1981 Mercury Cougar Oil Filters

Essential 1981 Mercury Cougar Oil Filters

Imperial – Remote Mount Filter Kit – Universal (Part No.240291)

Remote Mount Filter Kit - Universal

from

$95.99
For use when relocating the oil filter is necessary. Includes all required hardware except hoses.

Product Features:
  • Remote mount filter kit
  • For use when relocation of the oil filter is necessary
  • Comes with all necessary hardware except hoses
See More

Dorman – Oil Drain Plug Gaske (Part No.A6120831493DOR)

Oil Drain Plug Gaske

from

$19.47
Dorman’s Engine Oil Drain Plug Gaskets are conveniently available in packs of varying quantities. Many styles are offered, including Copper, Aluminum, Nylon, Metal/Rubber, Inset, Fiber and Crush gaskets. Replacement is recommended at every oil change. Oil filter caps are available separately.

Product Features:
  • Direct replacement gaskets and some universal gaskets available. Proper fit with the drain plug ensures a tight seal.
  • Gaskets are also included with many of Dorman’s Engine Oil Drain Plugs and Pans
  • Made to specific sizes and standards to ensure a proper fit
  • Designed and constructed to strict engineering quality standards
See More

Victor Reinz – Engine Oil Drain Plug Gasket (Part No.71-13462-00)

Engine Oil Drain Plug Gasket

from

$1.99
Product Features:
  • Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
See More

Mahle – Oil Drain Plug Gaske (Part No.A6120197370MAH)

Oil Drain Plug Gaske

from

$1.76
Oil Drain Plug Gaske

Dorman – Help – Nylon Rib Drain Plug Gasket, Fits M12 (Part No.69000)

Nylon Rib Drain Plug Gasket, Fits M12

from

$3.99
These oil drain plug gaskets are designed to specific sizes and standards for reliable replacement at every oil change.

Product Features:
  • Direct replacement – these engine oil drain plug gaskets are made to match the fit and performance of the original equipment components
  • Restores functionality – built to restore a proper seal
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Dorman – Nylon Rib Engine Oil Drain Plug Gasket: Fits M14, 1/2" Double Oversize, 5 Pack (Part No.097-118CD)

Nylon Rib Engine Oil Drain Plug Gasket: Fits M14, 1/2" Double Oversize, 5 Pack

from

$3.49
These oil drain plug gaskets are designed to specific sizes and standards for reliable replacement at every oil change.

Product Features:
  • Direct replacement – these engine oil drain plug gaskets are made to match the fit and performance of the original equipment components
  • Restores functionality – built to restore a proper seal
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Dorman – Metal/Rubber Drain Plug Gasket, Fits 1/2Do, 9/16, M14 (Part No.097-828CD)

Metal/Rubber Drain Plug Gasket, Fits 1/2Do, 9/16, M14

from

$3.49
These oil drain plug gaskets are designed to specific sizes and standards for reliable replacement at every oil change.

Product Features:
  • Direct replacement – these engine oil drain plug gaskets are made to match the fit and performance of the original equipment components
  • Restores functionality – built to restore a proper seal
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Dorman – Metal/Rubber Drain Plug Gasket, Fits 1/2Do, 9/16, M14 (Part No.097-025.1)

Metal/Rubber Drain Plug Gasket, Fits 1/2Do, 9/16, M14

from

$3.29
These oil drain plug gaskets are designed to specific sizes and standards for reliable replacement at every oil change.

Product Features:
  • Direct replacement – these engine oil drain plug gaskets are made to match the fit and performance of the original equipment components
  • Restores functionality – built to restore a proper seal
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Felpro – Engine Oil Drain Plug Gasket (Part No.70822)

Engine Oil Drain Plug Gasket

from

$0.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered for the sealing repair environment
  • Validated for fit, form and function
  • Unsurpassed quality you can trust
See More

Felpro – Engine Oil Drain Plug Gasket (Part No.72515)

Engine Oil Drain Plug Gasket

from

$3.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered for the sealing repair environment
  • Validated for fit, form and function
  • Unsurpassed quality you can trust
See More

Carquest Standard – Oil Filter (Part No.R85068)

Oil Filter

from

$5.29
CARQUEST Standard Oil Filters give you the level of quality and application you have come to expect from the CARQUEST name.

