1971 Mercury Cougar Performance Headers

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    • (0 reviews)
      # 97234666
      Mercury Cougar Base With Air Conditioning W/O Smog Injection or Injection Heads With C4 Automatic Transmission 1971, Standard Duty Full Length Exhaust Headers by Hedman Hedders®. Collector Outlet Diameter: 3". The standard-duty...
      Made of High Quality MaterialsBuilt to Last
      $192.74 - $849.51
    • (0 reviews)
      # 466892651
      Mercury Cougar Base With Air Conditioning With Automatic Transmission Floor Shifter W/O Smog Injection or Injection Heads With Power Steering 1971, Standard Duty Shorty Exhaust Headers by Hedman Hedders®. Primary Tubing Diameter:...
      Made of High Quality 304 SSBuilt to Last
      $185.96 - $1,080.33
    • (0 reviews)
      # 266707867
      Mercury Cougar Base With Air Conditioning With Automatic Transmission Floor Shifter W/O Smog Injection or Injection Heads 1971, Elite Ultra-Duty Exhaust Headers by Hedman Hedders®. Hedman's ELITE Hedders are the best you can buy....
      Made of High Quality MaterialsIdeal for Heavy Duty Applications
      $367.08 - $429.19
    • (1 review)
      # 64827592
      Mercury Cougar Base / XR-7 1971, Long Tube Exhaust Headers by Flowtech®. FLOWTECH headers are precision engineered and leak tested to get maximum performance and fuel economy from your engine. Each header is formed from specially...
      Mandrel-formed Power Plenum collectors for low backpressureLong transition collectors with merge spears for maximum flow and increased exhaust velocity
      $173.95 - $334.95
    • (0 reviews)
      # 231289085
      Mercury Cougar Base 1971, Competition™ Performance Headers by Hooker®. Emissions: EPA compliant. Primary Tubing Diameter: 1.75". Collector Outlet Diameter: 3". Collector Length: 8". All necessary hardware included for a complete...
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      +1
      $227.95 - $597.95
    • (0 reviews)
      # 231289130
      Mercury Cougar W/O Oil Cooler 1971, Super Competition™ Steel Full Length Exhaust Headers by Hooker®. Emissions: EPA compliant. Primary Tubing Diameter: 2.125". Collector Outlet Diameter: 3.5". Collector Length: 10". Header Style:...
      Tuned-length primary tubes for maximum exhaust scavenging and velocityMandrel-bent tubing for smooth exhaust flow
      $664.95 - $940.95
    • (0 reviews)
      # 221600567
      Mercury Cougar 1971, Cat4ward Stainless Steel Shorty Exhaust Headers by JBA®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 2.5". Header Style: Short Tube. Includes: Hardware, Gaskets. JBA shorty headers are one of...
      Mandrel-bent stainless steel primary tubesPatented JBA Firecone® collector
      $418.59 - $687.77
    • (0 reviews)
      # mpn359116185
      Mercury Cougar 1971, Demolition Derby Exhaust Headers by Schoenfeld Headers®. Primary Tubing Diameter: 1.625". This top-notch product by Schoenfeld Headers is made to give that extra boost that every driver appreciates. This...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $144.21
    • (0 reviews)
      # 197576165
      Mercury Cougar With Ford Small Block Engine 1971, IMCA Modified Steel Exhaust Headers by Schoenfeld Headers®. Includes: Bolts, Studs, Gaskets. This top-notch product by Schoenfeld Headers is made to give that extra boost that every...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $250.56 - $292.69
    • (0 reviews)
      # 87340291
      Mercury Cougar With Ford Small Block Engine 1971, Stock Clip Crossover Headers by Schoenfeld Headers®. This top-notch product by Schoenfeld Headers is made to give that extra boost that every driver appreciates. This product is...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $267.70 - $301.92
    • (0 reviews)
      # mpn359116194
      Mercury Cougar With Ford Small Block Engine 5.8L 1971, Stock Clip Steel Painted Exhaust Headers by Schoenfeld Headers®. Primary Tubing Diameter: 1.75"-1.875". Collector Outlet Diameter: 3.5". Collector Length: 9". Includes: Bolts,...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $285.55
    • (0 reviews)
      # mpn492597316
      Mercury Cougar 1971, Stainless Steel Bank Exhaust Flange by Kooks®. Material: Stainless Steel. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with...
