K&N BMW 2-3-4 Series N20 Engine Performance Air Intake System

The K&N Performance Airbox for BMW 2, 3, and 4 Series equipped with the N20 engine is a high-performance intake system designed to optimize airflow and enhance engine efficiency. Constructed with a fully enclosed injection-molded air box, it replaces the restrictive factory air filter and air box assembly to significantly reduce airflow restriction. The system features a removable lid for easy filter maintenance and cleaning, allowing the engine to breathe more freely. By smoothing and straightening airflow, this intake system delivers increased power and acceleration across the engine's RPM range, improving overall driving performance. Its durable construction and precision design ensure long-lasting reliability and consistent gains.

This intake system is specifically engineered for BMW 2 Series (F22, F23), 3 Series (F30, F31, F34), and 4 Series (F32, F33, F36) models with the N20 engine, covering model years from 2012 onwards. It is a direct replacement upgrade that enhances airflow without requiring additional modifications. Ideal for street and performance driving, the system is designed for easy bolt-on installation, connecting seamlessly to the factory air intake hose. The kit includes the air box, filter, and necessary hardware, providing a straightforward upgrade for enthusiasts seeking improved throttle response and horsepower. This system is suitable for those looking to maximize engine airflow and performance in daily or spirited driving scenarios.