2001 GMC Sierra Performance Headers

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    • (0 reviews)
      # 231108754
      GMC Sierra with EGR Fitting 2001, Exhaust Headers by Gibson®. Emissions: CARB compliant. Header Style: Short Tube. Let your engine breathe and gain power and performance with Gibson Performance Headers. These headers will flow much...
      Increases low and mid-range horsepower and torqueIncreases engine efficiency
      $454.08 - $596.99
    • (0 reviews)
      # 82924243
      GMC Sierra 2001, Stainless Steel Long Tube Exhaust Headers with Factory Connect by Stainless Works®. Emissions: EPA compliant. Color: Silver. Header Coating: Uncoated. Header Style: Long Tube. This superior product is made from...
      Designed to meet strict quality standardsCarefully crafted from first-rate stainless steel
      $1,026.00
    • (0 reviews)
      # 97233056
      GMC Sierra With Air Conditioning With Power Steering With Tubular Exhaust Manifold System 2001, Standard Duty Shorty Exhaust Headers by Hedman Hedders®. Header Style: Short Tube. After more than 50 years of manufacturing headers...
      Made of High Quality 304 SSBuilt to Last
      $308.93 - $843.17
    • (0 reviews)
      # 448277216
      GMC Sierra 2500 HD / 3500 2001, Stainless Steel Turbo Exhaust Headers by Stainless Works®. Emissions: EPA compliant. Color: Silver. Header Coating: Uncoated. This superior product is made from high-grade stainless steel to ensure...
      Designed to meet strict quality standardsCarefully crafted from first-rate stainless steel
      $1,320.50
    • (1 review)
      # 466737099
      GMC Sierra 4.8L / 5.3L 2001, Stainless Steel Header Off Road Assembly by Stainless Works®. Emissions: EPA compliant. Primary Tubing Diameter: 1.75". Collector Outlet Diameter: 2.5". Color: Silver. Header Coating: Uncoated. Header...
      304 Stainless Steel ConstructionTIG-Welded
      $1,429.75 - $1,619.75
    • (0 reviews)
      # 46328288
      GMC Sierra 2001, TorqueTube™ Exhaust Manifold System by Banks®. Includes: Two Full Exhaust Manifold Assemblies. Cast OEM exhaust manifolds just are too restrictive. Replacing them with Banks Torque Tubes will substantially reduce...
      Shorty style fits in stock engine bayImproves power, reduces fuel consumption
      $627.27 - $678.77
    • (0 reviews)
      # 448181169
      GMC Sierra 2001, CNC Series™ Steel Exhaust Headers by BBK®. Primary Tubing Diameter: 1.75". Header Style: Long Tube. Gain 30 plus dyno-proven horsepower just by bolting on a set of BBK long tube, full length headers. These...
      Dyno testing results show a typical increase of 30 horsepowerDeveloped using CAD (Computer Aided Design) software
      $549.99 - $649.99
    • (1 review)
      # 118688476
      GMC Sierra 2001, Tuned Length Steel Shorty Exhaust Headers by BBK®. Emissions: CARB compliant. Primary Tubing Diameter: 1.75". Header Style: Short Tube. Gain 15-20 dyno-proven horsepower at the rear wheels just by bolting on a set...
      Dyno testing results show a typical increase of 15-20 horsepower at the rear wheelsDeveloped using CAD (Computer Aided Design) software
      $349.99 - $479.99
    • (0 reviews)
      # mpn3069277255
      GMC Sierra Crew Cab / Extended Cab / Regular Cab 6.6L 2001, 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...
      Thick wall construction and reinforced ribs for maximum durabilityOutflows the factory exhaust manifolds, improving performance and throttle response
      $510.00
    • (0 reviews)
      # 231283092
      GMC Sierra With Exhaust Gas Recirculation 2001, Mild Steel Shorty Exhaust Headers by Flowtech®. Emissions: CARB compliant. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 2.5". Header Style: Short Tube. Include all...
