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NM Eng. HI-FLO Air Filter


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NM Engineering Hi-Flo filters are a high-performance, multi-layer cotton gauze oiled air filter that can be cleaned, re-oiled, and used many times over.


Pre-oiled - Red or Blue

Re-oil amount: 26 grams

Filter Dimensions:

  • Flange ID  3"
  • Filter Length  4.5", OAL 6.25"
  • Diameter  4"-6" Cone

Made in the USA