1984 Mercury Cougar Performance Air Intake Systems

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    • Spectre Performance® Round OE Replacement Air Filter
      (0 reviews)
      # 49225081
      Mercury Cougar 5.0L 1984, Round HPR™ OE Replacement Air Filter by Spectre Performance®. Rooted in racing, Spectre Performance designs and builds every product with the same goal in mind - the best performance in the market proven...
      High-tech engine parts for the most power and best performanceThe finest exterior and interior parts for superior appearance and functionality
      $16.70
    • K&N® E Series Air Filter
      (0 reviews)
      # 329844
      Mercury Cougar 1984, E Series Air Filter by K&N®. Get better performance, superior engine protection and more economical operation just by changing your air filter. The K&N air filter gives you increased airflow without sacrificing...
      Improves engine airflowIncreases horsepower and acceleration
      $44.99 - $53.99
    • Professional Products® Intake Manifold
      (0 reviews)
      # 14156838
      Mercury Cougar 5.0L 1984, Intake Manifold by Professional Products®. 1500-6500 RPM Range.
      $176.90 - $240.88
    • Edelbrock® Intake Gasket
      (0 reviews)
      # 17598999
      Mercury Cougar 5.0L Small Block 1984, Intake Gasket by Edelbrock®. Any gasket can create a seal, but a good gasket can do it with less clamping force, and for a longer period of time. Edelbrock's gaskets are not only manufactured...
      Fast shipping; 1-2 day delivery time regardless of where you’re locatedThe finest quality at a great price
      $20.99
    • Professional Products® Intake Manifold Bolt Set
      (0 reviews)
      # 14142999
      Mercury Cougar 5.0L 1984, Intake Manifold Bolt Set by Professional Products®. Intake Manifold Bolt Set; 12 Point Stainless Steel.
      $24.50
    • Professional Products® Intake Manifold Gasket Set
      (0 reviews)
      # 14142914
      Mercury Cougar 5.0L 1984, Intake Manifold Gasket Set by Professional Products®. Power+Plus® Gasket Set.
      High performance gasketsSilicone beading for additional sealing
      $16.33
    • Professional Products® Intake Manifold Spacer
      (0 reviews)
      # 14142815
      Mercury Cougar 5.0L 1984, Intake Manifold Spacer by Professional Products®. Typhoon™ Phenolic Spacer; 0.5 in. Thick; Ford 5.0L/351W.
      $79.59
    • Mr. Gasket® Intake Gasket
      (0 reviews)
      # 12372265
      Mercury Cougar 5.0L 1984, Intake Gasket by Mr. Gasket®. You won't find a more perfect way to make your vehicle look better and drive faster than with the top-notch Mr. Gasket products. That is the only stop you need to make for all...
      Returns your vehicle to its pristine stateExceptional quality at a great price
      $36.29
    • Mr. Gasket® Intake Manifold Bolt Set
      (0 reviews)
      # 12336768
      Mercury Cougar 5.0L 1984, Intake Manifold Bolt Set by Mr. Gasket®. 5/16"-18 x 2". You won't find a more perfect way to make your vehicle look better and drive faster than with the top-notch Mr. Gasket products. That is the only...
      Returns your vehicle to its pristine stateExceptional quality at a great price
      $14.59 - $38.76
    • COMP Cams® Intake Manifold Gasket Set
      (0 reviews)
      # 14325549
      Mercury Cougar 5.0L 1984, Intake Manifold Gasket Set by COMP Cams®. Intake Gasket; Small Block Ford; 1.29in.x 2.12in.
      $28.44
    • FRAM® Extra Guard™ Air Filters
      (0 reviews)
      # 18707372
      Mercury Cougar FI 1984, Extra Guard™ Air Filters by FRAM®. Most dirt and dust enters the engine through the air filter and FRAM Extra Guard is engineered to provide twice the air filtration compared to an original filter. It also...
      Provides better air filtration for improved performancePrevents damaging particles from entering your engine
      $8.79 - $12.86
    • MANN-Filter® Air Filter
      (0 reviews)
      # 20558158
      Mercury Cougar 3.8L 1984, Air Filter by MANN-Filter®. Get excellent engine protection and more economical operation just by replacing your air filter. This MANN air filter is specially designed for your vehicle to ensure a precise...
