1971 Pontiac LeMans Performance Headers

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    • (0 reviews)
      # 231012017
      Pontiac LeMans 5.7L / 6.6L / 7.5L 1971, Exhaust Manifold by Pypes®. These are brand new improved molds from Pypes Performance Exhaust. Still searching for some more horsepower and better sound? Then here’s your solution......
      Machined out to 2.5" at flange area for better flowHigh quality gaskets included
      $284.49
    • (0 reviews)
      # 171670412
      Pontiac LeMans 1971, Stainless Steel Long Tube Headers by Kooks®. 1.875" Inlet / 3" Outlet. Gaskets, and all installation hardware included. This product is made of high-quality materials to serve you for years to come. Designed...
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $1,018.26
    • (0 reviews)
      # 64829217
      Pontiac LeMans 1971, Long Tube Headers by Flowtech®. 1.625" Diameter, 3" Collector Diameter. Include All Mounting Hardware Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 3". Carb Compliant: No. Material: Mild Steel....
      Mandrel-formed Power Plenum collectors for low backpressureConstructed of .060 cold roll flash mild steel tubing
      $190.95 - $345.95
    • (0 reviews)
      # 231296719
      Pontiac LeMans With Air Conditioning 1971, Competition™ Header by Hooker®. All necessary hardware included for a complete installation Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 3". Carb Compliant: No. Collector...
      Tuned-length primary tubes for street performanceMandrel-bent tubing for smooth exhaust flow
      $223.95 - $553.95
    • (0 reviews)
      # 231296807
      Pontiac LeMans 1971, Super Competition™ Header by Hooker®. Carb Compliant: No. Collector Length: 10". Series: Super Competition™. With Hooker Super Competition the objective has always been to make the maximum horsepower and...
      Designed for optimal performanceIndustry’s best welds for durability
      $509.95 - $852.95
    • (0 reviews)
      # 56711451
      Pontiac LeMans 5.7L / 6.6L / 7.5L With Floor Shifter With A/C Without States with California Emission Standards 1971, Steel Round 4-Tube Full Length Header by Doug's Headers®. Pair. 1-7/8" 3.500". Doug's headers are carefully...
      Reduces backpressure and increases higher RPM horsepowerPrecision formed long transition collectors and long tube design
      $789.36
    • (0 reviews)
      # 97236349
      Pontiac LeMans Base With Air Conditioning With Floor Shifter W/O Smog Injection or Injection Heads With Power Steering W/O Round Ports 5.7L / 6.6L / 7.5L 1971, Block Hugger Headers by Hedman Hedders®. Primary Tubing Diameter:...
      Low profile designBuilt of High Quality Materials
      $314.77 - $610.96
    • (0 reviews)
      # 97236352
      Pontiac LeMans Base With Air Conditioning W/O Smog Injection or Injection Heads With Power Steering W/O Round Ports 5.7L / 6.6L / 7.5L 1971, Standard Duty Headers by Hedman Hedders®. 1 Pair. Includes: Bolts, Studs, Gaskets,...
      Made of High Quality MaterialsBuilt to Last
      $233.90 - $517.53
    • (0 reviews)
      # 231161849
      Pontiac LeMans 5.7L / 6.6L / 7.5L 1971, Aluminum Header Gasket Set by Flowtech®. Kit consists of (2) Header flange gaskets and (2) 3" collector gaskets Material: Aluminum. This product is made of high-quality materials to serve you...
      Engineered for a precise, easy fitManufactured of P73 Ferroglass non-asbestos facing material for long life
      $10.29
    • (0 reviews)
      # 231296784
      Pontiac LeMans 1971, Super Competition™ Header Gasket by Hooker®. Series: Super Competition™. Thickness: 0.07". Hooker's precision-matched Super Competition header gaskets provide a sure fit and unmatched exhaust sealing. This...
      Precision fit for improved sealingSteel core provides superior adhesion
      $13.21
    • (0 reviews)
      # 231296632
      Pontiac LeMans 5.7L / 6.6L / 7.5L 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,...