Product Features:
  • 94.1% efficiency rating at 20 microns
  • Meets new car warranty requirements
  • Precision coil spring relief valve
  • Nitrile anti-drainback valve for engine start-up protection
  • Metal end caps
  • Cellulose/synthetic blended media
  • Internally lubricated gasket
See More

PurolatorBOSS – Oil Filter: Ideal for Full Synthetic Oil, Protects up to 20,000 miles (Part No.PBL30001)

Oil Filter: Ideal for Full Synthetic Oil, Protects up to 20,000 miles

from

$14.99
PurolatorBOSS Premium Oil Filters are the next generation in oil filtration, delivering maximum engine protection for up to 20,000 miles. PurolatorBOSS exclusively features SmartFUSION Technology – a full synthetic filter media with reinforced polymer mesh backing for over 99% Dirt Removal Power. Engineered to work well with all oil types and viscosities, especially full synthetic oil, PurolatorBOSS is ideal for the most demanding driving conditions, including frequent towing and hauling, stop and go traffic, long commutes, long idle periods and extreme climates. Its rugged internal construction withstands wear and high mileage with a heavy duty BOSS Steel Casing and an innovative double helix, high-flow center tube for twice the strength of traditional side-seam designed center tubes. Widely available for most vehicles on the road today, PurolatorBOSS combines the latest filter technologies for long-lasting protection and advanced engine performance.

Product Features:
  • Up to 20,000 miles – maximum engine protection
  • Ideal for full synthetic oils
  • Over 99% Dirt Removal Power
  • SmartFUSION Technology – a full synthetic filter media with reinforced polymer mesh backing for expanded dirt holding capacity
  • Silicone anti-drainback valve prevents dry starts
  • BOSS Steel Casing withstands extreme pressure while metal end-caps enhance durability
  • PuroSEAL Gasket made from ethylene-acrylic for maximum leak protection
See More

Carquest Premium – Oil Filter: Ideal for Synthetic Oil, Protection up to 10,000 Miles (Part No.85515)

Oil Filter: Ideal for Synthetic Oil, Protection up to 10,000 Miles

from

$7.79
Carquest Premium oil filters are built for durability, utilizing enhanced components to protect engines for the extended drain intervals of modern vehicles using conventional or synthetic lubricants. Our oil filters are built with synthetic blend media that provides 2X the capacity and up to 10,000 miles of protection. Carquest Premium filters feature silicone sealing gaskets for better performance in extreme temperatures. Carquest Premium oil filters meet or exceed original equipment (O.E.) specifications and meet the requirements for maintaining a new vehicle warranty.

Product Features:
  • Protection for up to 10,000 miles
  • Synthetic blend media provides 99.5% efficiency at 20 microns and 2X capacity vs. Standard filters
  • Solid metal end caps are designed to be long lasting
  • Silicone anti-drain back valve for engine start-up protection
  • Heavy-duty steel baseplate provides additional strength to resist leakage
  • Heavy gauge steel canister withstands high pressure operating conditions
  • Silicone sealing gasket performs better in extreme temperature conditions and longer drain intervals (silicone gasket is new feature introduced as a running change)
  • Meets requirements for maintaining new vehicle warranties
See More

ACDelco – Oil Filter: Ideal for Any Type Oil, Same Filter Installed From The Factory (Part No.PF53)

Oil Filter: Ideal for Any Type Oil, Same Filter Installed From The Factory

from

$11.99
ACDelco GM Original Equipment Engine Oil Filters are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These filters help ensure a clean supply of oil to engine components. ACDelco GM Original Equipment parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional.

