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Traps up to 99% of airborne contaminants
Traps contaminants before they enter your vehicle while cleaning the air that recirculates inside your cabin.
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Antibacterial micro technology
Anti-microbial technology suppresses the growth of harmful bacteria, mold, mildew and fungi.
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Easy installation in just 5 minutes
Every cabin filter comes with easy step-by-step instructions for your specific vehicle’s make and model.
FIND YOUR FILTER
The air you breathe inside your car can be more polluted than the air outside*
Dust, pollen, mold, exhaust & germs circulate inside your car
Unhealthy air aggrevates allergies & breathing problems
Filthy cabin filters contaminate air you and your family breathe
Protect yourself from harmful contaminants
The highest-quality cabin filter for your make and model, delivered right to your door.
4-Step Advanced Filtration Technology
Manufactured to meet or exceed OEM (Original Equipment Manufacturer) standards.
Ordering and installation is fast & easy!
1. Order Online
Easy online ordering with direct from the factory pricing.
2. Free Shipping
Fast, free home delivery on every order.
3. Install Your Filter
Install it yourself with simple step-by-step instructions.
Supporting Partner of the 
When you breathe better we all breathe better. Purchase PureFlow cabin air filter today and we will donate $1 the American Lung Association.
Customers Love PureFlow...
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“Installed easily. Made an immediate improvement in air flow.”
Sherry T. – Houston, TX
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“It got rid of a mildew smell I had in the cab. This is the only filter I'll be using from now on.”
Denene J. – Baltimore, MD.
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“This interior filter fits my Mazda perfectly. Easy to install, good price.”
John B. – South Bend, IN
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“I like the fact that it has three layers of filtration. Even the ones from the dealership are just flimsy, single layer filters.”
Shani P. – West Palm Beach, FL
Frequently Asked Questions
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What is a cabin air filter?
Cabin air filter purifies the air we breathe inside the car. Just like the AC filter at home,... Read more
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What does cabin air filter do?
The basic cabin filter, often referred to as “Particulate Filter” or “Pollen Filter”, is designed to trap pollen and dust. ... Read more
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What is the best cabin filter for my car?
There are two criteria to consider when buying cabin air filter “Fit” and “Function”.
Finding the right size and... Read more
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What is Adsorption?
Often we confuse adsorption with absorption which are two fundamentally different processes. The difference between the two is critical in... Read more
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What is the difference between engine air filter and cabin air filter?
Often consumers confuse engine air filter with cabin air filter. While the former is to protect the engine, cabin filter... Read more
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How often should I change my cabin air filter?
Just like your air filter at home, cabin filters for cars should be replaced once or twice a year. There... Read more
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What are the signs that it is time for a new cabin air filter?
One of the most common indications that it is time to replace the cabin filter, is a moldy or musty... Read more
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Does cabin air filter affect the performance of AC in the car?
Yes! If your cabin air filter system is clogged it will impact the ability of the cooling and heating systems... Read more
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Where is the cabin air filter located in my car?
The most common placement of the cabin air filter is behind the glove compartment. Close to 70% of new cars,... Read more
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How do I change my cabin air filter?
Replacing the cabin filter is an easy and quick job that should not take more than 10 minutes. PURELFOW includes... Read more