5 Quart 25W-40 Catalyst Marine Engine Oil

5 Quart 25W-40 Catalyst Marine Engine Oil

Brand: Sierra SKU: SIERRA-18-9440CAT-4
MSRP: $40.99
Quantity: 53

Synthetic blend 25W-40 engine oil is formulated for stern drive & inboard marine engines with catalyst emission systems.

Warehouse Available
Michigan 16
Tennessee 15
Wisconsin 10
Ohio 8
Florida 4


  • Sierra synthetic blend catalyst inboard engine oil
  • SAE 25W-40
  • 5 quart jug
  • Recommended for use with inboard and I/O marine engines with catalyst exhaust systems
  • Meets the requirements of modern 4-stroke recreational inboard, I/O, and outboard engines with or without emission catalyst systems
  • Developed specifically for the marine environment and the high running stresses marine engines encounter
  • Protects internal engine components from rust and corrosion
  • Features high detergency, antiwear proprties, and dispersants to prevent engine sludge
  • ZDDP anti-wear additive prevents phosphorus depletion and extends the emission catalyst life
  • NMMA FC-W certified/API-SL
  • Replaces Mercury 92-8M0078630
Additional Information

Additional Information

Application Catalyst Engine Oils
Type Engine Oil
Manufacturer Part No. 18-9440CAT-4
Weight 9.5000
Brand Sierra
Ships free when order qualifies Yes
Hazmat Fee N/A
Notice N/A