593 Performance Intake Kit, designed specifically for 2000 to 2003 Audi A4 models, including the Quattro and 1.8L Turbo variants. This kit replaces the restrictive factory air box, allowing for increased airflow and improved engine performance. The larger, open-air design of the filter provides a significant airflow advantage at lower restriction levels compared to standard replacement filters, helping your engine breathe more freely across the entire RPM range. The high-capacity washable and reusable filter captures more dirt, extending service intervals up to 100,000 miles, which makes it both cost-effective and environmentally friendly. The kit includes all necessary adapters made from durable materials such as steel, aluminum, silicon, or reinforced nylon, ensuring a long-lasting fit and reliable operation. Installation is straightforward, with components designed to connect directly to the engine's throttle body or via a tube assembly. Please note that this intake kit is not designed for use in California or other states following California emission standards. Backed by K&N's No-Hassle Lifetime Limited Warranty, this kit offers a performance boost without complicated modifications, making it an excellent choice for enthusiasts seeking to optimize their vehicle's power and efficiency.
Features:
Fitment:
2000 Audi A4 Base
2000 Audi A4 Quattro Avant
2000 Audi A4 Quattro Base
2001 Audi A4 Base
2001 Audi A4 Quattro Avant
2001 Audi A4 Quattro Base
2002 Audi A4 Base
2002 Audi A4 Quattro Avant
2002 Audi A4 Quattro Base
2003 Audi A4 Base
2003 Audi A4 Cabriolet
2003 Audi A4 Quattro Avant
2003 Audi A4 Quattro Base
2004 Audi A4 Base
2004 Audi A4 Cabriolet
2004 Audi A4 Quattro Avant
2004 Audi A4 Quattro 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).
