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Mercruiser 420 Replacement Oil Filters
Buy now from K&N's Online Store and get a 100% money back guarantee on any oil filter! Outstanding Oil Filtration for Mercruiser 420 Models.
- High Oil Flow Rate
- Heavy Duty Construction
- Great with Synthetic or Conventional Oil
K&N automotive oil filters for the Mercruiser 420 offer high oil flow rates while providing outstanding filtration. K&N automotive oil filters are designed to work with all grades of synthetic, conventional and blended motor oils.
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