      Optimum protection for the engine, airflow meters and other sensorsPerfectly adapted in form and function to your vehicle
      $8.98
    • Hastings® Air Filter
      (0 reviews)
      # 21456605
      Mercury Cougar 5.0L 1984, Air Filter by Hastings®. Clean air is critical to the performance of your engine, so don’t trust just any filter. Hastings filters are tested according to SAE J726 test procedures, where they meet or...
      Filters out dirt and dust in the air preventing them from entering the engineHeavy duty construction for long service life
      $9.01
    • Motorcraft® Air Filter
      (0 reviews)
      # 23887750
      Mercury Cougar 1984, Air Filter by Motorcraft®. The air filter is a simple yet crucial part of your vehicle that keeps dust and road debris out of the engine. If the air filter is clogged up and starts to choke off the airflow to...
      Direct OEM replacement for proper fitRecommended by Ford Motor Company
      $16.54 - $17.10
    • A1 Cardone® Remanufactured Mass Air Flow Sensor
      (0 reviews)
      # 35530255
      Mercury Cougar 2.3L 1984, Remanufactured Mass Air Flow Sensor by A1 Cardone®. Aluminum Housing. Gray. Mounting Hole Count: 4. Configuration Type: Bolt-On. With Housing, Mass Air Flow Sensor, Gasket, Instruction Sheet. This is an...
      50-state emissions street legalThe finest quality at a great price
      $76.26
    • Standard® Remanufactured Fuel Injection Air Flow Meter
      (0 reviews)
      # 44859848
      Mercury Cougar 2.3L 1984, Remanufactured Fuel Injection Air Flow Meter by Standard®. OE # 280200042. SMP’s vision is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products,...
      OE quality parts from top original equipment and aftermarket manufacturersFast shipping; 1-2 day delivery time regardless of where you’re located
      $88.23
    • Standard® Manifold Absolute Pressure Sensor
      (0 reviews)
      # 45231717
      Mercury Cougar 1984, Manifold Absolute Pressure Sensor by Standard®. Do you hear nothing but “click, click” when you turn the key? Is the BATTERY dash light on? Your vehicle is in need of engine electrical system repair, but...
      OE quality parts from top original equipment and aftermarket manufacturersFast shipping; 1-2 day delivery time regardless of where you’re located
      $44.17 - $275.18
    • Standard® Tru-Tech™ Manifold Absolute Pressure Sensor
      (0 reviews)
      # 23852729
      Mercury Cougar 1984, Tru-Tech™ Manifold Absolute Pressure Sensor by Standard®. Do you hear nothing but “click, click” when you turn the key? Is the BATTERY dash light on? Your vehicle is in need of engine electrical system...
      OE quality parts from top original equipment and aftermarket manufacturersFast shipping; 1-2 day delivery time regardless of where you’re located
      $35.37
    • Dorman® Air Cleaner Hold-Down Clamps
      (0 reviews)
      # 31632397
      Mercury Cougar 1984, Black Air Cleaner Hold-Down Clamps by Dorman®. Prevent dirt and water from entering the engine, and protect your vehicle against possible engine damage or performance problems, with Dorman’s Air Cleaner...
      Manufactured from high-quality materials for long-lasting durabilityDirect replacement fasteners available (where applicable) to ensure a proper fit
      $1.67 - $2.35
    • Victor Reinz® Air Cleaner Mounting Gasket
      (0 reviews)
      # 24174793
      Mercury Cougar 1984, Air Cleaner Mounting Gasket by Victor Reinz®, Use 1 per Car. OEM Standard. Material: Victo-Tech. When you’re low on oil, coolant or some other fluid, you may be tempted to just run down to the local auto...
      $3.16
    • Standard® Air Charge Temperature Sensor Connector
      (0 reviews)
      # 44859844
      Mercury Cougar 3.8L / 5.0L 1984, Air Charge Temperature Sensor Connector by Standard®. 2 Terminals Female Connector. SMP’s vision is to be the leading independent supplier to the automotive aftermarket, providing the highest...
