Mercury Cougar Oil and Lubricants

Essential Mercury Cougar Oil and Lubricants

FRAM – 5W-20 Full Synthetic Motor Oil, Faster Oil Flow at Start-Up, 1 Quart (Part No.F920)

5W-20 Full Synthetic Motor Oil, Faster Oil Flow at Start-Up, 1 Quart

from

$7.49
FRAM Engine Oil Full Synthetic SAE 5W-20 is a full synthetic motor oil blended with high quality synthetic base stocks and the latest additive technology to meet the stringent API: SP, SN, SM, SL, SJ and ILSAC GF-6A specifications to provide the ultimate protection for your engine. Specifically formulated for the rigorous environment of gas-direct engine (GDI) & turbo gas-direct engine (TGDI) designs as well as providing increased protection for carbureted or normally fuel injected engines. FRAM Engine Oil Full Synthetic SAE 5W-20 contains additive technology designed to prevent low-speed pre-ignition (LSPI). LSPI can lead to pre-mature engine failure and is a major concern of the automotive industry for vehicles employing GDI or TGDI technology. This oil also provides increased wear protection, oxidation and shear stability over previous oil categories.

Product Features:
  • Faster oil flow at start-up!
  • Fuel efficiency gains over heavier grade oils
  • Excellent sludge and varnish protection
  • Outstanding thermal and oxidation stability
  • Lowers oil vaporization and consumption at extreme conditions
  • ALWAYS REFER TO YOUR VEHICLES OPERATING MANUAL TO SELECT THE CORRECT GRADE OIL FOR YOUR ENGINE.
  • Ultimate Engine Protection: FRAM Engine Oil Full Synthetic SAE 5W-20 meets stringent API: SP, SN, SM, SL, SJ and ILSAC GF-6A specifications, ensuring top-tier protection for your engine.
  • Advanced Additive Technology: Specifically formulated to prevent low-speed pre-ignition (LSPI), a major concern for GDI and TGDI engines, thereby reducing the risk of pre-mature engine failure.
  • Versatile Compatibility: Suitable for gas-direct engine (GDI), turbo gas-direct engine (TGDI), carbureted, and normally fuel-injected engines, making it a versatile choice for various engine types.
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FRAM – 10W-40 Conventional Motor Oil, Low-Speed Pre-Ignition Control, 1 Quart (Part No.F640)

10W-40 Conventional Motor Oil, Low-Speed Pre-Ignition Control, 1 Quart

from

$6.49
FRAM Engine Oil SAE 10W-40 engine oil utilizes high-quality base stocks and a robust additive system to provide reliable engine protection across a broad range of operating conditions. Specifically formulated for use in modern gas-direct engines (GDI) and turbo gas direct engines (TGDI) as well as older carbureted or normally fuel injected gasoline engine designs. FRAM Engine Oil SAE 10W-40 contains additive technology designed to prevent low-speed pre-ignition (LSPI) while also providing increased wear protection, oxidation and shear stability over previous oil categories. The FRAM Engine Oil SAE 10W-40 meets the requirements for API SP, SN Plus, SN, SM and earlier API Service Categories.

Product Features:
  • Low-speed pre-ignition control
  • Chain wear protection
  • Piston cleanliness
  • Turbo-compatibility
  • Low-speed pre-ignition control
  • Chain wear protection
  • Piston cleanliness
  • Turbo-compatibility
  • Always refer to your vehicles operating manual to select the correct grade oil for your engine.
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Castrol – Edge 5W-30 Full Synthetic Motor Oil, Superior Wear Protection, 5 Quart (Part No.1598B1)

Edge 5W-30 Full Synthetic Motor Oil, Superior Wear Protection, 5 Quart

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$37.99
Castrol EDGE 5W-30 Full Synthetic Motor Oil is engineered for drivers seeking peak engine performance and unmatched protection. With a formula that is 3X stronger against viscosity breakdown and delivers 10X better high-stress performance, this oil ensures your engine operates smoothly under demanding conditions. Designed for extended use, it offers up to 20,000 miles or one year between oil changes, making it a cost-effective choice for long-term reliability. Its advanced composition exceeds API SQ/SP/SN PLUS/SN standards and meets stringent requirements from Chrysler and Ford, ensuring compatibility with a wide range of vehicles. The 5W-30 weight provides optimal viscosity control and thermal stability, enhancing fuel economy and safeguarding against sludge buildup. Whether you’re navigating high temperatures or heavy loads, this full synthetic oil delivers superior wear protection and performance in critical areas, making it the ultimate solution for maintaining your engine’s health and efficiency.

