Sierra 18-7921 Oil Filter

Sierra replacement canister oil filter for Mercury Marine engines. Fits 135/150/175/200 HP Verado In-line 4 cylinder O/B.

  • Anti-Drain-Back Valve
  • Engineered with premium grade materials that will excel in the extreme marine environment
  • Epoxy coated for corrosion resistance
  • Heavy-wall steel canister for further corrosion protection
  • High-efficiency filter media that meets or exceeds the OE’s filtration
  • Backed by Sierra’s industry leading warranty


Sierra 18-7921 Oil Filter


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