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The Marine & Boating category of the Lubricants section covers all types of equipment and machinery for regional marine use and diesel driven power plants operating under harsh conditions. This covers watercraft including; ships, ferries, rescue boats, lifeboats, fishing trawlers, coastal vessels, outboard engines, jetskis, personal watercraft and diesel power generation plants.

Our range of Marine products include;

  • Marine oils for medium and high speed diesel engines
  • Synthetic and semi-synthetic 4-stroke petrol engine oils
  • Synthetic and semi-synthetic 2-stroke engine oils
  • High performance gear oil for outboard engines

Gulf's comprehensive range of lubricants for marine propulsion engines are renowned for their ability to control engine deposits and avoid corrosive attack even with high sulphur residual fuels. There is a wide range of viscosity and base number oils to choose from, and virtually every engine design is catered for by this range.

These oils are formulated with high quality base oil and the latest additive systems to meet the requirements of the different engine types and especially the variety of fuels, from standard gas oil through to high sulphur residual fuel oil. Today, trunk piston engines, 2-stroke marine diesel engines and even high-speed diesel engines around the world use our products. These same oils are also suitable for use in diesel-driven power generation plants.

To purchase any of our lubricants, fluids or cleaning products, please visit your local Gulf Oil service station, contact us on 1800 4853 645 or by emailing info@gulfoil.ie for details of your nearest stockist.

Gulfmar MX 15W-40 [Ref:1801]Technical Data Sheet

Gulfmar MX is marine engine oil developed for modern turbocharged and naturally aspirated marine diesel engines operating on distillate diesel fuel. It is blended from highly refined base stocks and proven performance additives to provide good detergency, dispersancy and antiwear protection with effective acid neutralization capability.

  • Reduces sludge build up & viscosity increase
  • Reduces deposits and keeps engine clean
  • Protects against bore polishing
  • Controls oil thickening and wear
  • Effective acid neutralisation
  • Effective antiwear properties

Modern turbocharged and naturally aspirated 4-stroke medium and high speed marine diesel engines, including rescue boats, lifeboats, fishing trawlers and coastal vessels. Transmissions and general ship applications. See datasheet for details.

Gulfmar HP 30 [Ref:1803]Technical Data Sheet

Gulfmar HP 40 [Ref:1804]Technical Data Sheet

Gulfmar HP 15W-40 [Ref:1805]Technical Data Sheet

Gulfmar HP is high performance marine engine oil developed for modern turbocharged and naturally aspirated marine diesel engines operating on distillate diesel fuel under severe conditions. It is blended from highly refined base stocks and advanced additives to provide very good detergency, dispersancy and antiwear protection with effective acid neutralization capability.

  • Controls deposits & viscosity increase
  • Reduces deposits and enhances engine cleanliness
  • Protection against bore polishing
  • Control of oil thickening, wear and oil filter blockages
  • Effective acid neutralization
  • Excellent antiwear properties

Modern turbocharged and naturally aspirated 4-stroke medium and high speed marine diesel engines, including rescue boats, lifeboats, fishing trawlers and coastal vessels. Transmissions and general ship applications. See datasheet for details.

Gulfmar Supreme 10W-40 [Ref:1814]Technical Data Sheet

Gulfmar Supreme 15W-40 [Ref:1815]Technical Data Sheet

Gulfmar Supreme is premium quality marine engine oil developed for modern turbocharged and naturally aspirated marine diesel engines operating on distillate diesel fuel under severe conditions. It is blended from highly refined base stocks and new generation additives to provide excellent detergency, dispersancy and antiwear protection with effective acid neutralization capability.

  • Reduces deposits and sludge
  • Protects against oil thickening
  • Reduced oil consumption
  • Protection against bore polishing
  • Protection against corrosive wear

Modern turbocharged and naturally aspirated 4-stroke medium and high speed marine diesel engines, including rescue boats, lifeboats, fishing trawlers and coastal vessels. Transmissions and general ship applications. See datasheet for details.

Gulfmar XLE 15W-40 [Ref:1816]Technical Data Sheet

Gulfmar XLE 15W-40 is an extra high performance diesel engine oil developed for use in modern, high-output, low emission four stroke cycle diesel engines. It is formulated with state-of-the-art additive technology and severely hydroprocessed base oils to provide outstanding performance and overall protection. Gulfmar XLE 15W-40 enhances the life of exhaust after treatment devices for modern engines, and also provides improved protection to older engines.

  • Corrosive and abrasive wear protection
  • Reduces low-temperature sludge build-up
  • Reduces high-temperature deposits
  • Reduces oil thickening
  • Reduces build-up in Diesel Particulate Filter (DPF)
  • Longer engine/oil/DPF life

Suitable for the latest high performance low emission engines including those equipped with DPFs and Exhaust Gas Recirculation (EGR). Suitable for on-road vehicles and off-road equipment operating in severe low speed/heavy load conditions using ultra low sulphur fuels and specially for high performance inland marine high-speed diesel engines. See datasheet for details.

Gulfmar DDC 40 [Ref:1877]Technical Data Sheet

Gulfmar DDC is premium quality monograde engine oil developed for high output, high speed two-cycle diesel engines. It is formulated with quality base stocks and selected additives to provide excellent wear protection and engine durability.

  • Reduces deposits, sludge build-up & varnish
  • Controlled oxidative thickening
  • Increased oil life
  • Protects against scuffing & wear of cylinder liner and walls
  • Special rust & corrosion inhibitors
  • Protection against corrosive combustion products

High output, high speed two-cycle diesel engines in marine fleets operating on low sulphur fuels.

