33 Series Panel Air Filter

The K&N 33 Series Air Filter is engineered to enhance your vehicle's performance by maximizing power output while ensuring superior filtration and excellent airflow. Constructed with washable and reusable cotton gauze media, this filter is designed as a direct, drop-in replacement for your factory air filter, integrating seamlessly with original equipment. This means you can easily install it into your existing air box without modifying your vehicle's electronics, ensuring a hassle-free upgrade. Key specifications include a panel shape with dimensions of 10.313" L x 8.25" W x 1.125" H. The filter material is cotton gauze, designed for high air flow and exceptional filtration, lasting up to 50,000 miles between cleanings. It comes ready to use with 1.37 oz (40 ml) of re-oiling amount and is backed by K&N's impressive 10-Year/1,000,000 Mile Limited Warranty, reflecting the brand's confidence in its durability and performance. This warranty covers defects in materials and workmanship, with specific exclusions for misuse, improper maintenance, or external damage. This panel air filter is specifically designed to fit various Audi models, including the A4, A4 Quattro, RS4, and S4, across a range of model years from 2002 to 2009, accommodating different engine sizes. Always consult the full fitment list to ensure compatibility with your specific vehicle.