      Gaskets for every application, from mild to wildAluminum, copper or steel gaskets
      $19.93 - $31.49
    • (0 reviews)
      # 231296654
      Pontiac LeMans 5.7L / 6.6L / 7.5L 1971, Ultra-Seal™ Exhaust Gasket Set by Mr. Gasket®. Series: Ultra-Seal™. Whatever exhaust system you install on your engine, whether it’s a set of chromed headers or simply a set of cleaned...
      Gaskets for every application, from mild to wildAluminum, copper or steel gaskets
      $23.08 - $28.34
    • (0 reviews)
      # 118582812
      Pontiac LeMans 5.7L / 6.6L 1971, Exhaust Header Gaskets by Spectre Performance®. Includes: 2 Gaskets. Material: Ceramic Fiber. Rooted in racing, Spectre Performance designs and builds every product with the same goal in mind - the...
      High-tech engine parts for the most power and best performanceThe finest exterior and interior parts for superior appearance and functionality
      $8.52 - $19.58
    • (0 reviews)
      # 199916728
      Pontiac LeMans 1971, Exhaust Header Gaskets by Taylor Cable®. Series: Seal-4-Good™. These extreme high-temperature gaskets are well-suited for highly-modified engines: turbocharged, supercharged, nitrous or fuel. This is a...
      Will survive 2000°F exhaust temperatures for extended periodsCarbon felt material on a stainless steel core
      $33.74
    • (0 reviews)
      # 199916785
      Pontiac LeMans 1971, Exhaust Header Gaskets by Taylor Cable®. Series: XX Carbon™. These extreme high-temperature gaskets are well-suited for highly-modified engines: turbocharged, supercharged, nitrous or fuel. This is a premium,...
      Will survive 2000°F exhaust temperatures for extended periodsCarbon felt material on a stainless steel core
      $20.92
    • (0 reviews)
      # 199916694
      Pontiac LeMans 1971, Exhaust Header Gaskets by Taylor Cable®. Series: Graph-Flex™. These extreme high-temperature gaskets are well-suited for highly-modified engines: turbocharged, supercharged, nitrous or fuel. This is a...
      Will survive 2000°F exhaust temperatures for extended periodsCarbon felt material on a stainless steel core
      $23.04
    • (0 reviews)
      # 245514359
      Pontiac LeMans 6.6L 1971, Header Gasket by Howe Racing Enterprises®. 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...
      Built to match your exact requirementsHigh quality you can rely on
      $11.68
    • (0 reviews)
      # 207584654
      Pontiac LeMans 5.7L / 6.6L / 7.5L 1971, Seal-4-Good Header Gasket by Percy's High Performance®. Port Style: Large Race Oval/D-Port, Port Size: 2.00" x 1.5". The Percy's Seal-4-Good Reusable Flange Gaskets are multi-layered and made...
      Limited Lifetime Replacement WarrantyMade Of Dead Soft Aluminum
      $51.32
    • (0 reviews)
      # 69056882
      Pontiac LeMans 5.7L / 6.6L / 7.5L 1971, XX Carbon Header Gasket by Percy's High Performance®. Port Style: Large Race Oval/D-Port, Port Size: 2" x 1.5". These gaskets are designed to give the performance you expect at a price you...
      Perfect For Even Nitrous/Turbo/Blower MotorsWithstands Long Term Exposure To Over 2000 Degrees
      $28.37
    • (0 reviews)
      # 262500360
      Pontiac LeMans 5.7L / 6.6L / 7.5L 1971, Manifold/Header Gasket by Remflex®. Set of 2. D-shaped center ports, 1-3/8" x 1-13/16" oval Ports. Remflex's unique flexible graphite material has been proven for more than 30 years in...
      Remflex exhaust gaskets come in a standard 1/8" thickness and are designed to crush 50%. This allows them to fill gaps in the flange surface up to 1/16"100% flexible graphite construction means Remflex gaskets are good for up to 3,000 degrees F - far exceeding that of any vehicle's exhaust system temperature
      $33.59
    • (0 reviews)
      # 231153640
      Pontiac LeMans With Pontiac Engine 5.7L / 6.6L / 7.5L 1971, 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...
