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Best automotive replacement crankcase ventilation filters, ranked

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Best automotive replacement crankcase ventilation filters, ranked

AI-generated summary · updated September 6, 2026 · verify details before purchase.

  1. Fram 50-0507 Crankcase Ventilation Filter
    Best overall TONYCO

    Fram 50-0507 Crankcase Ventilation Filter

    4.6/5 $29.99

    Reliable, durable filter designed for 4-cylinder engines.

    • High filtration efficiency
    • Easy installation
    • Long lifespan
    View on Amazon manufacturer site
  2. Mann-Filter 3605 Crankcase Ventilation Filter
    Best budget pick Mann Filter

    Mann-Filter 3605 Crankcase Ventilation Filter

    4.5/5 $79.51

    Affordable filter with high performance.

    • Cost-effective
    • Good airflow
    • OEM quality
    • Limited availability
    View on Amazon manufacturer site
  3. ACDelco 3664 Crankcase Ventilation Filter
    Best OEM replacement KOROP

    ACDelco 3664 Crankcase Ventilation Filter

    4.4/5 $27.99

    Compatible with a wide range of GM vehicles.

    • OEM fit
    • Durable
    • Trusted brand
    • Higher price
    View on Amazon manufacturer site
  4. Hella 1126 Crankcase Ventilation Filter
    Best high-performance FWZMDP

    Hella 1126 Crankcase Ventilation Filter

    4.7/5 $39.99 Only 5 left

    Premium filter with advanced mesh.

    • Excellent filtration
    • High flow
    • Long life
    • Expensive
    View on Amazon manufacturer site

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