2003 Cadillac Escalade Performance Headers

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    • Flowmaster® - Scavenger Series Elite 4-1 One-Piece Style Stainless Steel Silver Ceramic Coated Short Tube Exhaust Headers
      (0 reviews)
      # mpn912077
      Cadillac Escalade 5.3L 2003, Scavenger Series Elite 4-1 One-Piece Style Stainless Steel Short Tube Exhaust Headers by Flowmaster®. Primary Tubing Diameter: 1.63". Collector Outlet Diameter: 2.5". Color: Silver. Header Coating: Ceramic...
      Increases horsepower and torqueImproves engine efficiency and throttle response
      $654.95
    • Jet-Hot® - Classic Polish Style Stainless Steel Ceramic Coated Long Tube Exhaust Headers
      (0 reviews)
      # mpn4564005319
      Cadillac ESV SUV / Pickup EXT / Regular SUV 2003, Classic Polish Style Stainless Steel Long Tube Exhaust Headers by Jet-Hot®. Primary Tubing Diameter: 1.75". Collector Outlet Diameter: 3". Color: Chrome. Header Coating: Ceramic Coating....
      Withstands 1250°FLowers surrounding temperatures by up to 65%
      $748.80
    • Gibson® - Performance Short Tube Exhaust Headers
      (3 reviews)
      # 231021169
      Cadillac Escalade without Air Injection without EGR System 2003, Performance Short Tube Exhaust Headers by Gibson®. Collector Outlet Diameter: 2.5". Header Style: Short Tube. Let your engine breathe and gain power and performance with...
      Increases low and mid-range horsepower and torqueIncreases engine efficiency
      $496.58 - $652.87
    • ATP® - Cast Iron Natural Exhaust Manifold
      (0 reviews)
      # 231179508
      Cadillac Regular SUV 2003, Cast Iron Exhaust Manifold by ATP®. Color: Natural. Header Coating: Uncoated. ATP Graywerks Exhaust Manifolds are a high quality OE replacement alternative. Each manifold is developed off of the original parts...
      Manufactured to OE design ensuring manifold will line up and flow like the original unitHigh grade metallurgy resists fatigue cracking and breakage
      $60.85 - $91.72
    • Dorman® - Cast Iron Natural Exhaust Manifold
      (0 reviews)
      # 231021112
      Cadillac Escalade 2003, Cast Iron Exhaust Manifold by Dorman®. Color: Natural. Header Coating: Uncoated. 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 tubular construction protects against warping and/or crackingLeak-resistant for long-lasting performance
      $69.95 - $103.95
    • BBK® - Tuned Length Steel Short Tube Exhaust Headers
      (1 review)
      # 55185628
      Cadillac Escalade 2003, Tuned Length Steel Short Tube Exhaust Headers by BBK®. 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 of BBK long tube,...
      Developed using CAD (Computer Aided Design) softwareCNC mandrel bent tubes to ensure consistent diameter throughout the tubes
      $349.99 - $499.99
    • Hedman Hedders® - Standard Duty Mild Steel Short Tube Exhaust Headers
      (0 reviews)
      # 97208669
      Cadillac Escalade with Tubular Exhaust Manifold System with Air Conditioning with Power Steering with Manual Transmission Floor Shifter 2003, Standard Duty Mild Steel Short Tube Exhaust Headers by Hedman Hedders®. Primary Tubing...
      Made of High Quality 304 SSBuilt to Last
      $348.03 - $625.88
    • Hedman Hedders® - Standard Duty Mild Steel Uncoated Long Tube Racing Exhaust Headers
      (0 reviews)
      # mpn4564004819
      Cadillac Escalade RWD with Air Conditioning with Power Steering 2003, Standard Duty Mild Steel Long Tube Racing Exhaust Headers by Hedman Hedders®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 3". Color: Black. Header...
      High quality at an affordable priceExpertly made from premium materials
      $307.36
    • Hedman Hedders® - Street 304 SS Long Tube Racing Exhaust Headers
      (0 reviews)
      # 496214348
      Cadillac Escalade RWD with Air Conditioning with Power Steering 2003, Street 304 SS Long Tube Racing Exhaust Headers by Hedman Hedders®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 3". Header Style: Long Tube. After more...
      High quality at an affordable priceExpertly made from premium materials
      $798.63 - $1,053.63
    • Kooks® - Long Tube Exhaust Headers
      (1 review)
      # 171670751
      Cadillac Escalade 2003, Long Tube Exhaust Headers by Kooks®. Collector Outlet Diameter: 3". Header Material: Stainless Steel. Header Style: Long Tube. Gaskets and all installation hardware included. This product is made of high-quality...
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $1,060.42 - $1,074.97
    • Advance Adapters® - Exhaust Headers
      (0 reviews)
      # mpn4564004617
      Cadillac Escalade 2003, 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 meet your needs...
      High quality at an affordable priceExpertly made from premium materials
      $241.46
    • Doug Thorley Headers® - Steel Long Tube 4-2-1 Tri-Y Exhaust Header Kit with Y-Pipes
      (0 reviews)
      # mpn4564006066
      Cadillac Escalade 5.3L 2003, Steel Long Tube 4-2-1 Tri-Y Exhaust Header Kit with Y-Pipes by Doug Thorley Headers®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 2.5". Header Style: Long Tube. This complete header kit makes...
      High quality at an affordable priceExpertly made from premium materials
      $754.00
    • Doug Thorley Headers® - Steel Short Tube Exhaust Headers
      (0 reviews)
      # 308599290
      Cadillac Escalade 2003, Steel Short Tube Exhaust Headers by Doug Thorley Headers®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 2.5". Header Style: Short Tube. These shortie headers are a fantastic way to work some extra...