Product Features:
  • Helps keep abrasive particles away from bearings and other engine hydraulic components
  • Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional
  • ACDelco GM Original Equipment parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
See More

Purolator ONE – Oil Filter: Ideal for High Mileage & Synthetic Oil, Protects to 15,000 miles (Part No.PL14670)

Oil Filter: Ideal for High Mileage & Synthetic Oil, Protects to 15,000 miles

from

$10.99
PurolatorONE Oil Filters keep engines operating at peak performance with up to 99% Dirt Removal Power. Available for most domestic and import applications, PurolatorONE optimizes engine life for up to 15,000 miles of advanced protection for most vehicles on the road today. Made with a high-density synthetic blend filter media and wear-resistant metal end caps, PurolatorONE maintains its integrity and filtering capabilities between oil changes. PurolatorONE is ideal for a wide range of tough driving conditions, including towing, stop and go traffic, commuting and harsh weather conditions. Offers advanced engine protection, especially when used with all synthetic and high mileage oils.

Product Features:
  • Up to 15,000 miles – advanced engine protection
  • Ideal for all synthetic and high mileage oils
  • 99% Dirt Removal Power
  • High-density synthetic blend media
  • Silicone anti-drainback valve prevents dry starts
  • PTFE treated gasket; Heat resistant – stays flexible for advanced leak protection
  • Metal end caps provide stability and integrity for greater wear resistance
See More

Carquest Standard – Oil Filter: Ideal for Conventional Oil, Protection up to 5,000 Miles (Part No.R85515)

Oil Filter: Ideal for Conventional Oil, Protection up to 5,000 Miles

from

$5.49
Carquest Standard oil filters are designed to meet the original equipment (O.E.) specifications and the requirements for maintaining new vehicle warranties. Our oil filters use nitrile sealing gaskets and solid steel baseplates to prevent oil leaks. Carquest Standard oil filters feature cellulose media for increased efficiency at capturing dirt and debris. Each Carquest Standard oil filter is built with rugged components for durability and utilizes multifiber, high-density media for optimal engine protection up to 5,000 miles.

Product Features:
  • Protection for up to 5,000 miles
  • Cellulose media provides 95.1% efficiency at 20 Microns for increased engine protection
  • Nitrile anti-drain back valve for engine start-up protection
  • Lathe cut nitrile sealing gasket prevents leaks
  • Double fluted spiral wound center tube allows maximum flow and provides additional strength
  • Solid steel baseplate provides additional strength to resist leakage
  • Meets requirements for maintaining new vehicle warranties
See More

PurolatorBOSS – Oil Filter: Ideal for Full Synthetic Oil, Protects up to 20,000 miles (Part No.PBL24651)

Oil Filter: Ideal for Full Synthetic Oil, Protects up to 20,000 miles

from

$15.99
PurolatorBOSS Premium Oil Filters are the next generation in oil filtration, delivering maximum engine protection for up to 20,000 miles. PurolatorBOSS exclusively features SmartFUSION Technology – a full synthetic filter media with reinforced polymer mesh backing for over 99% Dirt Removal Power. Engineered to work well with all oil types and viscosities, especially full synthetic oil, PurolatorBOSS is ideal for the most demanding driving conditions, including frequent towing and hauling, stop and go traffic, long commutes, long idle periods and extreme climates. Its rugged internal construction withstands wear and high mileage with a heavy duty BOSS Steel Casing and an innovative double helix, high-flow center tube for twice the strength of traditional side-seam designed center tubes. Widely available for most vehicles on the road today, PurolatorBOSS combines the latest filter technologies for long-lasting protection and advanced engine performance.

Product Features:
  • Up to 20,000 miles – maximum engine protection
  • Ideal for full synthetic oils
  • Over 99% Dirt Removal Power
  • SmartFUSION Technology – a full synthetic filter media with reinforced polymer mesh backing for expanded dirt holding capacity
  • Silicone anti-drainback valve prevents dry starts
  • BOSS Steel Casing withstands extreme pressure while metal end-caps enhance durability
  • PuroSEAL Gasket made from ethylene-acrylic for maximum leak protection
See More

FRAM Titanium – Spin-on Oil Filter: Ideal For Synthetic Oil Protection to 20,000 miles (Part No.FS16)

Spin-on Oil Filter: Ideal For Synthetic Oil Protection to 20,000 miles

from

$15.99
FRAM Titanium advanced high-flow synthetic oil filters offer ultimate engine protection for up to 20,000 miles (32,000 kilometers). Engineered with premium synthetic blend media, FRAM Titanium provides over 99% dirt trapping efficiency.