      OE quality parts from top original equipment and aftermarket manufacturersFast shipping; 1-2 day delivery time regardless of where you’re located
      $14.69
    • Standard® Manifold Absolute Pressure Sensor Connector
      (0 reviews)
      # 64016181
      Mercury Cougar 1984, Manifold Absolute Pressure Sensor Connector by Standard®. 3 Terminals Female Connector. Finish: Black. SMP’s vision is to be the leading independent supplier to the automotive aftermarket, providing the...
      OE quality parts from top original equipment and aftermarket manufacturersFast shipping; 1-2 day delivery time regardless of where you’re located
      $11.78 - $15.68
    • Victor Reinz® Intake Manifold Gasket
      (0 reviews)
      # 24174768
      Mercury Cougar 1984, Intake Manifold Gasket by Victor Reinz®, Use 1 per Car. OEM Standard Part. When you’re low on oil, coolant or some other fluid, you may be tempted to just run down to the local auto parts chain store. But...
      $12.42 - $13.08
    • Standard® Ported Vacuum Switch
      (0 reviews)
      # 44957957
      Mercury Cougar 1984, Ported Vacuum Switch by Standard®. SMP’s vision is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation...
      OE quality parts from top original equipment and aftermarket manufacturersFast shipping; 1-2 day delivery time regardless of where you’re located
      $19.14 - $61.03
    • Standard® Vacuum Motor
      (0 reviews)
      # 44957997
      Mercury Cougar 1984, Vacuum Motor by Standard®. SMP’s vision is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for...
      OE quality parts from top original equipment and aftermarket manufacturersFast shipping; 1-2 day delivery time regardless of where you’re located
      $28.98 - $39.81
    • Motorcraft® Vacuum Control Valve
      (0 reviews)
      # 23889744
      Mercury Cougar 1984, Vacuum Control Valve by Motorcraft®. Rectangle Shaped. Motorcraft vacuum control valve are designed for maximum performance and durability.
      Direct OEM replacementMeets strict Ford Motor Company standards
      $9.66
    • Holley® SysteMAX Intake Manifold Gasket
      (0 reviews)
      # 63101551
      Mercury Cougar 5.0L 1984, SysteMAX Intake Manifold Gasket by Holley®. Designed with precision and functionality in mind, this accessory ensures outstanding performance and easy use which makes it the perfect deal for your ultimate...
      Made with precision and quality in mindBuilt to last
      $30.10
    • Weiand® Air RAM Series Intake Manifold
      (0 reviews)
      # 64870891
      Mercury Cougar 5.0L 1984, Air RAM Series Intake Manifold by Weiand®. Designed for the 5.0L Ford and LS series families, this intake pick up where the factory left off. Engineered to build horsepower and torque through optimized...
      Low Rise Dual Plane Design builds maximum torque for street performance enginesSquare Bore Carburetor Mounting Flange
      $161.95 - $214.95
    • Weiand® Stealth Series Intake Manifold
      (0 reviews)
      # 64846906
      Mercury Cougar 5.0L 1984, Stealth Series Intake Manifold by Weiand®, Satin. WEIAND’s top-of-the-line high-rise dual plane manifold combines the low-end throttle response of a 180° design with the top-end power you’d expect of...
      Port Size: 1.83” height 1.02" widthHeight: Front 4.35", Rear 5.59"
      $186.95
    • Weiand® X-CELerator Series Intake Manifold
      (0 reviews)
      # 64846905
      Mercury Cougar 5.0L 1984, X-CELerator Series Intake Manifold by Weiand®. 360°, single-plane, open plenum manifold designed primarily for high-performance street, drag, marine and oval track use. This series works best with a...
      Single PlaneSquare Carburetor Mounting Flange
      $238.95
    • Standard® Barometric Pressure Sensor Connector
      (0 reviews)
      # 64016175
      Mercury Cougar 1984, Barometric Pressure Sensor Connector by Standard®. 3 Terminals Female Connector. Finish: Black. SMP’s vision is to be the leading independent supplier to the automotive aftermarket, providing the highest...
