1970 Mercury Cougar Exhaust Systems

Mercury Cougar Exhaust - 1970
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5.0L
5.8L
6.4L
7.0L
  • Pypes® - 409 SS X-Pipe Crossmember-Back Exhaust System with Split Rear Exit
    Pypes®409 SS X-Pipe Crossmember-Back Exhaust System with Split Rear Exit
    15
    # 1703365331
    Mercury Cougar 1970, 409 SS X-Pipe Crossmember-Back Exhaust System with Split Rear Exit by Pypes®. Exhaust System Type: Crossmember-Back. Exhaust Tubing Material: 409 SS. Main Tubing Diameter: 2.5". Exhaust System Sound: Aggressive /...
    $454.75 - $609.75
  • AERO Exhaust® - AR Series 304 Stainless Steel Round Performance Exhaust Resonator
    AERO Exhaust®AR Series 304 Stainless Steel Round Performance Exhaust Resonator
    1
    # mpn4658464748
    Mercury Cougar 5.8L / 6.4L 1970, AR Series 304 Stainless Steel Round Performance Exhaust Resonator by AERO Exhaust®. Resonator Inlet Diameter: 2.5". Resonator Outlet Diameter: 2.5". Resonator Body Length: 10". Resonator Overall Length:...
    $59.99
  • Fel-Pro® - Exhaust Manifold Heat Shield Set
    Fel-Pro®Exhaust Manifold Heat Shield Set
    2
    # 4728196790
    Mercury Cougar 1970, Exhaust Manifold Heat Shield Set by Fel-Pro®. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the latest technologies and global engineering resources, the...
    Ensures reliable sealing performanceMade using advanced technologies and molded rubber chemistry
    $16.74 - $22.59
  • MagnaFlow® - OEM Grade Stainless Steel Exhaust Manifold with Integrated Catalytic Converter
    MagnaFlow®OEM Grade Stainless Steel Exhaust Manifold with Integrated Catalytic Converter
    1
    # mpn1112638
    Mercury Cougar Boss 429 1970, OEM Grade Stainless Steel Exhaust Manifold with Integrated Catalytic Converter by MagnaFlow®. Primary Tubing Diameter: 1.5". Collector Outlet Diameter: 2.5". Color: Silver. Header Coating: Uncoated. If your...
    Reduces harmful emissionsPhysically part of the exhaust header/manifold assembly
    $750.00
  • JBA® - Cat4ward Stainless Steel Shorty Exhaust Headers
    JBA®Cat4ward Stainless Steel Shorty Exhaust Headers
    5
    # 4966273557
    Mercury Cougar 1970, Cat4ward Stainless Steel Shorty Exhaust Headers by JBA®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 2.5". Header Material: Stainless Steel. Header Style: Short Tube. JBA shorty headers are one of...
    Mandrel-bent stainless steel primary tubesPatented JBA Firecone® collector
    $614.45 - $1,074.45
  • Flowmaster® - Super 44 Series Delta Flow™ Oval Black Exhaust Muffler
    Flowmaster®Super 44 Series Delta Flow™ Oval Black Exhaust Muffler
    1
    # 4398109537
    Mercury Cougar 1970, Super 44 Series Delta Flow™ Oval Black Exhaust Muffler by Flowmaster®. Without Hangers. Muffler Inlet Diameter: 2.25". Muffler Outlet Diameter: 2.25". Muffler Body Length: 13". Muffler Overall Length: 19". Muffler...
    $109.95 - $126.95
  • Flowmaster® - 40 Series 409 SS Oval Black Exhaust Muffler
    Flowmaster®40 Series 409 SS Oval Black Exhaust Muffler
    1
    # 4398047076
    Mercury Cougar 1970, 40 Series 409 SS Oval Black Exhaust Muffler by Flowmaster®. Muffler Inlet Diameter: 2.25". Muffler Outlet Diameter: 2.25". Muffler Body Length: 13". Muffler Overall Length: 19". Muffler Sound: Aggressive / Loud....