Product Features:
  • Proven protection for up to 20,000 miles
  • Total Grip textured surface for easy install and removal
  • Silicone anti-drain back valve helps ensure safe engine start up
  • FRAM Powerflow technology allows for efficient oil flow over the filter media
See More

Carquest Premium – Oil Filter: Ideal for Synthetic Oil, Protection up to 10,000 Miles (Part No.85085)

Oil Filter: Ideal for Synthetic Oil, Protection up to 10,000 Miles

from

$7.79
Carquest Premium oil filters are built for durability, utilizing enhanced components to protect engines for the extended drain intervals of modern vehicles using conventional or synthetic lubricants. Our oil filters are built with synthetic blend media that provides 2X the capacity and up to 10,000 miles of protection. Carquest Premium filters feature silicone sealing gaskets for better performance in extreme temperatures. Carquest Premium oil filters meet or exceed original equipment (O.E.) specifications and meet the requirements for maintaining a new vehicle warranty.

Product Features:
  • Protection for up to 10,000 miles
  • Synthetic blend media provides 99.5% efficiency at 20 microns and 2X capacity vs. Standard filters
  • Solid metal end caps are designed to be long lasting
  • Silicone anti-drain back valve for engine start-up protection
  • Heavy-duty steel baseplate provides additional strength to resist leakage
  • Heavy gauge steel canister withstands high pressure operating conditions
  • Silicone sealing gasket performs better in extreme temperature conditions and longer drain intervals (silicone gasket is new feature introduced as a running change)
  • Meets requirements for maintaining new vehicle warranties
See More

Dorman – Help – Pilot Point Engine Oil Drain Plug: M14-1.50 Thread, 16 mm Head, 1 Pack (Part No.69010)

Pilot Point Engine Oil Drain Plug: M14-1.50 Thread, 16 mm Head, 1 Pack

from

$4.49
This engine oil drain plug is designed to match the fit and function of an original equipment plug on specified vehicles. It is engineered to replace a missing or damaged plug and help ensure a secure seal.

Product Features:
  • Direct replacement – this engine oil drain plug is designed to match the fit and function of an original equipment plug on specified vehicles
  • Ideal solution – engineered to replace a missing or damaged plug and help ensure a secure seal
  • Durable construction – designed and manufactured to strict specifications for reliable performance
  • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
See More

Accufit – Oil Drain Plug, M14 x 1.5 (Part No.ODP-00007B)

Oil Drain Plug, M14 x 1.5

from

$5.49
AGS ACCUFIT Oil Drain Plug is a high-coverage/low-part number program that covers up to 93% of all vehicles on the road, including domestic, European, Japanese, British, and Korean models, while reducing inventory and associated costs by 80%. Reducing stocked part numbers to just 13 and the superior quality built-in features make ACCUFIT your number one choice for oil drain plugs. Easy Install – Finger-grip wing for ease of installation. All plugs have 14mm hex – just one wrench works for all! Hi-Temp Gasket – Red hi-temp gasket for max sealing protection. Easy ID – Thread size etched on each plug. Rust Protection – Black oxide coating for rust and corrosion protection. Avoid Cross-Threading – Pilot-point tip to avoid cross-threading during installation.

Product Features:
  • Easy Install – Finger-grip wing for ease of installation
  • All plugs have 14mm hex – just one wrench works for all
  • Hi-Temp Gasket – Red hi-temp gasket for max sealing protection
See More

Dorman – Help – Pilot Point Engine Oil Drain Plug: M12-1.75 Thread, 15 mm Head, 1 Pack (Part No.69011)

Pilot Point Engine Oil Drain Plug: M12-1.75 Thread, 15 mm Head, 1 Pack

from

$3.99
This engine oil drain plug is designed to match the fit and function of an original equipment plug on specified vehicles. It is engineered to replace a missing or damaged plug and help ensure a secure seal.

