The K&N 77-6014-1KP high flow performance kit is a cold air intake system designed to enhance the airflow and overall engine performance of Nissan Pathfinder, Xterra, and Frontier models equipped with a 4.0L V6 engine from 2005 to 2009. Constructed with a mandrel-bent aluminum intake tube, this system optimizes airflow for increased horsepower and torque. The kit features a washable, reusable high-flow air filter with oiled cotton media, allowing up to 100,000 miles of service under normal highway conditions. A custom heat shield or air box is included to protect intake air from engine bay heat, ensuring cooler, denser air reaches the engine for improved combustion and performance. The design emphasizes durability, efficiency, and ease of maintenance, making it a reliable upgrade for enthusiasts seeking enhanced power.
This intake system is a direct bolt-on upgrade for 2005-2009 Nissan Pathfinder, Xterra, and Frontier models with the V6 4.0L engine. It is suitable for street and performance applications, providing a significant boost in throttle response and engine efficiency. The kit includes the intake tube, high-flow filter, heat shield or air box, and all necessary hardware for installation. Designed for easy, no-weld installation, it replaces the factory intake components seamlessly. Compatible with stock or aftermarket components, this system is ideal for daily drivers and performance enthusiasts aiming to maximize engine output while maintaining reliability and longevity.
