Oil, Lube & Chemicals
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1 Quart 25W-40 Catalyst Marine Engine OilSIERRA-18-9400CAT-2Qty In Stock: 75Brand: SierraSierra's Premium Blend 25W-40 catalyst engine oil is specially formulated to meet the needs of 4-stroke marine engines with catalyst emission systems. Learn More
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32 oz. Type C Electric Shift Gear Lube | Sierra 18-9620-2SIERRA-18-9620-2Qty In Stock: 62Brand: SierraSierra's Type “C” gear lubricant is formulated for older electric shift stern drives & outboards. Learn More
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1 Quart 10W-30 Catalyst Marine Engine OilSIERRA-18-9420CAT-2Qty In Stock: 46Brand: SierraSierra's Premium Blend 10W-30 catalyst engine oil is specially formulated to meet the needs of 4-stroke outboards with catalyst emission systems. Learn More
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5 Quart 25W-40 Catalyst Marine Engine OilSIERRA-18-9400CAT-4Qty In Stock: 89Brand: SierraSierra's Premium Blend 25W-40 catalyst engine oil is specially formulated to meet the needs of 4-stroke marine engines with catalyst emission systems. Learn More
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Synthetic Blend Outboard Engine Oil 4 Liter - 25W-50 | Sierra 18-9552-3SIERRA-18-9552-3Qty In Stock: 59Brand: SierraSynthetic blend 25W-50 engine oil is specially formulated for use in supercharged Mercury Verado outboards. Learn More
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Marine Engine Combustion Cleaner - 12 oz. | Sierra 18-9580-3SIERRA-18-9580-3Qty In Stock: 48Brand: SierraImproves engine efficiency & removes internal carbon deposits from marine engines. Learn More
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1 Gallon TC-W3 Full Synthetic 2-Cycle Engine OilSIERRA-18-9540-3Qty In Stock: 31Brand: SierraFull Synthetic TC-W3 2-stroke oil is designed as a high performance outboard lubricant. Learn More
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32 oz. Power Trim & Steering FluidSIERRA-18-9751-2Qty In Stock: 46Brand: SierraDesigned to ensure proper pump performance of marine power tilt, power trim, & power steering units. Learn More
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Marine Fuel Stabilizer - 1 Gallon | Sierra 18-9080SIERRA-18-9080Qty In Stock: 18Brand: SierraTreats up to 512 gallons of 2-cycle, 4-cycle, or diesel fuel to prevent phase separation & protect fuel system. Learn More
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Premium Blend 2-Cycle Engine Oil - 1 Pint | Sierra 18-9500-1SIERRA-18-9500-1Qty In Stock: 67Brand: SierraSierra's Premium Blend TC-W3 oil is designed to meet all domestic & import 2-stroke outboard engine requirements. Learn More
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8 oz. Sierra Pro Performance GreaseSIERRA-18-9200-0Qty In Stock: 14Brand: SierraPremium lithium formulated grease for trailer wheel bearings, universal joints, outdrive pivot joints, gimbal bearings, & shaft splines. Learn More
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25W-40 Catalyst Marine Engine Oil, 1 Quart | Sierra 18-9440CAT-2SIERRA-18-9440CAT-2Qty In Stock: 54Brand: SierraSynthetic blend 25W-40 engine oil is formulated for stern drive & inboard marine engines with catalyst emission systems. Learn More