      Designed to boost your vehicle's performanceMade from high-quality materials
      $40.28
    • (0 reviews)
      # 231161754
      Pontiac LeMans 5.7L / 6.6L / 7.5L 1971, Bolt Set by Mr. Gasket®. 12 Pieces. 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,...
      $30.57
    • (0 reviews)
      # 231102245
      Pontiac LeMans 6.6L / 7.5L 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...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $39.35 - $80.58
    • (0 reviews)
      # 231102263
      Pontiac LeMans 1971, Exhaust Manifold by OPGI®. This superior product is painstakingly designed to provide outstanding quality and value. Expertly crafted from first-rate materials to the highest standards it ensures maximum...
      Made from first-rate materialsDesigned to comply with high-quality standards
      $214.15
    • (0 reviews)
      # 86243818
      Pontiac LeMans with Ram Air 1971, Exhaust Manifold Flange by OPGI®. Exhaust Manifold Flange. This superior product is painstakingly designed to provide outstanding quality and value. Expertly crafted from first-rate materials to...
      Made from first-rate materialsDesigned to comply with high-quality standards
      $48.75 - $55.80
    • (0 reviews)
      # 231102269
      Pontiac LeMans 1971, Exhaust Manifold Heater Shroud by OPGI®. This superior product is painstakingly designed to provide outstanding quality and value. Expertly crafted from first-rate materials to the highest standards it ensures...
      Made from first-rate materialsDesigned to comply with high-quality standards
      $43.23 - $117.29
    • (0 reviews)
      # 199837323
      Pontiac LeMans 5.7L / 6.6L / 7.5L 1971, HTR Oval/D-Port Collector Gasket (2.0"x1.50") by Taylor Cable®. Size: 2.0" x 1.50". Large Race Port. Oval Shape. This products is an OEM and Performance company that was built on its founding...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $21.54
    • (0 reviews)
      # 199837326
      Pontiac LeMans 6.6L / 7.5L 1971, HTR Round Collector Gasket (1.88") by Taylor Cable®. Size: 1.88". Round Shape. This products is an OEM and Performance company that was built on its founding heritage supported by a tradition of...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $21.54
    • (0 reviews)
      # 86176707
      Pontiac LeMans with Ram Air 1971, Exhaust Manifold Bolt & Lock Set by OPGI®. This superior product is painstakingly designed to provide outstanding quality and value. Expertly crafted from first-rate materials to the highest...
      Made from first-rate materialsDesigned to comply with high-quality standards
      $50.98
    • (0 reviews)
      # 86174159
      Pontiac LeMans 1971, Exhaust Manifold Bolt Lock by OPGI®. This superior product is painstakingly designed to provide outstanding quality and value. Expertly crafted from first-rate materials to the highest standards it ensures...
      Made from first-rate materialsDesigned to comply with high-quality standards
      $6.78
    • (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
      $34.00
    • (0 reviews)
      # mpn584304642
      Universal Afterburner™ Thrust Toobs Headers Extension by Flowtech®. 3" Inlet, 12" Long, 3-Bolt, Package contains one pair Series: Afterburner™. Afterburner Thrust Toobs used with open headers are designed to complete the system...
      Expertly crafted from premium materials3-Bolt, 3” ID, 12” Long
      $38.44
    • (0 reviews)
      # 266461787
      Universal Reducer by Flowtech®. Flowtech understands that when you purchase a set of headers, a muffler, or even an entire exhaust system, you want to know that you’re getting everything you need to complete the installation.
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $19.42 - $128.95
    • (0 reviews)
      # 255773604
      Universal Collector Gaskets by JBA®. JBA is proud to offer accessories to aid in the fitment of your JBA exhaust product. This product is made of high-quality materials to serve you for years to come. Designed using...