Product Features:
  • Direct replacement – this engine oil drain plug is designed to match the fit and function of an original equipment plug on specified vehicles
  • Ideal solution – engineered to replace a missing or damaged plug and help ensure a secure seal
  • Durable construction – designed and manufactured to strict specifications for reliable performance
  • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
See More

Dorman – Pilot Point Engine Oil Drain Plug: M12x1.75 Thread, 15 mm Head, 1 Pack (Part No.090-059CD)

Pilot Point Engine Oil Drain Plug: M12x1.75 Thread, 15 mm Head, 1 Pack

from

$5.99
This engine oil drain plug is designed to match the fit and function of an original equipment plug on specified vehicles. It is engineered to replace a missing or damaged plug and help ensure a secure seal.

Product Features:
  • Direct replacement – this engine oil drain plug is designed to match the fit and function of an original equipment plug on specified vehicles
  • Ideal solution – engineered to replace a missing or damaged plug and help ensure a secure seal
  • Durable construction – designed and manufactured to strict specifications for reliable performance
  • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
See More

Dorman – Standard Engine Oil Drain Plug: 1/2-20 Thread, 7/8 " Head, 1 Pack (Part No.090-005CD)

Standard Engine Oil Drain Plug: 1/2-20 Thread, 7/8 " Head, 1 Pack

from

$5.49
This engine oil drain plug is designed to match the fit and function of an original equipment plug on specified vehicles. It is engineered to replace a missing or damaged plug and help ensure a secure seal.

Product Features:
  • Direct replacement – this engine oil drain plug is designed to match the fit and function of an original equipment plug on specified vehicles
  • Ideal solution – engineered to replace a missing or damaged plug and help ensure a secure seal
  • Durable construction – designed and manufactured to strict specifications for reliable performance
  • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
See More

Accufit – Oil Drain Plug, M12 x 1.75 (Part No.ODP-00009B)

Oil Drain Plug, M12 x 1.75

from

$5.49
AGS ACCUFIT Oil Drain Plug is a high-coverage/low-part number program that covers up to 93% of all vehicles on the road, including domestic, European, Japanese, British, and Korean models, while reducing inventory and associated costs by 80%. Reducing stocked part numbers to just 13 and the superior quality built-in features make ACCUFIT your number one choice for oil drain plugs. Easy Install – Finger-grip wing for ease of installation. All plugs have 14mm hex – just one wrench works for all! Hi-Temp Gasket – Red hi-temp gasket for max sealing protection. Easy ID – Thread size etched on each plug. Rust Protection – Black oxide coating for rust and corrosion protection. Avoid Cross-Threading – Pilot-point tip to avoid cross-threading during installation.

Product Features:
  • Easy Install – Finger-grip wing for ease of installation
  • All plugs have 14mm hex – just one wrench works for all
  • Hi-Temp Gasket – Red hi-temp gasket for max sealing protection
See More

Dorman – Standard Engine Oil Drain Plug: M14-1.50 Thread, 13 mm Head, 1 Pack (Part No.090-938CD)

Standard Engine Oil Drain Plug: M14-1.50 Thread, 13 mm Head, 1 Pack

from

$7.79
This engine oil drain plug is designed to match the fit and function of an original equipment plug on specified vehicles. It is engineered to replace a missing or damaged plug and help ensure a secure seal.

Product Features:
  • Direct replacement – this engine oil drain plug is designed to match the fit and function of an original equipment plug on specified vehicles
  • Ideal solution – engineered to replace a missing or damaged plug and help ensure a secure seal
  • Durable construction – designed and manufactured to strict specifications for reliable performance
  • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
See More

Dorman – Help – Oil Drain Plug Pilot Point M14-1.50, Head Size 16Mm (Part No.65175)

Oil Drain Plug Pilot Point M14-1.50, Head Size 16Mm

from

$5.99
This engine oil drain plug is designed to match the fit and function of an original equipment plug on specified vehicles. It is engineered to replace a missing or damaged plug and help ensure a secure seal.