      OE quality parts from top original equipment and aftermarket manufacturersFast shipping; 1-2 day delivery time regardless of where you’re located
      $11.78 - $15.68
    • Standard® Intake Manifold Temperature Sensor
      (0 reviews)
      # 64684337
      Mercury Cougar 3.8L / 5.0L 1984, Intake Manifold Temperature Sensor by Standard®. Do you see dark puddles on the ground when you park? Is your CHECK ENGINE light on? Your engine may be in need of repair, but before you waste your...
      OE quality parts from top original equipment and aftermarket manufacturersFast shipping; 1-2 day delivery time regardless of where you’re located
      $18.12
    • Standard® Tru-Tech™ Intake Manifold Temperature Sensor
      (0 reviews)
      # 45098828
      Mercury Cougar 3.8L / 5.0L 1984, Tru-Tech™ Intake Manifold Temperature Sensor by Standard®. Do you see dark puddles on the ground when you park? Is your CHECK ENGINE light on? Your engine may be in need of repair, but before you...
      OE quality parts from top original equipment and aftermarket manufacturersFast shipping; 1-2 day delivery time regardless of where you’re located
      $14.96
    • Standard® Vacuum Reservoir
      (0 reviews)
      # 64483323
      Mercury Cougar 1984, Vacuum Reservoir by Standard®. SMP’s vision is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for...
      OE quality parts from top original equipment and aftermarket manufacturersFast shipping; 1-2 day delivery time regardless of where you’re located
      $16.12
    • WIX® Air Filter
      (0 reviews)
      # 64432521
      Mercury Cougar 1984, Air Filter by WIX®. Considering as much as 10,000 gallons of air must pass through the air filter for every gallon of fuel the engine consumes, WIX air filters play a vital part in preventing foreign particles...
      Prevents foreign particles like carbon, soot and abrasives from entering the fuel mixEnsures superior engine protection
      $7.67 - $8.64
    • Gates® Engine Defroster/Air Intake Hose
      (0 reviews)
      # 48509375
      Mercury Cougar 2.3L 1984, Engine Defroster/Air Intake Hose by Gates®. For defrosters, air ducts, air intakes, under-hood applications and other low pressure, low suction applications. Approved for marine applications. Flexible,...
      OE quality fluids from top original equipment and aftermarket manufacturersFast shipping; 1-2 day delivery time regardless of where you’re located
      $28.23
    • AIRAID® Cone Air Filter
      (5 reviews)
      # 440693
      Universal Cone Air Filter by AIRAID®. Advanced air filtration technology, superior construction and the world's best warranty make an AIRAID air filter the best you can buy. It allows increased airflow and provides better air...
      Improves airflow and engine performanceProvides superior air filtration and engine protection
      $24.90 - $106.90
    • BTP® Air Cleaner Adapter
      (0 reviews)
      # 66967712
      Universal Air Cleaner Adapter by BTP®. This BTP superior part helps your air intake system to provide improved airflow to ensure your engine operates at its maximum. This performance part is made from premium materials and ensures...
      Designed for the ultimate in performanceMade from premium materials
      $1.06
    • BTP® Air Cleaner Base
      (0 reviews)
      # 66967715
      Universal Air Cleaner Base by BTP®. This BTP superior part helps your air intake system to provide improved airflow to ensure your engine operates at its maximum. This performance part is made from premium materials and ensures...
      Designed for the ultimate in performanceMade from premium materials
      $3.04 - $30.49
    • BTP® Air Cleaner Filter
      (0 reviews)
      # 66967729
      Universal Air Cleaner Filter by BTP®. This BTP superior part helps your air intake system to provide improved airflow to ensure your engine operates at its maximum. This performance part is made from premium materials and ensures...
      Designed for the ultimate in performanceMade from premium materials
      $3.49 - $31.92
    • BTP® Air Cleaner Kit
      (0 reviews)
      # 66967745
      Universal Air Cleaner Kit by BTP®. This BTP superior part helps your air intake system to provide improved airflow to ensure your engine operates at its maximum. This performance part is made from premium materials and ensures...