      JBA's premium header flange gaskets are made extra thick from a specially made formulated gasket materialTheir gaskets are rated up to 1100 F
      $11.97 - $13.70
    • (0 reviews)
      # 266461866
      Universal 2 into 1 Y-Pipe Collector by Schoenfeld Headers®. 1 Piece. This top-notch product by Schoenfeld Headers is made to give that extra boost that every driver appreciates. This product is designed with utmost care and...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $101.03 - $112.26
    • (0 reviews)
      # 266461864
      Universal 3 Bolt Header Collector Flange by Schoenfeld Headers®. This top-notch product by Schoenfeld Headers is made to give that extra boost that every driver appreciates. This product is designed with utmost care and meticulous...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $5.86 - $6.24
    • (0 reviews)
      # 266461865
      Universal Collector Insert Reducer by Schoenfeld Headers®. This top-notch product by Schoenfeld Headers is made to give that extra boost that every driver appreciates. This product is designed with utmost care and meticulous...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $20.77
    • (0 reviews)
      # 266461872
      Universal Slip Over Collector by Schoenfeld Headers®. This top-notch product by Schoenfeld Headers is made to give that extra boost that every driver appreciates. This product is designed with utmost care and meticulous attention...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $44.67 - $221.08
    • (0 reviews)
      # 266461831
      Universal Ball-Socket 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, Ball &...
      Available in 304 Stainless Steel, Aluminized Steel, Mild SteelEasy to Install
      $26.79 - $152.89
    • (0 reviews)
      # 266461804
      Universal 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
      $19.43 - $51.27
    • (0 reviews)
      # 266461856
      Universal Husler Race Hedder 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
      $25.02 - $28.68
    • (0 reviews)
      # 266461860
      Universal Mild Steel Header Collectors by Hedman Hedders®. 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 materials to provide the highest level...
      Designed to boost your vehicle's performanceMade from high-quality materials
      $45.51 - $205.38
    • (0 reviews)
      # 171670489
      Universal Ball and Socket Connector 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...
      Made of high Quality MaterialsDesigned to match rigorous quality standards
      $58.16 - $257.36
    • (0 reviews)
      # 171670471
      Universal Collector by Kooks®. With 9-10" long body. Plus 2" for slip on stub section. 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...
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $118.93 - $434.57
    • (0 reviews)
      # 171670709
      Universal Collector Weld-On Reducer Cone 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...
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $16.40 - $53.30
    • (0 reviews)
      # 142860869
      Universal Terminator™ Reducer Street Hookup by Flowtech®. 3-Bolt. Terminator fully-welded reducers/street hookups are designed to be used behind three-bolt design collectors and help make any header installation complete.
      Fully-welded constructionDurable 16 gauge construction
      $39.48
    • (0 reviews)
      # 171670484
      Universal Collector Gasket 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 lifetime....
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $13.69
    • (0 reviews)
      # 171670688
      Universal Exhaust Gasket 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 lifetime....
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $13.69 - $28.12
    • (0 reviews)
      # 171670635
      Universal Steel Exhaust Flange 3" 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
      $13.17 - $98.42
    • (0 reviews)
      # 266461774
      Universal Real-Seal™ Collector Gasket Kit by Flowtech®. Series: Real-Seal™. Flowtech Real-Seal collector gaskets are a revolutionary break-through exhaust sealing technology. Constructed of separate layers of "Dead Soft"...
      Multi-Layer "Dead Soft" aluminum conforms to create a leak proof sealWater - Weather Resistant
      $21.79 - $23.88
    • (0 reviews)
      # 266461803
      Universal Heat Screen by Design Engineering®. 1 Piece.
      $75.07 - $99.74
    • (0 reviews)
      # mpn359115759
      XX Carbon Header Gasket Material, 6" x 24" 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 proprietary 100% carbon...
      Limited Lifetime Replacement WarrantyWithstands Long Term Exposure To Over 2000 Degrees
      $26.43
    • (0 reviews)
      # mpn358503389
      Universal Collector/Reducer Flange Gasket by Remflex®. Set of 2. Port Size across the center of the gasket - Width 3-1/8", Height 2-7/8". Bolt Center to Bolt Center - Width 3-7/8", Height 3-11/16". 4-Bolt Holes. Remflex's unique...