Product Features:


    Product Features:
    • 3X Stronger than the leading full synthetic (1)
    • 10X Better high stress performance (2)
    • 20,000 miles between oil changes (3)
    • (1) Viscosity breakdown as measured in Kurt Orbahn test on 5W-30 grade
    • (2) As measured in Seq IX test under high load/torque conditions vs. API SQ test limits
    • (3) Or one year, whichever comes first
    • Approved and Licensed Specifications:
    • Exceeds API SQ/SP/SN PLUS/SN
    • ILSAC GF-7
    • Meets engine test requirements of Chrysler MS 6395
    • Meets Ford WSS-M2C945-B1
    • Meets Ford WSS-M2C960-A1
    • Meets Ford WSS-M2C961-A1
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FRAM – Small Engine 30W Conventional Engine Oil, Ideal for Lawn Equipment, 1 Quart (Part No.463-32)

Small Engine 30W Conventional Engine Oil, Ideal for Lawn Equipment, 1 Quart

from

$7.99
FRAM Small Engine Oil SAE 30W 1 QT is a reliable choice for maintaining the performance of your lawn equipment and other small engines. Designed with a conventional oil composition, this SAE 30-weight oil provides optimal lubrication to reduce wear and extend engine life. Its formulation is tailored for small engines, ensuring smooth operation and consistent performance under demanding conditions. The 1-quart size is convenient for routine maintenance, making it easy to keep your equipment running efficiently. Whether you’re working with lawn mowers, generators, or other small machinery, this oil delivers the durability and protection needed to handle everyday use. Invest in FRAM Small Engine Oil to enhance engine reliability and maximize the value of your equipment.

Product Features:


    Product Features:
    • Provides optimal lubrication to reduce wear and extend engine life, ensuring long-term reliability for small engines.
    • Tailored formulation for small engines delivers smooth operation and consistent performance under demanding conditions.
    • Convenient 1-quart size simplifies routine maintenance, making it easy to keep lawn equipment and small machinery running efficiently.
    • Designed for use with lawn mowers, generators, and other small machinery, offering durability and protection for everyday use.
    • Conventional oil composition ensures dependable performance and compatibility with a wide range of small engine applications.
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Castrol – Edge High Mileage 10W-30 Full Synthetic Motor Oil, Reduces Leaks & Deposits, 1 Quart (Part No.15979B)

Edge High Mileage 10W-30 Full Synthetic Motor Oil, Reduces Leaks & Deposits, 1 Quart

from

$11.99
Castrol EDGE High Mileage 10W-30 is an advanced full synthetic motor oil that is specifically designed for vehicles with over 75,000 miles. It’s been engineered to reduce leaks, burnoff and power robbing deposits, but also contains a proprietary additive to protect the emission system. Our Phosphorus Replacement Technology reduces harmful phosphorus to protect the catalytic converter and extend maximum performance. It is the natural choice for drivers who demand maximum performance from their high mileage car.

Product Features:


    Product Features:
    • Phosphorus Replacement Technology to help extend the life of the emission system
    • Reduces leaks, oil burnoff and power robbing deposits
    • 15,000 miles between oil changes (1)
    • (1) Or one year, whichever comes first
    • Meets or exceeds the following specifications:
    • API SP/SN PLUS/SN/SM
    • ILSAC GF-6
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Castrol – GTX 5W-30 Synthetic Blend Motor Oil, Superior Sludge Protection, 6 Quart (Part No.15A66C)

GTX 5W-30 Synthetic Blend Motor Oil, Superior Sludge Protection, 6 Quart

from

$9.49
Castrol® GTX® 5W-20 is a synthetic blend motor oil with a double-action formula proven to clean away the sludge that can block engine oilways (1) and help prevent new sludge formation. Sludge is a thick, tar like substance caused by severe driving conditions such as heavy traffic, poor fuel quality, harsh driving conditions and exceeding oil change intervals. Sludge can block your engine’s vital oilways like cholesterol and if untreated, can rob an engine of its power and ultimately its life. (1) When tested in engines with a high level of sludge