      Designed for the ultimate in performanceMade from premium materials
      $12.02 - $79.77
    • BTP® Air Cleaner Riser
      (0 reviews)
      # 66967763
      Universal Air Cleaner Riser by BTP®. This BTP superior part helps your air intake system to provide improved airflow to ensure your engine operates at its maximum. This performance part is made from premium materials and ensures...
      Designed for the ultimate in performanceMade from premium materials
      $1.36 - $1.51
    • BTP® Air Cleaner Stud
      (0 reviews)
      # 66967767
      Universal Air Cleaner Stud by BTP®. This BTP superior part helps your air intake system to provide improved airflow to ensure your engine operates at its maximum. This performance part is made from premium materials and ensures...
      Designed for the ultimate in performanceMade from premium materials
      $0.30 - $1.68
    • BTP® Air Cleaner Top
      (0 reviews)
      # 66967776
      Universal Air Cleaner Top by BTP®. This BTP superior part helps your air intake system to provide improved airflow to ensure your engine operates at its maximum. This performance part is made from premium materials and ensures...
      Designed for the ultimate in performanceMade from premium materials
      $4.87 - $60.54
    • BTP® Air Cleaner Wing Nut
      (0 reviews)
      # 66967795
      Universal Air Cleaner Wing Nut by BTP®. This BTP superior part helps your air intake system to provide improved airflow to ensure your engine operates at its maximum. This performance part is made from premium materials and ensures...
      Designed for the ultimate in performanceMade from premium materials
      $1.21 - $2.42
    • BTP® Black Plastic Air Cleaner Spacer
      (0 reviews)
      # 66960105
      Universal Black Plastic Air Cleaner Spacer by BTP®. This BTP superior part helps your air intake system to provide improved airflow to ensure your engine operates at its maximum. This performance part is made from premium materials...
      Designed for the ultimate in performanceMade from premium materials
      $1.36
    • BTP® Chrome Steel Air Cleaner
      (0 reviews)
      # 66960142
      Universal Chrome Steel Air Cleaner by BTP®. This BTP superior part helps your air intake system to provide improved airflow to ensure your engine operates at its maximum. This performance part is made from premium materials and...
      Designed for the ultimate in performanceMade from premium materials
      $19.78
    • Injen® EA Nanofiber Dry Air Filter
      (28 reviews)
      # 375948
      Universal EA Nanofiber Dry Air Filter by Injen®. This air filter is a major breakthrough in air filtration technology. It features a revolutionary synthetic nanofiber filter media that increases airflow, while capturing and holding...
      Revolutionary Nanofiber filter mediaIncreases airflow
      $53.26 - $68.80
    • Injen® High Performance Air Filter
      (17 reviews)
      # 375936
      Universal High Performance Air Filter by Injen®. Replace your worn out air filter with this high flow High Performance filter. It features a built-in velocity stack for added performance, urethane top and base to resist heat...
      Improves engine airflowIncreases horsepower and acceleration
      $49.32 - $57.54
    • K&N® Dual Flange Oval Straight Air Filter
      (0 reviews)
      # 25513976
      Universal Dual Flange Oval Straight Air Filter by K&N®. Get better performance, superior engine protection and more economical operation with a K&N Air Filter. K&N Universal Air Filters are available for just about any application.
      Improves engine airflowIncreases horsepower and acceleration
      $37.99 - $213.99
    • K&N® Oval Tapered Air Filter
      (0 reviews)
      # 25636561
      Universal Oval Tapered Air Filter by K&N®. Get better performance, superior engine protection and more economical operation with a K&N Air Filter. K&N Universal Air Filters are available for just about any application.
      Improves engine airflowIncreases horsepower and acceleration
      $32.99 - $192.99
    • K&N® Round Tapered Air Filter
      (6 reviews)
      # 25611518
      Universal Round Tapered Air Filter by K&N®. Get better performance, superior engine protection and more economical operation with a K&N Air Filter. K&N Universal Air Filters are available for just about any application.
