K&N E-2999 High-Flow Lifetime Engine Air Filter for Audi A8 & A8 Quattro 2010-2018 | Washable Reusable Performance Air Filter

Product Description :

Upgrade your Audi A8 with the K&N E-2999 High-Flow Lifetime Engine Air Filter, engineered to deliver increased airflow, improved acceleration, and enhanced engine performance. Designed as a direct replacement for the factory air filter, the E-2999 fits select Audi A8 and Audi A8 Quattro models from 2010 to 2018, including V6, V8, gasoline, and diesel engine variants.

Built with K&N's advanced multi-layer cotton gauze filtration technology, this premium performance air filter provides up to 99% filtration efficiency while allowing superior airflow compared to disposable paper filters. The result is improved throttle response, optimized engine breathing, and long-term engine protection.

Unlike conventional filters that require frequent replacement, the K&N E-2999 is fully washable and reusable, designed to last the life of your vehicle. Under normal highway driving conditions, cleaning is typically required only every 75,000 miles, making it one of the most cost-effective upgrades available for your Audi.

Pre-oiled and ready to install, the E-2999 drops directly into your factory air box without modifications, providing an easy performance upgrade in minutes.

Key Benefits :

✔ Increased horsepower and acceleration

✔ Improved engine airflow and throttle response

✔ Up to 99% filtration efficiency

✔ Premium multi-layer cotton gauze filter media

✔ Washable and reusable lifetime design

✔ Lasts up to 75,000 miles between cleanings

✔ Direct OEM replacement with easy installation

✔ Compatible with factory engine management systems

✔ Durable construction engineered for long-term performance

✔ Backed by K&N No-Hassle Lifetime Limited Warranty

Vehicle Compatibility :

Audi A8

• 2011–2017 Audi A8 3.0L V6 Diesel
• 2012–2015 Audi A8 2.0L L4 Gas
• 2013–2014 Audi A8 2.5L L5 Gas
• 2014–2017 Audi A8 3.0L V6 Gas
• 2015 Audi A8 4.0L V8 Gas
• Additional compatible Audi A8 models listed by manufacturer

Audi A8 Quattro

• 2010–2018 Audi A8 Quattro 3.0L V6 Diesel
• 2011–2018 Audi A8 Quattro 3.0L V6 Gas
• 2012–2018 Audi A8 Quattro 4.0L V8 Gas
• 2010–2017 Audi A8 Quattro 4.2L V8 Diesel
• Additional compatible Audi A8 Quattro variants listed by manufacturer

Cross Reference Numbers :

• Audi: 4H0129620D
• Audi: 4H0129620L
• WIX: 49243
• Premium Guard: PA99142
• BMC: FB74308
• Ryco: A1302
• Vaico: V104309
• Wesfil: WA5410

Product Features :

• Brand: K&N Engineering
• Part Number: E-2999
• Product Type: High-Flow Engine Air Filter
• Filter Shape: Round
• Filter Material: Premium Cotton Gauze
• Filtration Efficiency: Up To 99%
• Washable: Yes
• Reusable: Yes
• Pre-Oiled: Yes
• Flange Type: Centered
• Flange Inside Diameter: 4 in (102 mm)
• Flange Length: 0.813 in (21 mm)
• Height: 7.75 in (197 mm)
• Outside Diameter: 6.25 in (159 mm)
• Filter Re-Oiling Amount: 2.43 oz (72 ml)
• Product Style: Round Straight Universal Air Filter
• Warranty: No-Hassle Lifetime Limited Warranty
• Maintenance Interval: Up To 75,000 Miles
• Package Quantity: 1 Air Filter
• Weight: 1.9 lb (0.9 kg)