KAX CF11671 Premium Cabin Air Filter – Dual Active Carbon, Easy Fit

Elevate your cabin air with KAX ProSeries CF11671

In the cabin, every breath matters. The KAX Premium Cabin Air Filter CF11671 replacement blends a dual-layer active carbon matrix with a precise OEM fit to bring cleaner air into your driving space. Tested for practical reliability, it’s designed to work with a broad range of vehicles including Ram trucks, Mazda CX-7, and Wagoneer models.

Sensorial cues: you may notice a quieter climate control operation and a faster airflow response as the filter reduces odor compounds and pollutants while allowing fresh air to circulate. The dual carbon layer targets common interior odors from daily driving, gym bags, and fuel roughness, helping maintain a balanced atmosphere inside the cabin.

Why drivers choose the KAX CF11671 ProSeries

• Odor control: The dual-layer carbon matrix actively reduces unpleasant smells, helping the cabin feel fresher on longer trips.
• High filtration efficiency: Up to 99.9% PM2.5 filtration efficiency, with a performance boost over typical OEM parts; you can still choose a replacement with confidence for daily commutes.
• Airflow optimization: The design minimizes resistance by about 15%, which can contribute to improved climate system effectiveness and potentially lower energy use.
• Exact fit and quick install: Manufactured to exact OEM dimensions, ensuring compatibility and a tool-free installation in under five minutes.
• Quality packaging: Each filter ships in a protective box, ready for immediate replacement and storage between uses.

What to expect in daily use

For city driving, the filter can help manage outdoor odors and pollen, creating a more comfortable cockpit during morning commutes. On longer highway journeys, improved airflow helps maintain steady climate performance, while the carbon matrix works to absorb impurities present in varied environments, such as urban tunnels or rural roads with dust exposure.

Product specs at a glance

• Length: 8.5 inches; width: 7.7 inches; height: 1 inch
• Rectangular shape; not washable; single-use replacement
• Pack size: 1 piece per box
• Designed for Ram 1500/2500/3500, Ram Classic 1500 (2019–2024), Mazda CX-7 (2007–2012), Wagoneer family (2022–2025)