Engine Oils, Lubricants & Fluids
Keep your boat running at peak performance with premium marine engine oils, lubricants, and fluids from Gregor’s Marine.
This category includes OEM and marine-approved engine oils, gear lube, hydraulic fluids, power steering fluid, coolant, fuel treatments, and specialty lubricants designed for a wide range of outboard, sterndrive, and inboard engines from leading marine manufacturers.
Whether performing routine maintenance, winterizing, or servicing a high-performance marine engine, these fluids are selected to meet manufacturer specifications and demanding marine operating conditions.
Not sure which fluid you need? Our marine team can help you choose the correct oil or lubricant for your engine and application.
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- Price
- Subtotal
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Mercury FILTER-FUEL @250 OEM 816296B03
Mercury
MSRP: $4.59$3.90Genuine Mercury FILTER-FUEL @250, part number 816296B03. Designed for use with compatible applications.816296B03- SKU:
- 816296B03
- Availability:
- Usually Ships within 24hours
- Weight:
- 0.94 Ounces
MSRP: $4.59$3.90 -
Mercury GASKET OIL FILTER 8M0142482
Mercury
MSRP: $4.09$3.48Genuine Mercury GASKET OIL FILTER, part number 8M0142482. Designed for use with compatible applications.8M0142482- SKU:
- 8M0142482
- Availability:
- Usually Ships within 24hours
- Weight:
- 0.30 Ounces
MSRP: $4.09$3.48 -
Mercury FILTER-AIR OEM 8548091
Mercury
MSRP: $3.89$3.31Genuine Mercury FILTER-AIR, part number 8548091. Designed for use with compatible applications.8548091- SKU:
- 8548091
- Availability:
- Usually Ships within 24hours
- Weight:
- 0.26 Ounces
MSRP: $3.89$3.31 -
Mercury FILTER-FUEL OEM 73532
Mercury
MSRP: $3.69$3.14Genuine Mercury FILTER-FUEL, part number 73532. Designed for use with compatible applications.73532- SKU:
- 73532
- Availability:
- Usually Ships within 24hours
- Weight:
- 0.26 Ounces
MSRP: $3.69$3.14 -
Mercury GASKET-OIL FILTER 8M0199958
Mercury
MSRP: $3.39$2.88Genuine Mercury GASKET-OIL FILTER, part number 8M0199958. Designed for use with compatible applications.8M0199958- SKU:
- 8M0199958
- Availability:
- Usually Ships within 24hours
- Weight:
- 0.32 Ounces
MSRP: $3.39$2.88 -
Mercury SEAL-FILTER @10 OEM 897536
Mercury
MSRP: $2.69$2.29Genuine Mercury SEAL-FILTER @10, part number 897536. Designed for use with compatible applications.897536- SKU:
- 897536
- Availability:
- Usually Ships within 24hours
- Weight:
- 0.03 Ounces
MSRP: $2.69$2.29 -
Mercury Quickstor Fuel Stabilizer 1oz OEM 8M0047932
Mercury
$16.99Genuine Mercury Quickstor Fuel Stabilizer 12 Oz, part number 8M0047932. Quickstor Fuel System Treatment and Stabilizer 8M0047932 is for use in all 2‑ and 4‑cycle carbureted and fuel‑injected gasoline engines including cars, trucks, motorcycles,...8M0047932- SKU:
- 8M0047932
- Availability:
- Usually Ships within 24hours
- Weight:
- 32.00 Ounces
$16.99 -
Mercury 2-Stroke Premium Plus Synthetic Engine Oil 1Gal 858027K01
Mercury
$44.99Genuine Mercury 2-Stroke Premium Plus Synthetic Engine Oil 1Gal, part number 858027K01. Premium Plus TC-W3 2-stroke outboard oil 858027K01 is for use in all oil-injected, carbureted or EFI mid-range to high-horsepower 2-stroke outboards. Provides...858027K01- SKU:
- 858027K01
- Availability:
- Usually Ships within 24hours
- Weight:
- 256.00 Ounces
$44.99 -
Mercury 4-Stroke Synthetic Oil SAE 25W-40 1Gal 8M0078630
Mercury
$49.99Genuine Mercury 4-Stroke Synthetic Oil SAE 25W-40 1Gal, part number 8M0078630. Synthetic blend 4-stroke oil 8M0078630 is for use in all 4-stroke outboard, sterndrive and inboard marine engines. It is SAE 25W-40 weight oil. Provides outstanding wear and...8M0078630- SKU:
- 8M0078630
- Availability:
- Usually Ships within 24hours
- Weight:
- 256.00 Ounces
$49.99 -
Mercury Optimax DFI Synthetic Blend 2-Stroke Oil 1Gal 8M0229798
Mercury
$64.99Genuine Mercury Optimax DFI Synthetic Blend 2-Stroke Oil 1Gal, part number 8M0229798. Direct Injection Engine Oil 8M0229798 is recommended for use in DFI Mercury, Mariner, OptiMax outboards and DFI 2-stroke engines. This is a 1 gallon (3.78L) bottle...8M0229798- SKU:
- 8M0229798
- Availability:
- Usually Ships within 24hours
- Weight:
- 256.00 Ounces
$64.99 -
