VerdictAI
#5 in Best Engine Air Filters

Purolator A24278 PurolatorONE Advanced Engine Air Filter

Purolator

Best for

Best budget

Amazon rating

★★★★★4.6(1,679)

Amazon aggregate, one input among many in the Verdict Score

Verdict scoreGood
78/ 100

Current price

$6.48

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Updated Jun 27, 2026 · 1 min read

Purolator A24278 PurolatorONE Advanced Engine Air Filter

The consensus

What reviewers found

Synthesized across the trust-weighted source mix below.

Across the verified-purchase reviewers we read, this Purolator PurolatorONE paper filter pairs a 4.6 average over roughly 1,680 ratings with the lowest price in the entire pool at well under ten dollars. For shoppers who want a simple, inexpensive drop-in replacement, that combination of broad endorsement and rock-bottom cost is the standout value story here. The data contained no independent lab testing or specialist-community discussion, so the verdict is built on customer satisfaction with fit and value rather than measured filtration performance.

What reviewers liked

  • Lowest price in the pool by a wide margin
  • 4.6 average across roughly 1,680 verified-purchase reviews
  • Simple disposable design with no re-oiling maintenance

Where it falls short

  • No independent filtration testing in the signals reviewed
  • Disposable element must be replaced rather than cleaned
  • Fitment must be confirmed by part number for your specific vehicle

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Across the reviews

Synthesis · not our verdict

Across the verified-purchase reviewers we read, this Purolator PurolatorONE paper filter pairs a 4.6 average over roughly 1,680 ratings with the lowest price in the entire pool at well under ten dollars. For shoppers who want a simple, inexpensive drop-in replacement, that combination of broad endorsement and rock-bottom cost is the standout value story here.

The data contained no independent lab testing or specialist-community discussion, so the verdict is built on customer satisfaction with fit and value rather than measured filtration performance. As a disposable paper element it carries none of the maintenance overhead of the reusable K&N filters, but it will need periodic replacement rather than washing.

As always with paper filters, confirm the part number or listed application matches your vehicle before buying.

Key specs

Source: Amazon listing
Provides high volumes of clean air for efficient operation and reduced engine wear
Multi-fiber, high-density media traps 99% of harmful contaminants to protect the engine
Gaskets provide a tight seal to ensure that only filtered air reaches the engine
Improves acceleration and boosts overall engine efficiency
Does not void new car warranty

If the consensus convinced you

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