      This is a 50-State Legal headerSturdy 16 gauge tubing
      $299.95 - $552.95
    • (0 reviews)
      # 266668799
      GMC Sierra 4.8L / 5.3L / 6.0L / 6.6L / 8.1L 2001, Long Tube Exhaust Headers by Flowtech®. Emissions: EPA compliant. Primary Tubing Diameter: 1.75". Collector Outlet Diameter: 3". Header Style: Long Tube. Include all mounting...
      Mandrel-formed Power Plenum collectors for low backpressureLong transition collectors with merge spears for maximum flow and increased exhaust velocity
      $416.95 - $520.95
    • (0 reviews)
      # 64184744
      GMC Sierra RWD 2001, Super Competition™ Long Tube Exhaust Headers by Hooker®. Emissions: EPA compliant. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 3". Collector Length: 6". Header Style: Long Tube. All necessary...
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $509.95 - $660.95
    • (0 reviews)
      # mpn358945643
      GMC Sierra 1500 / 1500 HD 2001, SuperMAXX Stainless Steel Natural Long Tube Exhaust Headers by Dynatech®. Finish: Natural. Header Style: Long Tube. Includes: Gaskets, Bolts/Studs. SuperMAXX Stainless Long Tube Headers are an...
      Perfect, direct bolt-on fit+15 HP and 38.5 Ft. Lbs of Torque
      $799.99
    • (0 reviews)
      # mpn358954139
      GMC Sierra 4.8L / 5.3L / 6.0L 2001, SlickFit Exhaust Header by Advance Adapters®.
      $306.32
    • (0 reviews)
      # mpn548039259
      GMC Sierra 3500 6.6L 2001, Pulse Flow Hi-Sil Moly Non-EGR Exhaust Manifold by ATS Diesel Performance®. ATS Pulse Flow Exhaust Manifolds for the 6.6L Duramax offer far less restriction than stock manifolds and up-pipes. Channel...
      30% larger internal diameter in critical areasConstructed out of High Silica Moly for strength and promote thermal energy transfer
      $1,135.25
    • (0 reviews)
      # mpn358497436
      GMC Sierra 6.6L 2001, Exhaust Manifold Kit by BD Diesel Performance®. This BD Diesel Performance 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...
      Replaces factory driver's side "pinched down" unitRestores exhaust flow and balances the V8 engine for smoother running
      $168.08
    • (0 reviews)
      # 221599828
      GMC Sierra 2001, Cat4ward Stainless Steel Shorty Exhaust Headers by JBA®. Collector Outlet Diameter: 2.5". Emissions: CARB compliant. Header Style: Short Tube. Includes: Hardware, Gaskets. JBA shorty headers are one of the best...
      Mandrel-bent stainless steel primary tubesPatented JBA Firecone® collector
      $617.74 - $840.82
    • (0 reviews)
      # 409314884
      GMC Sierra 4.8L / 5.3L 2001, Mild Steel Long Tube Exhaust Headers by PaceSetter®. Collector Outlet Diameter: 3". Emissions: EPA compliant. Header Style: Long Tube. Manufactured using mandrel-bent, 16-gauge mild steel tubing and...
      3/8” thick CNC-machined, port matched steel flanges1-7/8” or 1-3/4” 16-gauge mild steel, mandrel-bent primaries
      $304.53 - $511.12
    • (0 reviews)
      # 409458837
      GMC Sierra 4.8L / 5.3L 2001, Mild Steel Shorty Exhaust Headers by PaceSetter®. Primary Tubing Diameter: 1.5". Collector Outlet Diameter: 2.5". Emissions: CARB compliant. Header Style: Short Tube. Flanged Collector. Manufactured...
      Machined flanges and 16-gauge primaries, just like race long tubesPollution control hook ups
      $258.41 - $541.37
    • (0 reviews)
      # mpn469956957
      GMC Sierra 2500 HD 6.6L 2001, MAX Flow Driver Side Manifold Upgrade Kit by Merchant Automotive®. Location: Driver Side. Replace your factory manifold with this low cost alternative. Increases exhaust flow through the left side...