Quicksilver Hydraulic Steering Fluid 1Qt 858078Q01
Quicksilver
MSRP: $21.59$20.95Genuine Quicksilver Hydraulic Steering Fluid 1Qt, part number 858078Q01. Hydraulic Helm Steering Fluid 858078Q01 is for use in non‑power hydraulic steering systems such as, MerCruiser compact hydraulic helm steering systems and bolt‑on steering...858078Q01- SKU:
- 858078Q01
- Availability:
- Usually Ships within 24hours
- Weight:
- 64.00 Ounces
MSRP: $21.59$20.95 -
Mercury Premium 2-Stroke Outboard Engine Oil 1Qt 8M0229787
Mercury
$14.99Genuine Mercury Premium 2-Stroke Outboard Engine Oil 1Qt, part number 8M0229787. Exclusive Mercury formulation provides superior lubrication for 2-stroke outboards, as well as 2-stroke personal watercraft, motorcycles, snowmobiles, chainsaws and other...8M0229787- SKU:
- 8M0229787
- Availability:
- Usually Ships within 24hours
- Weight:
- 64.00 Ounces
$14.99 -
Mercury 4-Stroke Engine Oil 10W-30 1Qt 8M0078625
Mercury
$14.99Genuine Mercury 4-Stroke Engine Oil 10W-30 1Qt, part number 8M0078625. Four-stroke mineral base oil 8M0078625 is recommended for use in all 4-stroke marine engines. It is SAE 10W-30 weight oil. Exceeds all marine engine manufacturer's warranty...8M0078625- SKU:
- 8M0078625
- Availability:
- Usually Ships within 24hours
- Weight:
- 64.00 Ounces
$14.99 -
Mercury 4-Stroke Synthetic Oil 25W-40 1Qt 8M0078629
Mercury
$16.99Genuine Mercury 4-Stroke Synthetic Oil 25W-40 1Qt, part number 8M0078629. Synthetic blend 4-stroke oil 8M0078629 is for use in all 4-stroke outboard, sterndrive and inboard marine engines. It is SAE 25W-40 weight oil. Provides outstanding wear and...8M0078629- SKU:
- 8M0078629
- Availability:
- Usually Ships within 24hours
- Weight:
- 64.00 Ounces
$16.99 -
Quicksilver Fuel/Water Separating Filter Yamaha Outboards OEM 8M0154754
Quicksilver
$17.95Genuine Quicksilver Fuel/Water Separating Filter Yamaha Outboards, part number 8M0154754. Designed for use with compatible applications.8M0154754- SKU:
- 8M0154754
- Availability:
- Usually Ships within 24hours
- Weight:
- 64.00 Ounces
$17.95 -
Quicksilver Quicksilver Water Separating Fuel Filter Kit w/ Blue Water Warning Sensor For Outboards OEM 18458Q4
Quicksilver
$24.95Genuine Quicksilver Quicksilver Water Separating Fuel Filter Kit w/ Blue Water Warning Sensor For Outboards, part number 18458Q4. Water separating canister element with o-ring and the water sensor unit. For all 1996 and newer Mercury and Mariner V6 EFI...18458Q4- SKU:
- 18458Q4
- Availability:
- Usually Ships within 24hours
- Weight:
- 64.00 Ounces
$24.95 -
Mercury Fuel/Water Separating Filter 25 Micron OEM 802893T
Mercury
MSRP: $16.99$15.49Genuine Fuel/Water Separating Filter 25 Micron, part number 802893T. Water separating fuel filter 802893T is the replacement filter canister for remote mount filter systems. The water separating fuel filter helps to keep harmful debris or water from...802893T- SKU:
- 802893T
- Availability:
- Usually Ships within 24hours
- Weight:
- 48.00 Ounces
MSRP: $16.99$15.49 -
Mercury Filter Fuel/Water Separating OEM 8M0157616
Mercury
$32.49Genuine Mercury Filter Fuel/Water Separating, part number 8M0157616. Water separating canister element with O-ring for the water sensor plug. For Verado L6 outboards Gen 5 (serial No. 2B144123 and above) equipped with Fuel Supply Module (FSM) systems...8M0157616- SKU:
- 8M0157616
- Availability:
- Usually Ships within 24hours
- Weight:
- 32.00 Ounces
$32.49 -
Mercury Fuel Filter Assembly OEM 8M0166596
Mercury
$40.99Genuine Mercury Fuel Filter Assembly, part number 8M0166596. Mercury Water Separating Fuel Filter 8M0166596 helps protect your engine from moisture and other fuel contaminants that can rob it of horsepower. Fits Mercury 4.6L V8 450R (serial No. 1E083006...8M0166596- SKU:
- 8M0166596
- Availability:
- Usually Ships within 24hours
- Weight:
- 48.00 Ounces
$40.99 -
Mercury Filter Kit Fuel/Water Separating OEM 802893A4
Mercury
$60.99Genuine Mercury Filter Kit Fuel/Water Separating, part number 802893A4. Water separating fuel filter kit 802893A4 includes the filter canister and the mounting bracket. Adds extra fuel filtering to engines with integral filter systems or to engines that...802893A4- SKU:
- 802893A4
- Availability:
- Usually Ships within 24hours
- Weight:
- 64.00 Ounces
$60.99