K&N E-2999 High-Flow Replacement Air Filter for 2010-18 Audi A8/A8 Quattro 3.0L

Vehicle Fitment

• 2010-2018 Audi A8 / A8 Quattro (3.0L V6 Gas / 3.0L V6 Diesel / 4.0L-4.2L V8 Gas/Diesel) - fitment confirmed. 2019-2025 unconfirmed.

Features

• High-flow, reusable air filter for improved engine airflow and responsiveness.
• Layered cotton gauze construction ensures superior filtration and durability.
• Direct-fit design installs in the factory air box - no modifications needed.
• Washable and reusable for lifetime service with proper maintenance.
• Pre-oiled and ready for quick installation.
• Enhances throttle response and horsepower potential.
• Lifetime limited warranty from the manufacturer.
• Reduces long-term replacement costs compared to disposable filters.

Specifications

• Material: Oiled cotton gauze.
• Height: approx. 7.75 in (197 mm).
• Outside diameter: approx. 6.25 in (159 mm).
• Inside diameter: approx. 4.00 in (102 mm).
• Filter re-oil amount: approx. 2.43 oz (72 ml).
• Weight: approx. 1.9 lb (0.9 kg).
• Single filter fits left/right sides - drop-in configuration.

Included Components

• 1x K&N E-2999 High-Flow Replacement Air Filter

Product Description

The K&N E-2999 is a high-performance, direct-fit air filter designed for the Audi A8 and A8 Quattro from 2010 through 2018. By replacing the standard paper filter with this washable, reusable unit, you gain improved airflow, enhanced throttle response, and long-term cost savings.

Installation is simple: remove the factory air filter, drop in the E-2999, and reseal the air box. No modifications or tuning are required. The filter's high-capacity cotton gauze media provides reliable protection and supports K&N's lifetime limited warranty, making it a convenient upgrade for performance-minded owners.

This filter is ideal for Audi A8 / A8 Quattro owners who want to maintain OEM fitment while gaining a modest performance benefit. Clean and re-oil the filter at recommended intervals (approx. every 75,000 miles) to maintain optimal performance and longevity. Fitment beyond 2018 is unconfirmed at the time of listing.