      $147.20
    • (0 reviews)
      # mpn469957424
      GMC Sierra 2500 HD 6.6L 2001, Driver Side Exhaust Manifold by Merchant Automotive®. Location: Driver Side.
      $305.53
    • (0 reviews)
      # 308602094
      GMC Sierra 4.8L / 5.3L / 6.0L 2001, 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....
      $489.00 - $519.00
    • (0 reviews)
      # 466854654
      GMC Sierra 2001, 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 4.8L / 5.3L / 6.0L 2001, 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)
      # mpn358957196
      GMC Sierra 8.1L With Big Block Chevy Engine 2001, Exhaust Gasket Set by AFR®. 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 meet the needs of racers or street enthusiastsMade using the latest in modern technology and advanced processes
      $25.87
    • (0 reviews)
      # mpn3754521211
      GMC Sierra 6.6L 2001, Performance Left Side Manifold by High Tech Turbo®. 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...
      Will help boost the performance of your vehicleMade to guarantee exceptional reliability
      $373.54
    • (0 reviews)
      # 83880601
      GMC Sierra 6.6L 2001, 4-Bolt Plate Adapter by Diamond Eye®. This products is created for those who are not afraid of the power. It is fine-tuned to deliver unrestricted power and tested against competition for maximum performance....
      High quality at an affordable priceExpertly made from premium materials
      $34.13 - $46.35
    • (0 reviews)
      # 399666129
      GMC Sierra with Chevy Big Block Engine 8.1L 2001, Lakester Steel Weld-Up Exhaust Kit by Patriot Exhaust®. Material: Steel. Includes: header flanges, collector flanges, block-off plates, four exhaust hookup flanges, pre-bent header...
      Give your rod a nostalgic lookWeld-up header kits work great for people who want to build custom headers
      $237.93 - $261.29
    • (0 reviews)
      # mpn2114183
      GMC Sierra 4.3L 2001, 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)
      # mpn1593890827
      GMC Sierra 4.3L 2001, VMAX Manifold Spacer 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...
      Cutting Edge TechnologyDelivers Dramatic Performance For Late Model Stock Engines
      $288.92
    • (0 reviews)
      # 231108639
      GMC Sierra 2001, 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)
      # mpn2112186
      GMC Sierra 4.3L 2001, 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)
      # mpn2118403
      GMC Sierra 4.3L 2001, 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)
      # mpn358507470
      GMC Sierra 4.8L / 6.0L 2001, MLS Exhaust Header Gasket by Cometic Gasket®.
      Made of High Quality MaterialsBuilt to Last
      $31.61
    • (0 reviews)
      # mpn359115722
      GMC Sierra 5.3L 2001, 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 header...
      Built to match your exact requirementsHigh quality you can rely on
      $33.07
    • (0 reviews)
      # 346372159
      GMC Sierra 5.3L 2001, 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 proprietary...
      Built to match your exact requirementsHigh quality you can rely on
      $21.64 - $22.66
    • (0 reviews)
      # mpn358503336
      GMC Sierra 4.8L / 5.3L / 6.0L 2001, Manifold/Header Gasket by Remflex®. Set of 2. 1-7/8" D Round Port. Remflex's unique flexible graphite material has been proven for more than 30 years in industrial applications, where...
      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
      $27.99
    • (0 reviews)
      # 262494833
      GMC Sierra 4.8L / 5.3L / 6.0L 2001, 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...
      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
      $24.31 - $32.62
    • (0 reviews)
      # mpn469957889
      GMC Sierra 2500 HD 6.6L 2001, Exhaust Manifold Gasket by Merchant Automotive®.
      High quality at an affordable priceExpertly made from premium materials
      $46.85
    • (0 reviews)
      # 116558546
      GMC Sierra 2001, 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 the...
