Injen 8-Layer Oiled Cotton Gauze Air Filter 4.0in ID/ 6.0in Base / 6.3in Height / 4in Top

Injen 8-Layer Oiled Cotton Gauze Air Filter 4.0in ID/ 6.0in Base / 6.3in Height / 4in Top

Marsoni

M251S

$93.23

Get it in 3 business days with 1 day shipping. Friday, May 29

Injen 8-Layer Oiled Cotton Gauze Air Filter 4.0in ID/ 6.0in Base / 6.3in Height / 4in TopWith a rich history in racing and the street performance, Injen Technology has proven itself as a leader in filtration engineering and technology. Lab tested and race proven, Injen's air filter line features state of the art designs and performance. All of Injen's 8 layer cotton gauze oiled air filters feature a tightly layered media that is specified for our use, along with a proprietary filter oil that includes highly advanced tackifiers to stop as

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Exchange/Return Notes

We offer a 30-day return/exchange service after receiving.
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I installed this K&N Lifetime Cabin Air Filter in my 2016 F-150 and noticed the difference right away. The airflow is stronger, and the cabin smells fresher even when driving through dusty or humid areas. What I really like is that it’s washable and reusable—so I won’t have to keep buying filters every year. Fitment was perfect and install took under 10 minutes. Just pop out the old one, slide this one in, and you’re good to go. It feels solid and well made, not like those cheap paper ones. It’s definitely worth the investment, especially if you drive a lot or have allergies. Highly recommend for anyone with a Ford or Lincoln vehicle—it pays for itself quickly!

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Reviewed in the United States on July 3, 2025

Verified Purchase

Bill

Natrona Heights, US

★★★★★ 5

Fit 2024 F250 Platinum

Size: 1.9" x 9.9" x 11.4"

Good quality, perfect fit.

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Reviewed in the United States on April 16, 2026

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JAMES ERIK FOREHAND

Birmingham, US

★★★★★ 5

Great

Size: 1.9" x 9.9" x 11.4"

Great value for the money and easy to install.

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Reviewed in the United States on May 10, 2026

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Mark Liszkiewicz

Boise, US

★★★★★ 5

nice quality

Size: 1.9" x 9.9" x 11.4"

I happen to be a fan of K&N air filters. Fit perfect in my vehicle. Seems like a much nicer quality filter than the cheapo filters from the parts store.

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Reviewed in the United States on March 7, 2026

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gwpconcreteman

Lowell, US

★★★★★ 5

excellent product

Size: 1.9" x 9.9" x 11.4"

easy to install

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Reviewed in the United States on March 21, 2026