K&N Engineering Replacement Air Filter: BMW 320i 2012 / 328i 2012 Side Skirts The Sound Kit is constructed

The Sound Kit is constructed from premium titanium

Re-Start feature allows for quick recovery after deep discharges

The bi-modal valve system allows you to tailor the exhaust note to your preference

ensuring smoother and more consistent spring action across the entire deflection range

The Clutch Masters Aluminum Flywheel features a precision-machined aluminum body that maintains the necessary strength and heat resistance for high-performance driving

K&N Engineering Replacement Air Filter: BMW 320i 2012 / 328i 2012 Side Skirts The Sound Kit is constructedK&N Engineering Replacement Air Filter Part #: 33 2990 Overview The K&N Engineering Replacement Air Filter is a high performance, reusable air filter designed specifically for your BMW 320i (2012) and 328i (2012). Crafted with advanced filtration media, this filter helps improve airflow to your engine, supporting optimal combustion and engine response. Its durable construction ensures long lasting performance, making it an ideal upgrade for