2014 GMC Sierra Performance Headers

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    • (0 reviews)
      # 231099320
      GMC Sierra without Air Injection without EGR System 5.3L / 6.2L 2014, Performance Short Tube Exhaust Headers by Gibson®. Primary Tubing Diameter: 1.75". Collector Outlet Diameter: 3". Emissions: CARB compliant. Header Style: Short...
      Increases low and mid-range horsepower and torqueIncreases engine efficiency
      $454.08 - $596.99
    • (0 reviews)
      # 100379608
      GMC Sierra 2014, Twisted Steel™ Exhaust Headers by aFe®. The new Twisted Steel performance header from aFe Power is redefining the header industry with the new pulse control technology. aFe engineers have designed this header...
      Optimized Tube Lengths Improve Flow and Performance100% hand MIG-welded construction ensures optimal strength and durability
      $769.00 - $1,829.00
    • (0 reviews)
      # 332899428
      GMC Sierra 2014, 304 SS Header Off Road Assembly by Stainless Works®. Emissions: EPA compliant. Primary Tubing Diameter: 1.875". Collector Outlet Diameter: 3". Color: Silver. Header Coating: Uncoated. Header Style: Long Tube. This...
      304 Stainless Steel ConstructionTIG-Welded
      $1,429.75 - $1,729.00
    • (0 reviews)
      # mpn3069277255
      GMC Sierra Crew Cab / Regular Cab 6.6L 2014, BladeRunner Ductile Iron Exhaust Manifold by aFe®. Replace the exhaust manifold on your Dodge diesel with the BladeRunner manifold. It was created to address a cracking problem with the...
      Thick wall construction and reinforced ribs for maximum durabilityOutflows the factory exhaust manifolds, improving performance and throttle response
      $510.00
    • (0 reviews)
      # 106291908
      GMC Sierra 5.3L 2014, Twisted Steel™ Stainless Steel Long Tube Exhaust Headers with Non-Catted Y-Pipe by aFe®. Emissions: EPA compliant. Primary Tubing Diameter: 1.75". Collector Outlet Diameter: 3". The new Twisted Steel...
      Race version for added performance and a more aggressive sound304 stainless steel mandrel-bent tubing for unrestricted flow
      $1,529.00
    • (0 reviews)
      # 171671888
      GMC Sierra 5.3L / 6.2L 2014, Long Tube Exhaust Headers by Kooks®. Emissions: EPA compliant. Collector Outlet Diameter: 3". Includes: Gaskets, and all installation hardware. This product is made of high-quality materials to serve...
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $1,132.40 - $1,146.35
    • (0 reviews)
      # 142866750
      GMC Sierra 5.3L / 6.2L 2014, 409 SS Shorty Exhaust Headers by Flowtech®. Emissions: EPA compliant. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 2.5". Header Style: Short Tube. Flowtech’s emissions-friendly headers...
      Mandrel-bent tubing for smooth exhaust flowSturdy 16 gauge tubing
      $249.95 - $299.95
    • (0 reviews)
      # 496167406
      GMC Sierra 5.3L / 6.0L / 6.2L 2014, Block Hugger Exhaust Headers by Flowtech®. Emissions: EPA compliant. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 2.5". Header Style: Short Tube. Flowtech Headers are the perfect...
      Tight fit block hugger design for popular hot rod and street rodsHeavy duty 16-gauge tubing for increased strength and durability
      $207.95 - $310.95
    • (0 reviews)
      # 496270335
      GMC Sierra 5.3L / 6.0L / 6.2L 2014, Lakester™ Exhaust Headers by Flowtech®. Emissions: EPA compliant. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 3". Premium aluminum header gaskets and installation hardware...
      High flow, mandrel-bent tubes provide consistent tubing diameters for smooth flow and increased exhaust velocityHeavy duty tubing and high quality welds for increased strength and durability
      $416.95 - $520.95
    • (0 reviews)
      # 496166376
      GMC Sierra 5.3L / 6.0L / 6.2L 2014, Ram Horn Exhaust Manifold by Flowtech®. Emissions: EPA compliant. Collector Outlet Diameter: 2.25". Flowtech exhaust manifolds are the perfect combination of quality and value. This Rams horn...
