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Full Synthetic SAE 30 4-Stroke Oil 5 Qt. SIERRA™ 18-9410-4

$58.70 $60.39

Fully synthetic straight 30 weight engine oil is formulated for inboard & stern drive marine engines. Sierra full synthetic inboard engine oil SAE 30 5 quart bottle Recommended for gasoline...

Fully synthetic straight 30 weight engine oil is formulated for inboard & stern drive marine engines.

  • Sierra full synthetic inboard engine oil
  • SAE 30
  • 5 quart bottle
  • Recommended for gasoline and diesel inboard and I/O engines
  • Developed specifically for the marine environment and the high running stresses marine engines encounter
  • Reduces friction and wear for long engine life
  • Beter lubrication effectiveness for longer durations than mineral oils
  • Reduces oil consumption and improves fuel economy
  • Exceeds all FC-W requirements
  • API-CF/SL