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $177.81
    • (0 reviews)
      # 266707836
      Mercury Cougar 1971, Aluminum Header Gasket Set by Flowtech®. Material: Aluminum. 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,...
      Engineered for a precise, easy fitManufactured of P73 Ferroglass non-asbestos facing material for long life
      $10.29 - $13.73
    • (0 reviews)
      # 142869327
      Mercury Cougar Base / XR-7 H / M Engine VIN Character 1971, Real-Seal™ Aluminum Exhaust Header Gaskets by Flowtech®. Material: Aluminum. Flowtech REAL-SEAL header and collector gaskets are a revolutionary break-through in exhaust...
      Multi-Layer “Dead Soft” aluminum conforms to create a leak-proof sealWill not burn or blow out
      $46.77
    • (0 reviews)
      # 231289114
      Mercury Cougar Base / XR-7 M Engine VIN Character Cleveland Engine 1971, Super Competition™ Exhaust Header Gasket by Hooker®. Hooker's precision-matched Super Competition header gaskets provide a sure fit and unmatched exhaust...
      Precision fit for improved sealingSteel core provides superior adhesion
      $13.21
    • (0 reviews)
      # 102218382
      Mercury Cougar 1971, Exhaust Gasket Set by Mr. Gasket®. Whatever exhaust system you install on your engine, whether it's a set of chromed headers or simply a set of cleaned up flat black rams horn manifolds, you'll need gaskets and...
      Gaskets for every application, from mild to wildAluminum, copper or steel gaskets
      $17.83 - $19.93
    • (0 reviews)
      # mpn1625118
      Mercury Cougar M Engine VIN Character 1971, Ultra-Seal™ Exhaust Gasket Set by Mr. Gasket®.
      Gaskets for every application, from mild to wildAluminum, copper or steel gaskets
      $23.08
    • (0 reviews)
      # 89573437
      Mercury Cougar 1971, Graph-Flex™ Exhaust Header Gaskets by Taylor Cable®. These extreme high-temperature gaskets are well-suited for highly-modified engines: turbocharged, supercharged, nitrous or fuel. This is a premium,...
      Malleable stainless steel metal coreWill survive 2000°F exhaust temperatures for extended periods
      $21.11 - $23.50
    • (0 reviews)
      # mpn1593904390
      Mercury Cougar 5.8L 1971, Graph-Flex™ Oval Dual Bolt Header Flange Gaskets by Taylor Cable®. This products is an OEM and Performance company that was built on its founding heritage supported by a tradition of Legendary Quality....
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $23.50
    • (0 reviews)
      # 231111384
      Mercury Cougar 1971, HTR Collector Gaskets by Taylor Cable®. This products is an OEM and Performance company that was built on its founding heritage supported by a tradition of Legendary Quality. Designed utilizing the latest...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $16.53 - $18.40
    • (0 reviews)
      # 89573459
      Mercury Cougar 1971, Seal-4-Good™ Exhaust Header Gaskets by Taylor Cable®. These extreme high-temperature gaskets are well-suited for highly-modified engines: turbocharged, supercharged, nitrous or fuel. This is a premium,...
      Malleable stainless steel metal coreWill survive 2000°F exhaust temperatures for extended periods
      $34.41
    • (0 reviews)
      # mpn1593899228
      Mercury Cougar 5.8L 1971, Seal-4-Good™ Oval Dual Bolt Header Flange Gaskets by Taylor Cable®. This products is an OEM and Performance company that was built on its founding heritage supported by a tradition of Legendary Quality....
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $34.41
    • (0 reviews)
      # 89573474
      Mercury Cougar 1971, XX Carbon™ Exhaust Header Gaskets by Taylor Cable®. These extreme high-temperature gaskets are well-suited for highly-modified engines: turbocharged, supercharged, nitrous or fuel. This is a premium,...
