K&N Engineering Drop-In High-Flow Washable Air Filter 33-2137

K&N Engineering Drop-In High-Flow Washable Air Filter 33-2137 Upgrade engine performance with the K&N 33-2137 Drop-In High-Flow Washable Air Filter. Engineered with layered, oiled cotton media, this drop-in replacement improves airflow, captures contaminants effectively, and is designed to deliver measurable gains in horsepower and throttle response. Precision fit: Direct drop-in replacement for your factory air box — no modifications required. High-flow design: Multi-layer cotton media maximizes airflow while trapping dirt and debris. Washable & reusable: Built to last the life of your vehicle; clean and re-oil for continued performance. Durable construction: Engineered for long-term use and consistent filtration performance. Warranty: Backed by K&N’s 10-Year/Million Mile Limited Warranty for confidence and reliability. Ideal for enthusiasts and daily drivers alike, the K&N 33-2137 delivers superior airflow and protection without sacrificing convenience. Install easily, maintain quickly, and enjoy improved engine efficiency and responsiveness. Specifications at a glance: washable cotton media, reusable lifetime design, simple drop-in installation, 10-Year/Million Mile Limited Warranty.