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            NPN Cabin Air Filter

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            NPN Cabin Air Filter Review

            Date Published:
            • Performance 5
            • Ease to Use/Intallation 4
            • Quality 4
            • Price 4
            Overall Rating 4.3

            According to experts, your vehicle's cabin air filter should be changed every 12,000 to 15,000 miles. Keeping the air filter in tiptop shape guarantees your and your passengers' maximum protection against soot, pollen, disgusting odors, and the harmful exhaust gases emitted by your vehicle's engine. Delaying the replacement of your stock air filter will not only result in serious damage on your heating, ventilation, and air-conditioning (HVAC) system, but it can also cause severe health problems for your passengers, particularly the minors, the senior citizens, and those with allergies. If you want to avoid all these troubles and if you're not up for the mess that comes with cleaning the air filter, replacing your stock is the best option. NPN is one of the trusted air filter brands. Let's find out if the NPN cabin air filter can match or exceed our expectations.

            NPN cabin air filter features

            • Direct-fit
            • Manufactured according to the exact OEM specifications
            • Equipped with activated charcoal filter component
            • Sold individually
            • Carries a one-year or 12,000-mile limited warranty against material and workmanship defects

            We installed NPN's cabin air filter with activated charcoal on our 2006 Toyota Camry, and here's what we think:

            The pros

            • The air filter's direct-fit feature made it very quick and easy to install. We were able to replace the stock in a jiffy with only one or two tools.
            • Its OE-comparable specifications made NPN's cabin air filter a perfect match for our Toyota Camry-the replacement unit was almost identical with the stock air filter.
            • The air filter's special design was really effective in eliminating the foul odors and keeping dust, pollens, and other allergens from entering our Camry's cabin.
            • Its activated carbon feature increased the filter's efficiency in keeping the exhaust pollutants away from the cabin.
            • The air filter also facilitates maximum air flow while producing minimum air noise.
            • Its three-layer filter components, which were heat-fused together, are definitely more durable and environment-friendly since glues or solvents were not used to hold them in place.
            • The 12-month or 12,000-mile warranty period basically covers the average life span of the air filter. This deserves additional points in terms of the replacement unit's maintenance.

            The cons

            • Although the air filter elements are strongly bonded together, the plastic frame of the NPN cabin air filter is a little fragile. It has the tendency to break or deform if not handled properly.
            • Even though NPN's air filter is relatively cheaper than its counterparts from other brands, paying some extra bucks for the activated carbon component is not really reasonable in some cases.

            The upshot

            After several weeks of testing it on our Toyota Camry, NPN's cabin air filter with activated carbon proved to be a worthy choice to replace the stock. The additional charcoal filter did not wane as it effectively eliminated the harmful fumes coming from the Toyota Camry's engine as well as the pollutants and debris from road. Its OE-comparable specifications and direct-fit attachment also deserve some additional points since we did not encounter any problem regarding the product fit. The one-year warranty period was also a huge asset of NPN's air filter.

            The moderately weak plastic frame is not really a problem since it is actually the same for almost all air filters. The only solution to this dilemma is probably being extra careful in handling the frame especially during the installation. As for the practicality of the activated carbon feature, it actually depends on the daily driving environment of the vehicle. For those who surf the cleaner country roads, purchasing the carbon layer-equipped filter might not be reasonable. But for the regular city street demons like our Toyota Camry, which battle the polluted environment on a daily basis, paying the extra bucks is truly worth it.

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