      Improves engine airflowIncreases horsepower and acceleration
      $21.70 - $120.99
    • AEM® Clamp-On Round DryFlow Racing Air Filter
      (0 reviews)
      # 328142
      Universal Clamp-On Round DryFlow Racing Air Filter by AEM®. Let your engine breathe with an AEM DryFlow Racing filter! Every DryFlow filter is engineered to exceed the engine's normal airflow requirement. And thanks to AEM's...
      Exceeds the engine’s normal airflow capacityEasy to clean – no oiling required
      $66.99
    • AEM® Oval DryFlow Air Filter
      (0 reviews)
      # 313145
      Universal Oval DryFlow Air Filter by AEM®. Let your engine breathe with an AEM DryFlow filter! Every DryFlow filter is engineered to exceed the engine's normal airflow requirement. And thanks to AEM's DryFlow technology, cleaning...
      Exceeds the engine’s normal airflow capacityEasy to clean – no oiling required
      $38.99 - $95.99
    • AEM® Oval DryFlow Brute Force Air Filter
      (0 reviews)
      # 313143
      Universal Oval DryFlow Brute Force Air Filter by AEM®. These filters are much larger than standard DryFlow filters and engineered to exceed the airflow requirements of large displacement engines. They are designed to be durable and...
      Exceeds the normal airflow capacity of large displacement enginesEasy to clean – no oiling required
      $70.99 - $74.99
    • AEM® Round DryFlow Air Filter
      (2 reviews)
      # 322114
      Universal Round DryFlow Air Filter by AEM®. Let your engine breathe with an AEM DryFlow filter! Every DryFlow filter is engineered to exceed the engine's normal airflow requirement. And thanks to AEM's DryFlow technology, cleaning...
      Exceeds the engine’s normal airflow capacityEasy to clean – no oiling required
      $24.05 - $62.99
    • AEM® Round DryFlow Brute Force Air Filter
      (1 reviews)
      # 313144
      Universal Round DryFlow Brute Force Air Filter by AEM®. These filters are much larger than standard DryFlow filters and engineered to exceed the airflow requirements of large displacement engines. They are designed to be durable...
      Exceeds the normal airflow capacity of large displacement enginesEasy to clean – no oiling required
      $46.99 - $54.99
    • AIRAID® Track Day Round Air Filter
      (0 reviews)
      # 65486457
      Universal Track Day Round Air Filter by AIRAID®. Track Day Filters are designed strictly to keep large debris out of the engine. Constructed with sturdy polyurethane casings and a durable wire mesh screen, they are built without...
      90-day warrantyMade in USA
      $47.90 - $52.90
    • Airaid® Round Air Filter
      (0 reviews)
      # 440764
      Universal Round Air Filter by Airaid®. Advanced air filtration technology, superior construction and the world's best warranty make an AIRAID air filter the best you can buy. It allows increased airflow and provides better air...
      Improves airflow and engine performanceProvides superior air filtration and engine protection
      $48.90 - $81.90
    • Airaid® Sweet 16" Round Air Filter
      (0 reviews)
      # 13606468
      Universal Sweet 16" Round Air Filter by Airaid®, 16" OD x 14" ID. Advanced air filtration technology, superior construction and the world's best warranty make an AIRAID air filter the best you can buy. It allows increased airflow...
      Improves airflow and engine performanceProvides superior air filtration and engine protection
      $45.90 - $104.90



    Guides & Articles
    An intake manifold is an integrated assembly that sits atop the engine, consisting of a series of tubes which distribute fresh outside air to each and every cylinder. On V-shaped engine blocks, an intake manifold typically sits between the two cylinder banks while inline engines may feature a manifold to the side of the cylinder head. Intake manifolds serve as a...
    Most aftermarket air filters are constructed from multiple layers of cotton gauze, which are sandwiched between wire mesh that is formed into pleats. The layers of oiled cotton fibers are able to trap dirt particles that are even smaller than the holes in the filter media. The airflow stays consistent between cleanings, for optimal combustion.
    The easiest way to improve airflow to your engine is just by changing your stock air filter to an aftermarket performance air filter. There’s an aftermarket air intake system for every budget and every application. Even if you have a hot rod or custom car, or if your car’s just not listed in a catalog, you can still get a quality system. Everyone, regardless of...
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