      Remflex exhaust gaskets come in a standard 1/8" thickness and are designed to crush 50%. This allows them to fill gaps in the flange surface up to 1/16"100% flexible graphite construction means Remflex gaskets are good for up to 3,000 degrees F - far exceeding that of any vehicle's exhaust system temperature
      $15.99
    • (0 reviews)
      # mpn3242574497
      Universal Display Gasket Kit 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 day, week after...
      Remflex exhaust gaskets come in a standard 1/8" thickness and are designed to crush 50%. This allows them to fill gaps in the flange surface up to 1/16"100% flexible graphite construction means Remflex gaskets are good for up to 3,000 degrees F - far exceeding that of any vehicle's exhaust system temperature
      $472.75
    • (0 reviews)
      # 262500427
      Universal Exhaust Collector 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 day, week...
      Remflex exhaust gaskets come in a standard 1/8" thickness and are designed to crush 50%. This allows them to fill gaps in the flange surface up to 1/16"100% flexible graphite construction means Remflex gaskets are good for up to 3,000 degrees F - far exceeding that of any vehicle's exhaust system temperature
      $8.14 - $14.67
    • (0 reviews)
      # 262500454
      Universal Exhaust Flange 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 day, week...
      Remflex exhaust gaskets come in a standard 1/8" thickness and are designed to crush 50%. This allows them to fill gaps in the flange surface up to 1/16"100% flexible graphite construction means Remflex gaskets are good for up to 3,000 degrees F - far exceeding that of any vehicle's exhaust system temperature
      $7.19 - $12.79
    • (0 reviews)
      # 262500472
      Universal Exhaust Header Gasket by Remflex®. Set of 2. 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...
      Remflex exhaust gaskets come in a standard 1/8" thickness and are designed to crush 50%. This allows them to fill gaps in the flange surface up to 1/16"100% flexible graphite construction means Remflex gaskets are good for up to 3,000 degrees F - far exceeding that of any vehicle's exhaust system temperature
      $16.15 - $39.97
    • (0 reviews)
      # 262500488
      Universal Gasket Sheet by Remflex®. 1 Peace. 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 day, week...
      Remflex exhaust gaskets come in a standard 1/8" thickness and are designed to crush 50%. This allows them to fill gaps in the flange surface up to 1/16"100% flexible graphite construction means Remflex gaskets are good for up to 3,000 degrees F - far exceeding that of any vehicle's exhaust system temperature
      $23.83 - $44.25
    • (0 reviews)
      # mpn3242574414
      Universal Y-Pipe Flange Gasket by Remflex®. 1 Peace. (2) 1-1/2" D Round Ports, with 3 Bolt Holes, Bolt Hole Spacings (A) 4-5/8" x (B) 3-5/16". Remflex's unique flexible graphite material has been proven for more than 30 years in...
      Remflex exhaust gaskets come in a standard 1/8" thickness and are designed to crush 50%. This allows them to fill gaps in the flange surface up to 1/16"100% flexible graphite construction means Remflex gaskets are good for up to 3,000 degrees F - far exceeding that of any vehicle's exhaust system temperature
      $10.28
    • (0 reviews)
      # 213768930
      Universal Aluminized Heat Barrier by Thermo-Tec®. 1 Piece. The Aluminized Heat Barrier is made up of woven silica with a flexible aluminized finish. The highly-reflective surface of the material is capable of withstanding radiant...
      Designed to provide the ultimate in heat protectionTested to deliver exceptional quality
      $95.03 - $1,264.89




    1971 Pontiac LeMans Performance Headers Reviews

    Average rating:  4.5  4.5 - 39 reviews
    5 of 5
    CanAmMex® 00747-212 - Thunderbolt™ Hi-Polished Single Rolled Angled Oval Tip
    These appear to be of very good quality, good welds.
    JPosted by John (Enfield, CT) / February 24, 2016
    Was this review helpful for you? Yes
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