      Maximum engine clearance and maximum strengthSmooth transition, 1-5/8” diameter primaries are used for increased exhaust flow increasing performance and improving throttle response
      $207.95 - $310.95
    • (0 reviews)
      # 496206393
      GMC Sierra 5.3L / 6.0L / 6.2L 2014, Stainless Steel Upright Exhaust Headers by Flowtech®. Emissions: EPA compliant. Collector Outlet Diameter: 3". Color: Silver. Header Coating: Uncoated. Flowtech Headers are the perfect...
      Consistent tubing diameters for smooth flowIncreases the cylinder scavenging effect and improves engine breathing
      $219.95 - $239.95
    • (0 reviews)
      # mpn358954139
      GMC Sierra 5.3L / 6.0L / 6.2L 2014, SlickFit Steel Natural Short Tube Exhaust Header by Advance Adapters®. Finish: Natural.
      $306.32
    • (0 reviews)
      # 221599959
      GMC Sierra 2014, Cat4ward Stainless Steel Shorty Exhaust Headers by JBA®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 2.5". Emissions: CARB compliant. Header Style: Short Tube. Includes: Hardware, Gaskets. JBA...
      Mandrel-bent stainless steel primary tubesPatented JBA Firecone® collector
      $482.66 - $661.40
    • (0 reviews)
      # 409370845
      GMC Sierra 2014, Mild Steel Long Tube Exhaust Headers by PaceSetter®. Primary Tubing Diameter: 1.875". Collector Outlet Diameter: 3". Emissions: EPA compliant. Header Style: Long Tube. Manufactured using mandrel-bent, 16-gauge mild...
      3/8” thick CNC-machined, port matched steel flanges1-7/8” or 1-3/4” 16-gauge mild steel, mandrel-bent primaries
      $341.81 - $508.07
    • (0 reviews)
      # 409330845
      GMC Sierra Base / SLE / SLT 5.3L 2014, Mild Steel Shorty Exhaust Headers by PaceSetter®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 2.5". Emissions: EPA compliant. Header Style: Short Tube. Flanged Collector. If...
      Machined flanges and 16-gauge primaries, just like race long tubesPollution control hook ups
      $257.03 - $408.40
    • (0 reviews)
      # mpn3513651682
      GMC Sierra 5.3L 2014, Steel 4-2-1 Long-Tube Tri-Y Exhaust Header Kit with Y-Pipes by Doug Thorley Headers®. Emissions: CARB compliant. This complete header kit makes huge increases in power output of your LS powered GM truck or...
      High quality at an affordable priceExpertly made from premium materials
      $789.00
    • (0 reviews)
      # mpn3513651683
      GMC Sierra 5.3L / 6.2L 2014, Steel Short Tube Exhaust Headers by Doug Thorley Headers®. Emissions: CARB compliant. These shortie headers are a fantastic way to work some extra horsepower out of your LS powered truck or SUV. A...
      Street legal in all 50 states (most applications)Compact design - great for tight spaces
      $559.00
    • (0 reviews)
      # 466780654
      GMC Sierra 2014, 304 SS Collector Flange by Stainless Works®. Material: 304 SS. This superior product is made from high-grade stainless steel to ensure excellent quality and maximum resistance to corrosion. Engineered with careful...
      Designed to meet strict quality standardsCarefully crafted from first-rate stainless steel
      $43.70
    • (0 reviews)
      # mpn358582413
      GMC Sierra 5.3L / 6.0L / 6.2L 2014, Aluminum Header Flange Kit by Moroso®. Material: Aluminum. With this quality part backed by a great price, you can enjoy your vehicle so much more than you thought was possible. This Moroso part...
