K&N 77-1526KP High Flow Kit For Jeep Grand Cherokee 99-04

The K&N 99-04 Jeep Grand Cherokee L6-4.0L High Flow Performance Kit is a cold air intake system designed to enhance engine performance by increasing horsepower and torque. Constructed with a mandrel-bent aluminum intake tube, it features a washable, reusable High-Flow Air Filter with oiled cotton media. The oversized, conical filter allows for up to 100,000 miles of service under normal highway driving conditions. A custom heat shield or air box is included to protect intake air from high engine bay temperatures, ensuring optimal airflow and performance. This system offers a straightforward installation process, typically completed in less than 90 minutes, providing a reliable upgrade for improved engine efficiency and power.

Designed for 1999–2004 Jeep Grand Cherokee models equipped with the 4.0L inline-six engine, this kit is a direct bolt-on replacement that enhances airflow and engine response. Compatibility is specific to this vehicle range, with some intakes not legal for sale or use on pollution-controlled vehicles in California. The kit includes the intake tube, high-flow filter, and heat shield or air box, making it suitable for street and daily driving applications. Its durable construction and performance-focused design make it an ideal upgrade for Jeep owners seeking increased power and improved throttle response without extensive modifications.