      Malleable stainless steel metal coreWill survive 2000°F exhaust temperatures for extended periods
      $19.17 - $21.34
    • (0 reviews)
      # mpn2505991
      Mercury Cougar 7.0L 1971, Exhaust Gasket by Edelbrock®. Designed utilizing the latest technology, this product by Edelbrock features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle,...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $19.29
    • (0 reviews)
      # mpn2505993
      Mercury Cougar 7.0L 1971, Exhaust Gasket Set 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 from...
      The finest quality at a great priceWe carry everything needed to complete the job
      $18.57
    • (0 reviews)
      # mpn358507493
      Mercury Cougar 7.0L 1971, MLS Exhaust Header Gasket by Cometic Gasket®.
      Made of High Quality MaterialsBuilt to Last
      $39.64
    • (0 reviews)
      # mpn358950084
      Mercury Cougar with Big Block Ford Engine 7.0L 1971, Oval Port Header Flange Kit by Patriot Exhaust®. Includes: Gaskets, Mounting Hardware. Header Flange made from Steel. Patriot Exhaust's machined header flange kits are available...
      Precision machined flangeBuilt of High quality materials
      $60.46
    • (0 reviews)
      # mpn359115758
      Mercury Cougar 7.0L 1971, XX Carbon™ Exhaust Header Gaskets by Percy's High Performance®. These gaskets are designed to give the performance you expect at a price you can afford. Our XX Carbon gaskets are made of Taylor's...
      Built to match your exact requirementsHigh quality you can rely on
      $22.66
    • (0 reviews)
      # 231111336
      Mercury Cougar 5.8L 1971, Header Gasket Set by ProForm®.
      Carefully designed to improve the performance of your vehicleCrafted from first-rate materials
      $28.32
    • (0 reviews)
      # 262495730
      Mercury Cougar 1971, Exhaust Header Gasket by Remflex®. Remflex's unique flexible graphite material has been proven for more than 30 years in industrial applications, where temperatures routinely exceed 2,000 degrees - day after...
      $23.62 - $33.59
    • (0 reviews)
      # mpn359115915
      Mercury Cougar With Ford Small Block Engine 5.8L 1971, Round Port Exhaust Header Gasket by Schoenfeld Headers®. This top-notch product by Schoenfeld Headers is made to give that extra boost that every driver appreciates. This...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $12.98
    • (0 reviews)
      # 116549612
      Mercury Cougar 1971, Exhaust Manifold Gasket Set by Magnum Gasket®. You'd better be ready to take the heat if you're going to seal an exhaust manifold, where temperatures can often exceed 1,000°F. You can count on Magnum to offer...
      Made of High Quality MaterialsThe best combination of steel layers and high-temp gasket materials
      $11.44 - $23.35
    • (0 reviews)
      # 231288904
      Mercury Cougar 1971, Exhaust Header Copper Gasket by Big End Performance®. 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...
      Designed to boost your vehicle's performanceMade from high-quality materials
      $39.50
    • (0 reviews)
      # mpn492597677
      Mercury Cougar 1971, Header Bolt Kit by Kooks®. 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, this product by Kooks will last a...
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $9.93
    • (0 reviews)
      # mpn1903658102
      Mercury Cougar 7.0L 1971, Header Bolt Set by Mr. Gasket®. Whatever exhaust system you install on your engine, whether it’s a set of chromed headers or simply a set of cleaned up flat black rams horn manifolds, you’ll need...
      $36.69
    • (0 reviews)
      # 231111412
      Mercury Cougar 7.0L 1971, Vibe-Lock Header Bolt Kit by Taylor Cable®. This products is an OEM and Performance company that was built on its founding heritage supported by a tradition of Legendary Quality. Designed utilizing the...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $70.72 - $93.66
    • (0 reviews)
      # mpn358727069
      Mercury Cougar With Big Block Ford Engine 7.0L 1971, Standard Head Exhaust Header Bolts by Trans-Dapt®. Fastener made from Steel. Smaller than standard hex heads for those extremely tight spaces. Grade 5 bolts featuring 7/16" hex...
