K&N Engine Air Filter for BMW 1983-1999

The K&N Engine Air Filter is designed to enhance the performance of your BMW from 1983 to 1999. This premium, washable replacement air filter increases horsepower and acceleration while providing excellent filtration. It features a rugged construction with multiple layers of premium cotton gauze, ensuring durability and longevity. The filter is engineered to be cleaned every 75,000 miles under normal driving conditions, making it a cost-effective solution compared to disposable filters. Compatible with various BMW models including 316i, 318i, 320i, 325i, and more, this filter is a perfect fit for your vehicle's factory air box. • Engineered to increase horsepower and acceleration • Washable and reusable for long-term use • Durable construction with premium materials • Requires cleaning every 75,000 miles under normal conditions • Saves money compared to multiple disposable filters