Air Box 4+ Stealth Edition 12in Flanges

The Airbox 4+ carbon filter comes equipped with 12-inch flanges and boasts a 3500 CFM rating. These airtight units are designed for easy installation, use, and maintenance, integrating effortlessly into any ducting or filtration system. Constructed from 100% high-quality virgin coconut charcoal, they feature interchangeable high-flow filters that maximize surface area for superior performance. Each unit comes with one prefilter and is proudly built in the United States, making it suitable for both business and domestic use.