Product Features:
  • Direct replacement – this engine oil drain plug is designed to match the fit and function of an original equipment plug on specified vehicles
  • Ideal solution – engineered to replace a missing or damaged plug and help ensure a secure seal
  • Durable construction – designed and manufactured to strict specifications for reliable performance
  • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
See More

Dorman – EZ Drain Engine Oil Drain Plug: M14-1.50 Thread, 21 mm Head, 1 Pack (Part No.092-020)

EZ Drain Engine Oil Drain Plug: M14-1.50 Thread, 21 mm Head, 1 Pack

from

$19.99
Ditch the wrenches and rags and get this Dorman Twist Drain oil drain plug. It’s specially designed to simplify changing your oil by replacing your factory plug with a tool-free, clean and easy solution. Just push, twist and drain. It also features a custom tapered O-ring that ensures a leak-proof seal, and is finished with electrophoresis and anodization for rust resistance. Every Dorman part is backed by over 100 years of experience, along with a dedicated team of product experts, automotive engineers and technical support specialists based in the United States. We are passionate about giving repair professionals and vehicle owners greater freedom to fix cars and trucks, which is why we have more than 100,000 parts in our catalog today and promise to never stop driving new solutions.

Product Features:
  • Simplifies service – this trademark Dorman Twist Drain plug replaces the original equipment oil drain plug and allows for cleaner and easier oil changes
  • Tool-free solution – eliminates need for wrench to drain oil pan; simply push, twist and drain
  • Leak resistant – proprietary inner seal handles high pressure and temperature to prevent leaks
  • Corrosion resistant – specially coated to avoid rust for a long service life
See More

1981 Mercury Cougar Oil Filters

Maybe you’re in the middle of a full rebuild of that 1981 Mercury Cougar. Maybe you just need a couple of Oil Filters. Either way, Advance Auto Parts has 30 different Oil Filters in our inventory ranging from $0.99 to $95.99. That means you can find the exact parts or products you need to keep that 1981 Mercury Cougar running smoothly.

Oil Filters are only as good as their brand. We stock 13 different brands to make sure you have plenty of trusted parts to choose from for your 1981 Mercury Cougar. Dorman, Felpro, and Motorcraft are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Oil Filters for your 1981 Mercury Cougar, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 4,562 reviews in this category, some of the top rated parts include Oil Filter: Ideal for Conventional Oil, Protection up to 5,000 Miles with 4.6 stars and Premium Oil Filter: Ideal for Synthetic & Conventional Oil, Protects Your Engine with 5.0 stars.

So if you’re in the market for aftermarket Oil Filters to keep your 1981 Mercury Cougar rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Oil Filters Brands To Make Your 1981 Mercury Cougar Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 1981 Mercury Cougar demands trusted brand parts and products to keep it running. Many trusted brands of Oil Filters make up Advance Auto Parts’ inventory, and all are ready to help make your Cougar the best it can be. Be sure to browse some of our top Oil Filters brands and parts.

Popular ACDelco Oil Filters

We carry ACDelco parts in our stock across Oil Filters categories, plus more. For a 1981 Mercury Cougar, our most popular ACDelco Oil Filters include:
Engine Oil Filter
from $8.29
(1)
Engine Oil Filter
Oil Filters

FAQs for 1981 Mercury Cougar Oil Filters

What are the most purchased Oil Filters for the 1981 Mercury Cougar?

Out of 30 Oil Filters for the 1981 Mercury Cougar, the most popular in our inventory are:
Pilot Point Engine Oil Drain Plug: M14-1.50 Thread, 16 mm Head, 1 Pack
from $4.99
This product is not rated
Pilot Point Engine Oil Drain Plug: M14-1.50 Thread, 16 mm Head, 1 Pack
Oil Pan Drain Plugs
Engine Oil Drain Plug Gasket
from $0.99
(64)
Engine Oil Drain Plug Gasket
Oil Pan Drain Plug Gaskets

What are the top-rated 1981 Mercury Cougar Oil Filters?

Top-rated Oil Filters for your 1981 Mercury Cougar based on customer reviews/ratings are:
Premium Oil Filter: Ideal for Synthetic & Conventional Oil, Protects Your Engine
from $17.99
(23)
Premium Oil Filter: Ideal for Synthetic & Conventional Oil, Protects Your Engine
“This is one of many K&N products I use. All are of the highest quality.”
Engine Oil Drain Plug Gasket
from $3.99
(15)
Engine Oil Drain Plug Gasket
“Hard to go wrong. Exact fit”