      $8.10
    • (0 reviews)
      # 24173143
      Mercury Cougar 1971, Composite Exhaust Manifold Gasket Set by Victor Reinz®. Material: Composite. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with...
      High quality at an affordable priceExpertly made from premium materials
      $8.79 - $10.91
    • (0 reviews)
      # mpn621182
      Mercury Cougar 5.8L 1971, Sintered Metal Exhaust Seal Ring by Victor Reinz®. Material: Sintered Metal. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and...
      High quality at an affordable priceExpertly made from premium materials
      $4.97
    • (0 reviews)
      # mpn1151262300
      Mercury Cougar Boss/Eliminator Engine / Windsor Engine 1971, Exhaust Manifold Gasket Set by DNJ Engine Components®. Get this top-grade quality replacement for your worn out part from DNJ. Expertly crafted from premium materials,...
      Designed to restore your vehicle's original performanceProvides superior sealing performance
      $7.93
    • (0 reviews)
      # 314941270
      Mercury Cougar Cleveland Engine / Cobra Jet/Super CJ Engine 1971, Header Locking Bolt Kit by Stage 8®. Thread Pitch: 3/8"-16. Package: For 16 Points. Stage 8 manufacturers the World's Best Active Mechanical Locking systems. Stage 8...
      Thoughtfully designed for the highest efficiency and safetyWill provide more breakaway torque than any other locking system
      $62.31 - $69.06
    • (0 reviews)
      # mpn4036603551
      Mercury Cougar Base With Air Conditioning With Power Steering 1971, Elite Ultra-Duty Street Mild Steel Exhaust Headers by Hedman Hedders®. Collector Outlet Diameter: 2.5". Color: Black. Header Coating: Ceramic Coating. Header...
      Made of High Quality MaterialsIdeal for Heavy Duty Applications
      $479.38
    • (0 reviews)
      # 448107216
      Mercury Cougar 1971, Circle Track Exhaust Headers by Patriot Exhaust®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 3". This superior Patriot EXhaust product is just for you. Carefully designed for maximum...
      Expertly crafted from premium materialsQuality design and workmanship
      $227.34 - $388.21
    • (0 reviews)
      # 448083363
      Mercury Cougar 1971, Clippster Mid-Length Exhaust Headers by Patriot Exhaust®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 2.5". Header Style: Mid-Length Tube. This superior Patriot EXhaust product is just for you....
      Expertly crafted from premium materialsQuality design and workmanship
      $339.98 - $523.44
    • (0 reviews)
      # 447915430
      Mercury Cougar 1971, Full-Length Exhaust Headers by Patriot Exhaust®. This superior Patriot EXhaust product is just for you. Carefully designed for maximum performance, is will more than just meet your needs and expectations. This...
      Expertly crafted from premium materialsQuality design and workmanship
      $279.69 - $534.72
    • (0 reviews)
      # 448042466
      Mercury Cougar 1971, Lakester Exhaust Headers by Patriot Exhaust®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 3.5". Emissions: EPA compliant. Header Coating: Ceramic Coating. Give your rod a nostalgic look with a...
      Expertly crafted from premium materialsQuality design and workmanship
      $620.25 - $881.16
    • (0 reviews)
      # 447970878
      Mercury Cougar 1971, Roadster Exhaust Headers by Patriot Exhaust®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 3.5". This superior Patriot EXhaust product is just for you. Carefully designed for maximum performance,...
      Expertly crafted from premium materialsQuality design and workmanship
      +1
      $326.18 - $604.23
    • (0 reviews)
      # 447939590
      Mercury Cougar 1971, Tight Tuck Street Rod Exhaust Headers by Patriot Exhaust®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 2.5". This superior Patriot EXhaust product is just for you. Carefully designed for maximum...
      Expertly crafted from premium materialsQuality design and workmanship
      $231.25 - $373.36
    • (0 reviews)
      # mpn3918342929
      Mercury Cougar 1971, Sprint Weld-Up Exhaust Collector Kit by Patriot Exhaust®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 3.5". Includes: 8 mandrel bent header tubes, flange kit and formed collectors. This superior...