      High quality at an affordable priceExpertly made from premium materials
      $115.02
    • (0 reviews)
      # mpn2112186
      GMC Sierra 4.3L 2014, 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
      $23.50
    • (0 reviews)
      # 231099214
      GMC Sierra 2014, 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
      $13.87 - $18.40
    • (0 reviews)
      # mpn2114183
      GMC Sierra 4.3L 2014, 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,...
      Multi-layered for excellent conformability and sealSeals even imperfect flanges
      $34.41
    • (0 reviews)
      # mpn2118403
      GMC Sierra 4.3L 2014, 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
      $21.34
    • (0 reviews)
      # 245516032
      GMC Sierra 2014, 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 your...
      Built to match your exact requirementsHigh quality you can rely on
      $11.92
    • (0 reviews)
      # mpn359115722
      GMC Sierra SLE / SLT 5.3L 2014, Seal-4-Good™ Exhaust Header Gaskets by Percy's High Performance®. The Percy's Seal-4-Good Reusable Flange Gaskets are multi-layered and made from a special "Dead Soft" Aluminum, which conforms to...
      Built to match your exact requirementsHigh quality you can rely on
      $33.07
    • (0 reviews)
      # 346356280
      GMC Sierra SLE / SLT 5.3L 2014, 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
      $21.64 - $22.66
    • (0 reviews)
      # 262494873
      GMC Sierra 2014, 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 day,...
      $24.31 - $32.62
    • (0 reviews)
      # mpn1903660761
      GMC Sierra 6.0L 2014, 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 gaskets...
      Gaskets for every application, from mild to wildAluminum, copper or steel gaskets
      $36.69
    • (0 reviews)
      # 231099231
      GMC Sierra 4.3L 2014, 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 latest...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $14.91 - $19.69
    • (0 reviews)
      # 346356120
      GMC Sierra 2500 HD 2014, Vibe-Lock Header Bolt Kit by Percy's High Performance®. This product is made from high-grade materials to meet the strictest standards of high quality. Designed with the utmost care and attention to detail,...
      Built to match your exact requirementsHigh quality you can rely on
      $79.73 - $94.27
    • (0 reviews)
      # 276235984
      GMC Sierra 2014, Cast Iron Natural Exhaust Manifold by Dorman®. Finish: Natural. Since this part is a direct replacement, the exact fit adds another layer of efficiency and convenience.
      High Quality tubular construction protects against warping and/or crackingLeak-resistant for long-lasting performance
      $60.95 - $128.95
    • (0 reviews)
      # 231283266
      GMC Sierra 2014, GM Original Equipment™ Exhaust Manifold Gasket by ACDelco®. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised. Perfect for your...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $9.48
    • (0 reviews)
      # mpn1520366
      GMC Sierra 6.0L 2014, Exhaust Manifold Gasket Set by Fel-Pro®. Includes: 2 Gaskets. 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...
      Direct OEM replacement for a proper fitEnsures reliable sealing performance
      $9.12
    • (0 reviews)
      # 276235981
      GMC Sierra 6.0L 2014, Steel Exhaust Manifold Hardware Kit by Dorman®. Material: Steel. Dorman manifold bolt and spring kits are just what you need to secure the front flange. Dorman offers products like fasteners and solutions to...
      Direct replacement for a proper fitBuilt to Last
      $8.75 - $8.87
    • (0 reviews)
      # 314958654
      GMC Sierra 5.3L / 6.0L / 6.2L 2014, Header Locking Bolt Kit by Stage 8®. Thread Pitch: 3/8"-16. Length: 3/4". Package: For 16 Points. Stage 8 manufacturers the World's Best Active Mechanical Locking systems. Stage 8 locking...
      Thoughtfully designed for the highest efficiency and safetyWill provide more breakaway torque than any other locking system
      $62.31
    • (0 reviews)
      # 466195491
      GMC Sierra 5.3L / 6.0L / 6.2L 2014, Exhaust Headers by Advance Adapters®. 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...