Product Features:
  • Premium-quality base oils and anti-wear additives that help extend engine life
  • Superior protection against engine sludge
  • Advanced protection against viscosity and thermal breakdown
  • Superior protection against high-temperature deposits
  • Meets or exceeds the following specifications:
  • API SP/SN PLUS/SN/SM
  • ILSAC GF-6
  • Meets Ford WSS-M2C945-B1
  • Meets Ford WSS-M2C960-A1
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Castrol – Edge 5W-20 Full Synthetic Motor Oil, 3X Stronger Protection, 1 Quart (Part No.152C82)

Edge 5W-20 Full Synthetic Motor Oil, 3X Stronger Protection, 1 Quart

from

$11.99
Castrol EDGE 5W-20 is an advanced full synthetic motor oil and the optimal choice for drivers who want the best combination of wear protection, viscosity control and thermal stability to maximize engine performance. It is one of Castrol’s strongest engine oils with the strength to maintain this unsurpassed level of engine protection for up to 20,000 miles between oil changes or one year.

Product Features:


    Product Features:
    • 3X Stronger than the leading full synthetic (1)
    • 10X Better high stress performance (2)
    • 20,000 miles between oil changes (3)
    • (1) Viscosity breakdown as measured in Kurt Orbahn test on 5W-30 grade
    • (2) As measured in Seq IX test under high load/torque conditions vs. API SP test limits
    • (3) Or one year, whichever comes first
    • Approved and Licensed Specifications:
    • ILSAC GF-6
    • Exceeds API SP/SN PLUS/SN/SM
    • Meets engine test requirements of Chrysler MS 6395
    • Meets Ford WSS-M2C945-B1
    • Meets Ford WSS-M2C960-A1
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Castrol – GTX 10W-40 Conventional Motor Oil, Helps Extend Engine Life, 5 Quart (Part No.15982E)

GTX 10W-40 Conventional Motor Oil, Helps Extend Engine Life, 5 Quart

from

$31.99
Castrol® GTX® 10W-40 is a premium conventional motor oil that has been helping to extend engine life for over 50 years. It is specially engineered to prevent harmful build-up of sludge while protecting against new oil splatter formation better than tough industry standards. Sludge is a thick, tar like substance caused by severe driving conditions such as heavy traffic, poor fuel quality, harsh driving conditions and exceeding oil change intervals. Sludge can block your engine’s vital oilways like cholesterol and if untreated, can rob an engine of its power and ultimately its life.

Product Features:
  • Advanced protection against viscosity and thermal breakdown
  • Superior protection against engine sludge
  • Premium quality base oils and anti-wear additives to help extend the life of your engine
  • Helps minimize oil consumption
  • (1) When tested in engines with a high level of sludge
  • Meets or exceeds the following specifications:
  • API SP/SN PLUS/SN/SM
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Castrol – GTX 10W-30 Synthetic Blend Motor Oil, Protects Against Sludge, 5 Quart (Part No.1597B0)

GTX 10W-30 Synthetic Blend Motor Oil, Protects Against Sludge, 5 Quart

from

$30.99
Castrol® GTX® High Mileage 10W-30 Synthetic Blend Motor Oil is the ultimate choice for extending the life of high-mileage engines. Designed with advanced Phosphorus Replacement Technology, it safeguards your vehicle’s emission system while meeting or exceeding API SP and ILSAC GF-6 standards. This premium synthetic blend offers superior dispersancy to combat sludge buildup, exceptional oil burn-off protection that surpasses industry benchmarks, and advanced additives to minimize engine wear. Its seal conditioners help reduce leaks, ensuring optimal engine performance over time. Engineered for improved fuel economy in 10W-30 grades, this motor oil is perfect for drivers seeking reliability and efficiency. With a 5-quart capacity, it delivers outstanding value and peace of mind for your high-mileage vehicle.

Product Features:


    Product Features:
    • Phosphorus Replacement Technology helps extend emission system life
    • Superior dispersancy that fights sludge build up
    • Exceptional oil burn-off protection exceeding industry standards (1)
    • Seal conditioners to help reduce leaks
    • Advanced additives that minimize engine wear
    • Improved fuel economy (2)
    • (1) Based on API and ACEA volatility specifications
    • (2) In 5W-20, 5W-30 and 10W-30 grades versus industry specifications
    • Meets or exceeds the following specifications:
    • API SP/SN PLUS/SN/SM
    • ILSAC GF-6
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Castrol – GTX 10W-40 Conventional Motor Oil, Helps Extend Engine Life, 1 Quart (Part No.14CD5A)

GTX 10W-40 Conventional Motor Oil, Helps Extend Engine Life, 1 Quart

from

$9.99
Castrol® GTX® 10W-40 is a premium conventional motor oil that has been helping to extend engine life for over 50 years. It is specially engineered to prevent harmful build-up of sludge while protecting against new oil splatter formation better than tough industry standards. Sludge is a thick, tar like substance caused by severe driving conditions such as heavy traffic, poor fuel quality, harsh driving conditions and exceeding oil change intervals. Sludge can block your engine’s vital oilways like cholesterol and if untreated, can rob an engine of its power and ultimately its life.