    $119.95
  • Flowmaster® - 40 Series Delta Force™ Aluminized Steel Oval Black Exhaust Muffler
    Flowmaster®40 Series Delta Force™ Aluminized Steel Oval Black Exhaust Muffler
    3
    # 4398176498
    Mercury Cougar 1970, 40 Series Delta Force™ Aluminized Steel Oval Black Exhaust Muffler by Flowmaster®. Without Hangers. Muffler Inlet Diameter: 2.25". Muffler Outlet Diameter: 2.25". Muffler Body Length: 13". Muffler Overall Length:...
    $99.95
  • Flowmaster® - 50 Series Delta Flow™ Oval Black Exhaust Muffler
    Flowmaster®50 Series Delta Flow™ Oval Black Exhaust Muffler
    0
    # 4398097569
    Mercury Cougar 1970, 50 Series Delta Flow™ Oval Black Exhaust Muffler by Flowmaster®. Muffler Inlet Diameter: 2.25". Muffler Outlet Diameter: 2.25". Muffler Body Length: 17". Muffler Overall Length: 23". Muffler Sound: Moderate....
    $153.95 - $174.95
  • AERO Exhaust® - TR Series 304 Stainless Steel Round Performance Exhaust Resonator
    AERO Exhaust®TR Series 304 Stainless Steel Round Performance Exhaust Resonator
    1
    # 4963610119
    Mercury Cougar 5.8L / 6.4L 1970, TR Series 304 Stainless Steel Round Performance Exhaust Resonator by AERO Exhaust®. Resonator Inlet Diameter: 2.5". Resonator Outlet Diameter: 2.5". Resonator Sound: Moderate. Resonator Configuration:...
    $59.99 - $78.99
  • AERO Exhaust® - Turbine Series Round Performance Exhaust Muffler
    AERO Exhaust®Turbine Series Round Performance Exhaust Muffler
    4
    # mpn4658464716
    Mercury Cougar 5.8L / 6.4L 1970, Turbine Series Round Performance Exhaust Muffler by AERO Exhaust®. Muffler Inlet Diameter: 2.5". Muffler Outlet Diameter: 2.5". Muffler Body Length: 14". Muffler Overall Length: 20". Muffler Sound:...
    $149.99
  • Stage 8® - Steel Nickel plated Header Locking Bolt Kit
    Stage 8®Steel Nickel plated Header Locking Bolt Kit
    0
    # 1582644723
    Mercury Cougar 1970, Steel Nickel plated Header Locking Bolt Kit by Stage 8®. Stage 8 locking fastener solutions are fail-safe when used and installed as directed. They are removable and reusable and can be visually inspected; if the...
    Thoughtfully designed for the highest efficiency and safetyWill provide more breakaway torque than any other locking system
    $75.82
  • Hedman Hedders® - Ball-Socket Style Collector Hardware Kit
    Hedman Hedders®Ball-Socket Style Collector Hardware Kit
    0
    # 4908506570
    Mercury Cougar Base with Air Conditioning, Automatic Transmission Floor Shifter and without Smog Injection or Injection Heads 1970, Ball-Socket Style Collector Hardware Kit by Hedman Hedders®. Finding replacement parts kits for your...
    High quality at an affordable priceExpertly made from premium materials
    $36.63 - $55.69
  • Hedman Hedders® - Elite Ultra-Duty Mild Steel Racing Exhaust Headers
    Hedman Hedders®Elite Ultra-Duty Mild Steel Racing Exhaust Headers
    0
    # 4908394632
    Mercury Cougar Base with Air Conditioning, Automatic Transmission Floor Shifter and without Smog Injection or Injection Heads 1970, Elite Ultra-Duty Mild Steel Racing Exhaust Headers by Hedman Hedders®. Header Coating: Ceramic. Hedman's...
    Made of High Quality MaterialsIdeal for Heavy Duty Applications
    $720.73 - $770.15
  • Hedman Hedders® - Standard Duty Mid-Length Tube Racing Exhaust Headers
    Hedman Hedders®Standard Duty Mid-Length Tube Racing Exhaust Headers
    0
    # 4908504679
    Mercury Cougar Base with Air Conditioning, Power Steering, Automatic Transmission Floor Shifter and without Smog Injection or Injection Heads 1970, Standard Duty Mid-Length Tube Racing Exhaust Headers by Hedman Hedders®. Primary Tubing...