      High quality at an affordable priceExpertly made from premium materials
      $269.14 - $386.13
    • (0 reviews)
      # 378622036
      GMC Sierra 2014, Fenderwell 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 performance,...
      Expertly crafted from premium materialsQuality design and workmanship
      $311.23 - $606.17
    • (0 reviews)
      # 378622002
      GMC Sierra 2014, Full-Length Exhaust Headers by Patriot Exhaust®. Collector Outlet Diameter: 3". This superior Patriot EXhaust product is just for you. Carefully designed for maximum performance, is will more than just meet your...
      Expertly crafted from premium materialsQuality design and workmanship
      $297.37 - $687.03
    • (0 reviews)
      # 378622049
      GMC Sierra 5.3L / 6.0L / 6.2L 2014, 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...
      Expertly crafted from premium materialsQuality design and workmanship
      $268.98 - $563.02
    • (0 reviews)
      # 378622045
      GMC Sierra 5.3L / 6.0L / 6.2L 2014, Street Rod Sprint 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...
      Expertly crafted from premium materialsQuality design and workmanship
      $267.16 - $507.72
    • (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
    • (0 reviews)
      # 482094993
      Universal 304 SS Slip Joint Adapter 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
      $31.45 - $59.95
    • (0 reviews)
      # mpn1300425166
      Universal Low Carbon Steel Exhaust Header Extensions by DynoMax®. Material: Low Carbon Steel. With their great selection of exhaust pipes and accessories, DynoMax will provide you with everything necessary to complete the exhaust...
      Designed to ensure unrestricted exhaust flowDirect fit – no modifications needed to install
      $58.24
    • (0 reviews)
      # 466758648
      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)
      # 285466054
      Universal Elbow Kit by Dynatech®. These Long Tube Pavement Late Model Headers are designed for use with Standard Chevy engines. The Long Tube design promotes excellent torque throughout the RPM range.
      35” Equal Length primaries for maximum Torque and HorsepowerValve covers are removable with headers installed
      $105.99 - $109.99
    • (0 reviews)
      # 285466053
      Universal High-Velocity Merge Collector by Dynatech®. Dynatech Merge Collectors are an excellent way to maximize the potential of your exhaust system. When your exhaust system requires the maximum horsepower, a set of Dynatech...
      Maximizes the potential of the exhaust systemMade of High Quality Materials
      $199.99
    • (0 reviews)
      # 466303475
      Universal Aluminized Steel 3-Bolt Flange Header Buddy Reducer by Jones Exhaust®. Material: Aluminized Steel. Thoroughly engineered to perform and outperform any competition, these premium exhaust pipes by Jones Exhaust are a must...
      High quality at an affordable priceExpertly made from premium materials
      $33.06 - $33.46
    • (0 reviews)
      # mpn478097096
      Universal Aluminized Steel 3-Bolt Flange Header Collector Extension by Jones Exhaust®. Material: Aluminized Steel. This Jones Exhaust product is just the option for you in case you want to get the most out of your auto. It is made...
      High quality at an affordable priceExpertly made from premium materials
      $18.97
    • (0 reviews)
      # 285466061
      Universal Aluminized Steel 3-Bolt Flange Header Collector Extension by Jones Exhaust®. Material: Aluminized Steel. This Jones Exhaust product is just the option for you in case you want to get the most out of your auto. It is made...
      High quality at an affordable priceExpertly made from premium materials
      $10.08 - $12.98
    • (0 reviews)
      # 285466065
      Universal 3 Bolt Style Exhaust Collector Flange Kit by Patriot Exhaust®. Flange kits include two flanges, gaskets and flange bolts. All round collector flanges include two block off plates and two flanges. 4-gauge flange thickness....
      Welding Required: YesCollector Ring Finish: Natural
      $12.97 - $17.38
    • (0 reviews)
      # 285466064
      Universal 4-1 Formed Collectors 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 product is built...
      Expertly crafted from premium materialsQuality design and workmanship
      $37.60 - $89.19





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