Product Features:
  • Advanced protection against viscosity and thermal breakdown
  • Superior protection against engine sludge
  • Premium quality base oils and anti-wear additives to help extend the life of your engine
  • Helps minimize oil consumption
  • (1) When tested in engines with a high level of sludge
  • Meets or exceeds the following specifications:
  • API SP/SN PLUS/SN/SM
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Mobil 1 – Extended Performance 10W-30 Full Synthetic Motor Oil, Protects Up to 20,000 Miles (Part No.14978)

Extended Performance 10W-30 Full Synthetic Motor Oil, Protects Up to 20,000 Miles

from

$12.99
If you trust your vehicle to be there for you, you need to be there for its engine, with Mobil 1 Extended Performance full-synthetic motor oil 10W-30. Our ultimate full-synthetic motor oil meets or exceeds the industry’s toughest standards to help you get the most from your engine for up to 20,000 miles between oil changes, guaranteed.(1) Mobil 1 Extended Performance utilizes Mobil 1’s Triple Action+ Formula to combine outstanding engine performance, protection, and cleanliness with the added benefit of maximized engine power. This cutting-edge formula is recommended by ExxonMobil for all types of modern vehicles, including high-performance, turbo-charged, and supercharged gasoline and diesel multi-valve fuel-injected engines found in passenger cars, SUVs, light vans, and light trucks. Mobil 1 is America’s No. 1 synthetic motor oil brand at retail,(2) trusted and recommended by car builders and experienced mechanics, and is the Official Motor Oil of NASCAR®. ((1)Protects for up to 20,000 miles or 1 year, whichever comes first. To learn more about the Mobil 1 Limited Warranty, visit Mobil.US. (2)Source: The NPD Group/ Retail Tracking Service/ Dollar Sales/ PCMO full-synthetic/ 52 weeks ending Feb 25, 2023)

Product Features:
  • Mobil 1 High Mileage full-synthetic motor oil 10W-30 is designed for engines with over 75,000 miles to go up to 10,000 miles between oil changes (1)
  • Utilizes Mobil 1’s Triple Action+ Formula to combine outstanding engine performance, protection, and cleanliness with the added benefit of power
  • Meets ILSAC GF-6 standards to help provide low-speed pre-ignition (LSPI) and timing chain wear protection while keeping your engine clean and helping to improve your fuel economy
  • Helps extend engine life by working to prevent damaging deposits and sludge buildup
  • Provides excellent internal engine heat protection (up to 500 degrees F) and low temperature protection (to -40 degrees F)
  • Manufacturer Part Number: 102990
  • Extended Engine Protection: Mobil 1 Extended Performance full-synthetic motor oil 10W-30 protects your engine for up to 20,000 miles or 1 year, ensuring long-lasting performance and reliability.
  • Versatile Compatibility: Recommended for all types of modern vehicles, including high-performance, turbo-charged, and supercharged gasoline and diesel multi-valve fuel-injected engines in passenger cars, SUVs, light vans, and light trucks.
  • Industry-Leading Standards: Meets or exceeds the industry’s toughest standards, making it a trusted choice for car builders, experienced mechanics, and as the Official Motor Oil of NASCAR«.
  • America’s No. 1 Synthetic Motor Oil Brand: Mobil 1 is the top synthetic motor oil brand at retail, trusted by consumers and professionals alike for its superior quality and performance.
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Yukon Gear – Friction Modifier / Posi Additive (Part No.15018)

Friction Modifier / Posi Additive

from

$17.99
Help keep positraction chatter down with posi additive from Yukon Gear & Axle.