Gulf Pride 3000 [Ref:1981]Technical Data Sheet

Gulf Pride 3000 is high performance, ashless, 2-cycle engine oil developed to meet the most critical requirements of modern water cooled engines. The advanced ashless additive technology used in this oil provides excellent lubricity and protection against wear & rust.

  • Excellent antiwear properties
  • Ensures cleaner engines and minimises deposits
  • Prevents pre-ignition and spark plug fouling
  • Rust and corrosion inhibitors
  • Stable mixture at low ambient temperatures

Recommended for and meets the warranty requirements of the latest high output 2-cycle water cooled engines requiring NMMA TC-W3® quality oils. Also recommended for 2-Cycle, water cooled outboard engines where NMMA TC-W2®, NMMA TC-W® or other general purpose lubricants are required. Suitable for adding as a premix with petrol or variable ratio oil injection systems. See datasheet for details.

Gulf Pride 4004 [Ref:1982]Technical Data Sheet

Gulf Pride 4004 10W-40 is premium quality 4-cycle engine oil specially developed for the most modern high output petrol powered engines. This high quality oil is designed for the harsh operating conditions of marine environment and it provides excellent lubrication and protection against wear, deposits, rust and corrosion.

  • Wear protection of engines operating under high load/high speed
  • Advanced rust inhibitors
  • Easy cold start
  • Active cleaning agents

Recommended for and meets the warranty requirements of the following modern high output petrol powered 4-cycle water cooled engines requiring NMMA FC-W® quality oil. Suitable for Inboard and Outboard motors and Personal watercraft. See datasheet for details.

Gulf Green 2T [Ref:1960]Technical Data Sheet

Gulf Green 2T is an environment friendly, fully synthetic biodegradable 2-stroke engine oil for use in high performance air cooled 2-stroke petrol engines. It is blended from premium quality esters and ashless performance additives to provide excellent engine protection and cleanliness even under harsh operating conditions.

  • Excellent antiwear properties
  • Ensures cleaner engines and minimises deposits
  • Prevents pre-ignition and spark plug fouling
  • Stable mixture at low ambient temperatures

Recommended for high powered 2-stroke engines operating under different conditions.
Suitable for air cooled 2-stroke petrol engines used in all-terrain-vehicles/quad bikes, snowmobiles, lawnmowers etc.
Suitable for both oil-injection and pre-mix lubrication systems.
See datasheet for details.

Gulf Pride DFI 3000 [Ref:1985]Technical Data Sheet

Gulf Pride DFI 3000 is high performance, semi-synthetic, 2-cycle engine oil specifically formulated and developed to meet the needs of most modern Direct Fuel Injected (DFI) 2-cycle engines. The advanced ashless additive technology used in this oil provides excellent lubricity and protection against wear and rust.

  • Excellent antiwear properties
  • Ensures cleaner engines and minimises deposits
  • Prevents pre-ignition and spark plug fouling
  • Rust and corrosion inhibitors
  • Stable mixture st low ambient temperatures

Specifically formulated for the high demands of 2-Stroke DFI (Direct Fuel Injection) engines of Evinrude, Mercury, Yahama, Nissan and Tohatsu requiring such quality oils.
Latest high output 2-Cycle, water cooled outboard engines.
Suitable for adding as a premix with petrol or variable ratio oil injection systems
See datasheet for details.

Gulf Syntrac 4T 5W-40 [Ref:1296]Technical Data Sheet

Gulf Syntrac 4T is a synthetic, 4-stroke petrol engine oil developed to meet the requirements of latest high performance air cooled 4-stroke engines. It is blended from premium quality base stocks and advanced additive technology to exceed the most demanding lubrication requirements of modern 4-stroke engines.

  • Minimises deposits and controls oil thickening
  • Antiwear properties
  • Eliminates clutch slippage
  • Special detergents for cleaner pistons
  • Maintains viscosity under high temperature-high shear environment
  • Easy starting at low ambient temperatures
  • Reduced oil consumption and hydrocarbon pollution
  • Rust and corrosion inhibitors

Recommended for advanced 4-stroke petrol engines in high performance marine engines of leading global manufacturers operating in wide range of ambient temperatures. See datasheet for details.

Gulf Power Trac 4T 10W-40 [Ref:1298]Technical Data Sheet

Gulf Power Trac 4T is a semi-synthetic, 4-stroke petrol engine oil developed to meet the requirements of latest high performance air cooled 4-stroke engines. It is blended from premium quality base stocks and advanced additive technology to exceed the most demanding lubrication requirements of modern 4-stroke engines.

  • Minimises deposits, sludge build-up and reduces oil thickening
  • Antiwear properties
  • Eliminates clutch slippage
  • Special detergents keeps engine cleaner
  • Maintains viscosity under high temperature-high shear environment
  • Easy starting at low ambient temperatures
  • Rust and corrosion inhibitors

Recommended for advanced 4-stroke petrol engines in high performance marine engines of leading global manufacturers operating in wide range of ambient temperatures. See datasheet for details.

Gulf Outboard Gear Oil 80W-90 [Ref:2393]Technical Data Sheet

Gulf Outboard Gear oil is a high performance gear lubricant designed to provide lubrication of gears used in inboard and outboard marine applications. It is formulated from high quality base stocks and extreme pressure additives to protect gear components in applications where extreme pressures and shock loading are encountered.

  • Excellent extreme pressure properties
  • Minimises sludge and deposit formation
  • Protects equipment from rust and corrosion
  • Good low temperature fluidity
  • Good anti-foam properties
  • Excellent seal compatibility

Inboard and outboard gear cases from major global manufacturers including Evinrude, Johnson, Mariner, Mercury, Suzuki, Honda, Yahama, Tohatsu, Nissan. NOTE: May NOT be suitable for some models which call for special fluid (particularly jet units). See datasheet for details.