      Expertly crafted from premium materialsQuality design and workmanship
      $180.72
    • (0 reviews)
      # 447962356
      Mercury Cougar 1971, Exhaust Header Gasket by Patriot Exhaust®. This superior Patriot EXhaust product is just for you. Carefully designed for maximum performance, is will more than just meet your needs and expectations. This...
      Expertly crafted from premium materialsQuality design and workmanship
      $16.96 - $18.66
    • (0 reviews)
      # 285466057
      Universal Aluminized Steel Header Collector Ball Flange Kit by Flowmaster®. Material: Aluminized Steel. Includes: Bolts and Studs. The Collector Ball Flange takes the place of the messy three-bolt connections and ensures a...
      Replaces Messy 3-Bolt Flange ConnectionEnsures Leak Free Connection
      $101.48 - $101.98
    • (1 review)
      # 285466056
      Universal Scavenger Series Y-Collector by Flowmaster®. The patented Scavenger Y-Collector is based on the principles of Pulse Technology. They are designed to harmonize the exhaust pulses from two cylinders that are at the opposite...
      Race Proven TechnologyPatented Design that Creates Low Pressure Zones for Better Scavenging
      $48.74 - $55.38
    • (0 reviews)
      # 285466062
      Universal Header Merge Collector by MagnaFlow®. These headers are a cost effective an easy way to boost your vehicle's horsepower and torque in almost nothing flat. They are made of mandrel bent stainless steel with a ceramic...
      Easy and a cost effective solution to add horsepower and torque to your enginePrecisely designed for quality, fit and function
      $248.00 - $311.58
    • (0 reviews)
      # mpn1295593899
      Universal 304 SS 2-Bolt Manifold Flange by Stainless Works®. Primary Tubing Diameter: 3.02". Material: 304 SS. This superior product is made from high-grade stainless steel to ensure excellent quality and maximum resistance to...
      Designed to meet strict quality standardsCarefully crafted from first-rate stainless steel
      $38.00
    • (0 reviews)
      # 466746659
      Universal Ball-Socket Style Exhaust Flange Kit by Hedman Hedders®. Ball & Socket Header Flange Kits allow you to convert a gasket style, or race style header collector to a gasket-free Ball-Style Collector. Hedman’s gasketless,...
      Available in 304 Stainless Steel, Aluminized Steel, Mild SteelEasy to Install
      $28.13 - $138.07
    • (0 reviews)
      # 466972652
      Universal Exhaust Header Reducers by Hedman Hedders®. Hedman reducers (exhaust system adapters) weld on to your exhaust system, so you can easily bolt up your Hedman Hedders to the vehicle’s exhaust.
      Available in Mild Steel, Aluminized Steel or Stainless SteelAll necessary hardware included
      $20.08 - $49.48
    • (0 reviews)
      # 466877651
      Universal Header Reducers by Hedman Hedders®. Many of Hedman's newer hedder models utilize a ball & socket style collector. If your Hedman Hedders have thisstyle of collector they do not require a gasket.
      Made of High Quality MaterialsBuilt to Last
      $25.52 - $30.39
    • (0 reviews)
      # 466734101
      Universal Heat Riser Valve by Hedman Hedders®. Universal heat riser valve adapters are available in two and three bolt designs, and fit 2-1/2" and 3" collectors.
      Made of High Quality MaterialsEnsure Optimum Performance
      $52.72 - $70.10
    • (0 reviews)
      # 466901649
      Universal Mild Steel Exhaust Headers Collectors by Hedman Hedders®. Material: Mild Steel. This Hedman Hedders product is just the option for you in case you want to get the most out of your auto. It is made from first-rate...
      Designed to boost your vehicle's performanceMade from high-quality materials
      $45.39 - $209.49
    • (0 reviews)
      # 285466074
      Universal 304 SS Merge Collector by Vibrant Performance®. Material: 304 SS. Vibrant Performance offers a comprehensive, high quality and affordably priced range of T304 Stainless Steel Merge Collectors to help free up maximum...
      Help free up maximum horsepowerEasy To Use
      $52.95 - $267.54





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