Product Features:
  • positraction additive
  • For use in any clutch-style limited slip
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Royal Purple – MaxGear SAE 75W90 High Performance Gear Oil w/Friction Modifier Additive, 1 QT (Part No.01300)

MaxGear SAE 75W90 High Performance Gear Oil w/Friction Modifier Additive, 1 QT

from

$24.99
Max Gear is recommended for truck and automotive differentials, outboard motor lower units or in rear axles or manual transmissions requiring an API fluid. Max Gear is a high performance automotive gear oil designed to provide maximum protection to heavily loaded gears while increasing power throughput through the drive train. Max Gear virtually eliminates both gear and bearing wear-even under severe squeeze film conditions caused by extremely high loads, sudden shock loads or low RPMs. Slippery, synthetic molecules not only reduce wear and friction but significantly increase Max Gear’s cold weather fluidity and lubricity, making it the ideal choice for vehicles operating in cold climates. Gears run smoother, quieter, cooler and longer without overhauls. It is noncorrosive to both ferrous and nonferrous metals.

Product Features:
  • Maximizes horsepower
  • Extends gear and bearing life
  • Reduces operating temperature
  • Lower coefficient of friction
  • Superior corrosion protection
  • Separates rapidly from water
  • For use with open, limited-slip and locking differential
  • Contains limited-slip friction modifier
  • Made in USA
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Royal Purple – MaxGear SAE 75W140 High Performance Gear Oil w/Friction Modifier Additive, 1 QT (Part No.01301)

MaxGear SAE 75W140 High Performance Gear Oil w/Friction Modifier Additive, 1 QT

from

$26.49
Max Gear is recommended for truck and automotive differentials, outboard motor lower units or in rear axles or manual transmissions requiring an API fluid. Max Gear is a high performance automotive gear oil designed to provide maximum protection to heavily loaded gears while increasing power throughput through the drive train. Max Gear virtually eliminates both gear and bearing wear-even under severe squeeze film conditions caused by extremely high loads, sudden shock loads or low RPMs. Slippery, synthetic molecules not only reduce wear and friction but significantly increase Max Gear’s cold weather fluidity and lubricity, making it the ideal choice for vehicles operating in cold climates. Gears run smoother, quieter, cooler and longer without overhauls. It is noncorrosive to both ferrous and nonferrous metals.

Product Features:
  • Maximizes horsepower
  • Extends gear and bearing life
  • Reduces operating temperature
  • Lower coefficient of friction
  • Superior corrosion protection
  • Separates rapidly from water
  • For use with open, limited-slip and locking differential
  • Contains limited-slip friction modifier
  • Made in USA
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Valvoline – Flex Fill Transmission & Differential Gear Oil: Full Synthetic 75W-140, 1 Quart (Part No.889787)

Flex Fill Transmission & Differential Gear Oil: Full Synthetic 75W-140, 1 Quart

from

$19.99
We’ve squeezed innovation into every ounce of Valvoline FlexFill SAE 75W-140 Full Synthetic Gear Oil, the ultimate gear protection in hypoid rear differentials and non-synchronized manual transmissions. Our unique new flexible pouch makes getting into the tightest places to lubricate gears easier than ever and with less waste. The superior detergent package-based formulation contains fully synthetic basestocks and special additives that help protect parts from rust and corrosion while providing exceptional high and low temperature protection and excellent thermal stability, especially in demanding driving situations such as towing and off-roading. It contains an extreme pressure additive for better load carrying capacity, wear resistance additives that assist in protecting gear teeth, a limited slip additive for optimal clutch pack performance, and an anti-foaming agent for better lubrication and service life. Valvoline FlexFill SAE 75W-140 Full Synthetic Gear Oil is recommended for use in axle applications requiring factory-fill or drain-and-fill levels for limited slip performance.

Product Features:
  • FLEXIBLE POUCH FOR EASIER USE WITH LESS WASTE in tight, hard to reach undercarriage situations.
  • EXCEPTIONAL HIGH AND LOW TEMPERATURE PROTECTION ranging from -30F to 300F degrees for dependable coverage year-round
  • REDUCES CHATTERING AND PROTECTS GEAR TEETH from oxidation, rust, and wear
  • MEETS THE DEMANDS OF CONVENTIONAL AND LIMITED SLIP REAR DIFFERENTIALS where API GL-5 is specified, as well as non-synchronized manual transmissions that require API GL-4
  • MEETS OR EXCEEDS PERFORMANCE REQUIREMENTS for Ford M2C-192A, GM 12346140, Chrysler MS-8985 and API GL-5
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Valvoline – SynPower Transmission & Differential Gear Oil: Full Synthetic 75W-90, 1 Gallon (Part No.882505)