    Made of High Quality MaterialsBuilt to Last
    $336.69 - $962.91
  • Patriot Exhaust® - Classic Style Lakester Exhaust Headers
    Patriot Exhaust®Classic Style Lakester Exhaust Headers
    0
    # 5846163214
    Mercury Cougar 1970, Classic Style Lakester Exhaust Headers by Patriot Exhaust®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 3.5". Header Coating: Ceramic. Classic design allows for hookup to an under chassis exhaust...
    Expertly crafted from premium materialsQuality design and workmanship
    $542.57 - $651.78
  • Patriot Exhaust® - Clippster Steel Mid-Length Tube Exhaust Headers
    Patriot Exhaust®Clippster Steel Mid-Length Tube Exhaust Headers
    0
    # 231110801
    Mercury Cougar 5.0L 1970, Clippster Steel Mid-Length Tube Exhaust Headers by Patriot Exhaust®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 3". Header Style: Mid-Length Tube. Header made from Steel. Clippster style...
    Mid length or "clippster" headers provide improved ground clearance for popular muscle cars and street rodsDurable 16 and 18 gauge tubing
    $307.88 - $529.00
  • Patriot Exhaust® - Steel Long Tube Tri-Y Exhaust Headers
    Patriot Exhaust®Steel Long Tube Tri-Y Exhaust Headers
    0
    # 231110846
    Mercury Cougar 5.0L 1970, Steel Long Tube Tri-Y Exhaust Headers by Patriot Exhaust®. Primary Tubing Diameter: 1.5"-1.75". Collector Outlet Diameter: 2.5". Header Style: Long Tube. Full length and fenderwell headers provide the ultimate...
    Expertly crafted from premium materialsQuality design and workmanship
    $299.95 - $528.45
  • Doug's Headers® - 4-Tube Steel Long Tube Exhaust Headers
    Doug's Headers®4-Tube Steel Long Tube Exhaust Headers
    0
    # 447971776
    Mercury Cougar 1970, 4-Tube Steel Long Tube Exhaust Headers by Doug's Headers®. Header Coating: Ceramic. Header Style: Long Tube. Doug's headers are carefully developed on the vehicles they are intended to fit and are re-checked...
    Doug's Headers D3373 Metallic Ceramic Coating3/8" thick flanges
    $692.45 - $1,575.95
  • Doug's Headers® - 4-Tube Steel Short Tube Exhaust Headers
    Doug's Headers®4-Tube Steel Short Tube Exhaust Headers
    0
    # 1022049062
    Mercury Cougar 5.0L 1970, 4-Tube Steel Short Tube Exhaust Headers by Doug's Headers®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 3". Header Coating: Ceramic. Header Style: Short Tube. Doug's Headers development and...
    3/8" Thick machined flanges...no warpingCNC mandrel bent tubes... accurate fit & better flow
    $750.95 - $885.95
  • Doug's Headers® - Tri-Y Long Tube Exhaust Headers
    Doug's Headers®Tri-Y Long Tube Exhaust Headers
    0
    # 841609831
    Mercury Cougar 1970, Tri-Y Long Tube Exhaust Headers by Doug's Headers®. Header Coating: Ceramic. Header Style: Long Tube. This Doug's Headers product is just the option for you in case you want to get the most out of your auto. It is...
    Designed to boost your vehicle's performanceMade from high-quality materials
    $662.45 - $944.95
  • Fel-Pro® - Exhaust Manifold Gasket Set
    Fel-Pro®Exhaust Manifold Gasket Set
    2
    # 231288577
    Mercury Cougar 1970, Exhaust Manifold Gasket Set by Fel-Pro®. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the latest technologies and global engineering resources, the gaskets...