      Made of High Quality MaterialsThe best combination of steel layers and high-temp gasket materials
      $11.13 - $23.29
    • (0 reviews)
      # 231283074
      GMC Sierra 4.8L / 5.3L / 6.0L 2001, 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...
      Gaskets for every application, from mild to wildAluminum, copper or steel gaskets
      $8.15 - $36.69
    • (0 reviews)
      # 231108950
      GMC Sierra 2001, 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 - $91.51
    • (0 reviews)
      # 213370558
      GMC Sierra 2500 HD / 3500 SLE / SLT 2001, 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...
      Built to match your exact requirementsHigh quality you can rely on
      $79.73 - $94.27
    • (0 reviews)
      # mpn469957140
      GMC Sierra 2500 HD 6.6L 2001, ARP Exhaust Manifold Up Pipe Bolts by Merchant Automotive®.
      $14.39
    • (0 reviews)
      # 231109051
      GMC Sierra 2001, Cast Iron Natural Exhaust Manifold by Dorman®. Finish: Natural. More like a complete kit than a single part, many of the Exhaust Manifolds include gaskets and hardware for a complete installation. Since this part...
      High Quality tubular construction protects against warping and/or crackingLeak-resistant for long-lasting performance
      $60.95 - $377.95
    • (0 reviews)
      # 231283079
      GMC Sierra 2001, Natural Exhaust Manifold by ATP®. Emissions: EPA compliant. ATP Graywerks Exhaust Manifolds are a high quality OE replacement alternative. Each manifold is developed off of the original parts specifications, to...
      Manufactured to OE design ensuring manifold will line up and flow like the original unitHigh grade metallurgy resists fatigue cracking and breakage
      $54.81 - $337.12
    • (0 reviews)
      # 231283077
      GMC Sierra 2001, 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
      $9.41
    • (0 reviews)
      # 95654531
      GMC Sierra 2001, Exhaust Flange Gasket by Bosal®. Bosal has a vast selection of all necessary accessories and hardware to help you make the exhaust system installation or repair job quick and easy. Choose Bosal, and you'll get...
      Constructed for a hassle-free exhaust repairEnsures a precise fit
      $4.59 - $6.35
    • (0 reviews)
      # mpn166393314
      GMC Sierra 4.3L 2001, Exhaust Manifold Gasket Set by Victor Reinz®. 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...
      High quality at an affordable priceExpertly made from premium materials
      $13.75
    • (0 reviews)
      # 24142514
      GMC Sierra 2001, Exhaust Seal Ring by Victor Reinz®. 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
      $3.58 - $4.11
    • (0 reviews)
      # 24142506
      GMC Sierra 2001, Exhaust Manifold Gasket Set by Victor Reinz®. 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...
      High quality at an affordable priceExpertly made from premium materials
      $9.21 - $21.71
    • (0 reviews)
      # mpn2281166945
      GMC Sierra 4.8L / 5.3L / 6.0L 2001, Exhaust Manifold 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...
      $13.73
    • (0 reviews)
      # 231108716
      GMC Sierra 2001, 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, this product is of the finest quality to...
      Designed to restore your vehicle's original performanceProvides superior sealing performance
      $6.90 - $8.53
    • (0 reviews)
      # 231108604
      GMC Sierra 4.8L / 5.3L / 6.0L 2001, Exhaust Manifold Hardware Kit by Dorman®. Dorman manifold bolt and spring kits are just what you need to secure the front flange. These exhaust flange hardware kits are made of steel with a black...
      Direct replacement for a proper fitBuilt to Last
      $8.75 - $8.87
    • (0 reviews)
      # 314957883
      GMC Sierra 2001, Header Locking Bolt Kit by Stage 8®. Package: For 16 Points. Stage 8 manufacturers the World's Best Active Mechanical Locking systems. Stage 8 locking fastener solutions are fail-safe when used and installed as...
      Thoughtfully designed for the highest efficiency and safetyWill provide more breakaway torque than any other locking system
      $62.31 - $69.06
    • (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)
      # 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 - $53.48





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