SynPower Transmission & Differential Gear Oil: Full Synthetic 75W-90, 1 Gallon

from

$59.99
Valvoline SAE 75W-90 Full Synthetic Gear Oil provides the ultimate gear protection in hypoid rear differentials and non-synchronized manual transmissions. Engineered to outperform, our detergent package-based formulation contains Full Synthetic basestocks and special additives that help protect parts from rust and corrosion while providing exceptional high and low temperature protection and excellent thermal stability, especially in demanding driving situations such as towing and off-roading. It contains an extreme pressure additive for better load carrying capacity, wear resistance additives that assist in protecting gear teeth, a limited slip additive for optimal clutch pack performance, and an anti-foaming agent for better lubrication and service life. Valvoline SAE 75W-90 Full Synthetic Gear Oil is recommended for use in axle applications requiring factory-fill or drain-and-fill levels for limited slip performance. Protect your gears with Valvoline, the No. 1 gear oil brand.

Product Features:
  • EXCEPTIONAL HIGH AND LOW TEMPERATURE PROTECTION , ranging from -30F to 300F degrees
  • REDUCES CHATTERING AND PROTECTS GEAR TEETH from oxidation, rust, and wear
  • FIGHTS CORROSION AND RUST with emulsifying agents and safeguards against impurities, oxidation and thermal breakdown
  • MEETS THE DEMANDS OF CONVENTIONAL AND LIMITED SLIP HYPOID DIFFERENTIALS where APPI GL-5 is specified, as well as non-synchronized manual transmissions that require API GL-4 or MT-1 fluid
  • MEETS OR EXCEEDS THE PERFORMANCE REQUIREMENTS for Mack GO-H and GO-J; API GL-5 and API MT-1; MIL-PRF-2105E; and SAE J2360
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Helping You Find the Right Oil and Lubricants for Your Mercury Cougar

You love your Cougar. So we’ve made it easier than ever to help you find Mercury Cougar Oil and Lubricants in our online catalog. Our inventory holds 83 aftermarket and OEM Oil and Lubricants for your Mercury Cougar, ranging from $6.49 to $59.99.

We offer parts from 9 brands trusted to make quality Oil and Lubricants for your Mercury Cougar. Before you buy, take some time to read through customer reviews. We currently have 417,238 reviews of Mercury Cougar Oil and Lubricants from previous customers. Some of the top rated parts include Platinum 5W-20 Full Synthetic Motor Oil, Boosts Fuel Economy with 4.8 stars and Advanced Full Synthetic 5W-30 Engine Oil, Maximizes Engine Life, 1 Quart with 4.9 stars.

Find your Cougar Oil and Lubricants here, order online, and have your order shipped directly to your home. Prefer to have an in-person look at your Mercury Cougar part to confirm it’s just right? You can find your nearest Advance Auto Parts store and confirm they have the part in stock before heading over.

Top Oil and Lubricants Brands for Your Mercury Cougar

Our inventory holds Oil and Lubricants for your Mercury Cougar from 9 trusted brands. You’ll find OEM and aftermarket parts from brands like Fram, Castrol, and Mobil Oil, all of which can keep that Mercury happy.

Top-Rated Pennzoil Oil and Lubricants

Leading Pennzoil Oil and Lubricants

We carry Pennzoil brand parts for your Mercury Cougar across several catalog categories, including Lubricants. Some of our most reviewed Pennzoil parts include:

FAQs for Mercury Cougar Oil and Lubricants

What are the most purchased Oil and Lubricants for the Mercury Cougar?

Out of 83 Oil and Lubricants for the Mercury Cougar, the most popular in our inventory are:
5W-30 Full Synthetic Motor Oil, Faster Oil Flow at Start-Up, 5 Quart
from $27.99
This product is not rated
5W-30 Full Synthetic Motor Oil, Faster Oil Flow at Start-Up, 5 Quart
Engine Oil

What are the top-rated Mercury Cougar Oil and Lubricants?

Top-rated Oil and Lubricants for your Mercury Cougar based on customer reviews/ratings are:
Platinum 5W-20 Full Synthetic Motor Oil, Boosts Fuel Economy
from $37.99
(2220)
Platinum 5W-20 Full Synthetic Motor Oil, Boosts Fuel Economy
“Use it in our town and country and keeps the motor nice and quiet”
Advanced Full Synthetic 10W-30 Motor Oil, Maximizes Engine Life, 5 Quart
from $36.99
(690)
Advanced Full Synthetic 10W-30 Motor Oil, Maximizes Engine Life, 5 Quart
“Bought 2 of the 3 gallon garage boxes. Really like that it’s less plastic in the packaging.”