    Ensures reliable sealing performanceMade using advanced technologies and molded rubber chemistry
    $11.58 - $34.58
  • Dorman® - Metal Exhaust Flange Stud and Nut Kit
    Dorman®Metal Exhaust Flange Stud and Nut Kit
    0
    # mpn2370988
    Mercury Cougar 5.0L / 5.8L / 7.0L 1970, Metal Exhaust Flange Stud and Nut Kit by Dorman®. Position: Front. Dorman’s Exhaust Flange Stud & Nut provides you with the proper flange stud and nut for replacing your manifold. Save time and...
    Direct replacement for a proper fit every timeThe finest quality at a great price
    $5.96
  • Flowmaster® - Aluminized Steel Gray Prebend Tailpipes without Tips
    Flowmaster®Aluminized Steel Gray Prebend Tailpipes without Tips
    2
    # mpn886206
    Mercury Cougar without Staggered Shocks 1970, Aluminized Steel Gray Prebend Tailpipes without Tips by Flowmaster®. Main Piping Diameter: 2.5". These tailpipes are bare dual-out rear exit pipes and are sold in pairs. Hardware and hangers...
    Sold in pairsMandrel-bent for Maximum Performance
    $194.95
  • Fel-Pro® - Exhaust Pipe Flange Gasket
    Fel-Pro®Exhaust Pipe Flange Gasket
    0
    # 40673959
    Mercury Cougar 1970, Exhaust Pipe Flange Gasket by Fel-Pro®. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the latest technologies and global engineering resources, the gaskets...
    Direct OEM replacement for a proper fitEnsures reliable sealing performance
    $2.02 - $6.04
  • Mahle® - Exhaust Pipe Flange Gasket
    Mahle®Exhaust Pipe Flange Gasket
    0
    # 3753984180
    Mercury Cougar 1970, Exhaust Pipe Flange Gasket by Mahle®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and...
    High quality at an affordable priceExpertly made from premium materials
    $3.46
  • Mahle® - Exhaust Manifold Gasket Set
    Mahle®Exhaust Manifold Gasket Set
    0
    # 5040702842
    Mercury Cougar 1970, Exhaust Manifold Gasket Set by Mahle®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs...
    High quality at an affordable priceExpertly made from premium materials
    $12.16 - $27.68
  • Remflex® - Exhaust Header Gaskets
    Remflex®Exhaust Header Gaskets
    1
    # 262495698
    Mercury Cougar 1970, Exhaust Header Gaskets by Remflex®. Remflex's unique flexible graphite material has been proven for more than 30 years in industrial applications. Whether you have an old pick-up that needs a manifold gasket or a...
    Designed to crush 50%This allows them to fill gaps in the flange surface up to 1/16"
    $30.87 - $44.39
  • Hedman Hedders® - Header Flange Gaskets
    Hedman Hedders®Header Flange Gaskets
    0
    # 4908431689
    Mercury Cougar Cleveland Engine 1970, Header Flange Gaskets by Hedman Hedders®. Hedman gaskets are made of a special gasket material developed for Hedman. Accept no substitute.
    Made of High Quality MaterialsEasy to Install
    $15.03 - $18.97
  • Patriot Exhaust® - Percy's Seal-4-Good™ Exhaust Header Gaskets
    Patriot Exhaust®Percy's Seal-4-Good™ Exhaust Header Gaskets
    0
    # 378686503
    Mercury Cougar 1970, Percy's Seal-4-Good™ Exhaust Header Gaskets by Patriot Exhaust®. The Percy's Seal-4-Good Reusable Flange Gaskets are multi-layered and made from a special "Dead Soft" Aluminum, which conforms to header flanges for...
    Special "dead soft" aluminum conforms to flange to make an excellent sealSolid metal gasket will not blow out
    $44.95




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1970 Mercury Cougar Exhaust Reviews

5 reviews
Was a bit hesitant on buying this but was well worth it, it delivered on time and fit perfectly it also gives my old truck a nasty growl. I definitely recommend this item.
Posted by Robert (Monroe, WI) / November 20, 20222000 Dodge Dakota
1970 Mercury Cougar Models
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