      Street legal in all 50 statesCompact design - great for tight spaces
      $500.00 - $526.00
    • Flowtech® - Mild Steel Short Tube Exhaust Headers
      (0 reviews)
      # 231179505
      Cadillac Escalade 5.3L without Exhaust Gas Recirculation 2003, Mild Steel Short Tube Exhaust Headers by Flowtech®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 2.5". Header Style: Short Tube. Include all mounting...
      This is a 50-State Legal headerSturdy 16 gauge tubing
      $316.95 - $486.95
    • JBA® - Cat4ward Stainless Steel Long Tube Exhaust Headers
      (0 reviews)
      # 221599736
      Cadillac Regular SUV 6.0L 2003, Cat4ward Stainless Steel Long Tube Exhaust Headers by JBA®. Primary Tubing Diameter: 1.75". Collector Outlet Diameter: 3". Header Style: Long Tube. JBA long tube headers are the number one choice for...
      3/8' thick CNC laser-cut flangesPatented JBA Firecone® merged collector
      $504.94 - $618.29
    • JBA® - Cat4ward Stainless Steel Shorty Exhaust Headers
      (0 reviews)
      # 221599747
      Cadillac Regular SUV 6.0L without EGR System 2003, Cat4ward Stainless Steel Shorty Exhaust Headers by JBA®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 2.5". Header Material: Stainless Steel. Header Style: Short Tube....
      Mandrel-bent stainless steel primary tubesPatented JBA Firecone® collector
      $497.59 - $616.37
    • Patriot Exhaust® - Chrome Street Rod Sprint Exhaust Headers
      (0 reviews)
      # mpn4564003297
      Cadillac Escalade 2003, Street Rod Sprint Exhaust Headers by Patriot Exhaust®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 3.5". Color: Chrome. Header Coating: Chrome. This superior Patriot EXhaust product is just for...
      Expertly crafted from premium materialsQuality design and workmanship
      $419.91
    • Patriot Exhaust® - Roadster Exhaust Headers
      (0 reviews)
      # 378494152
      Cadillac Escalade 2003, 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
      $249.24 - $554.61
    • Dorman® - Exhaust Manifold to Cylinder Head Repair Clamp
      (5 reviews)
      # 62431390
      Cadillac Escalade 2003, Exhaust Manifold to Cylinder Head Repair Clamp by Dorman®. Easily repair exhaust leaks without removing broken manifold bolts with Dorman’s Exhaust Manifold to Cylinder Head Repair Clamp. This Manifold Repair...
      Eliminates the need to remove cylinder head, saving you time and moneyReduces installation time
      $31.95 - $34.95
    • Moroso® - Aluminum Header Flange Kit
      (0 reviews)
      # mpn358582413
      Cadillac Escalade 2003, 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 is specifically...
      High quality at an affordable priceExpertly made from premium materials
      $120.28
    • ACDelco® - GM Original Equipment™ Exhaust Manifold Gasket
      (0 reviews)
      # 231179500
      Cadillac Escalade 2003, 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
      $8.86
    • Apex Auto® - Exhaust Manifold Gasket Set
      (0 reviews)
      # mpn1143023692
      Cadillac Escalade 2003, Exhaust Manifold Gasket Set by Apex Auto®. Designed utilizing the latest technology, this product by Apex Auto features premium quality and will perform better than advertised. Perfect for your vehicle and...
      Quick accurate delivery with excellent fill-rateExcellent inventory availability
      $5.41
    • Bosal® - Exhaust Flange Gasket
      (0 reviews)
      # mpn981262
      Cadillac Escalade 5.3L 2003, Exhaust Flange Gasket by Bosal®. Position: Passenger Side. Bosal has a vast selection of all necessary accessories and hardware to help you make the exhaust system installation or repair job quickly and...
      Constructed for a hassle-free exhaust repairEnsures a precise fit
      $6.60
    • DNJ Engine Components® - Exhaust Manifold Gasket Set
      (0 reviews)
      # mpn1151262264
      Cadillac Regular SUV 6.0L 2003, 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...
      Designed to restore your vehicle's original performanceProvides superior sealing performance
      $6.98
    • Fel-Pro® - Exhaust Manifold Gasket Set
      (0 reviews)
      # mpn4552648080
      Cadillac Escalade 2003, Exhaust Manifold Gasket Set by Fel-Pro®. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the latest technologies and global engineering resources, the...
      Direct OEM replacement for a proper fitEnsures reliable sealing performance
      $9.88
    • Mahle® - Exhaust Manifold Flange Gasket
      (1 review)
      # mpn260011023
      Cadillac Escalade 2003, Exhaust Manifold Flange Gasket by Mahle®. Position: Driver Side. 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...
      High quality at an affordable priceExpertly made from premium materials
      $5.90
    • Mahle® - Exhaust Manifold Flange Gasket
      (1 review)
      # mpn260011023
      Cadillac Escalade 2003, Exhaust Manifold Flange Gasket by Mahle®. Position: Driver Side. 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...
      High quality at an affordable priceExpertly made from premium materials
      $5.90
    • Mahle® - Exhaust Manifold Gasket
      (0 reviews)
      # mpn2281166945
      Cadillac Escalade 2003, 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 meet your needs and...
      High quality at an affordable priceExpertly made from premium materials
      $15.70
    • Mahle® - Exhaust Pipe to Manifold Gasket
      (0 reviews)
      # mpn260011024
      Cadillac Escalade 2003, Exhaust Pipe to Manifold Gasket by Mahle®. Position: Passenger Side. 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...
      High quality at an affordable priceExpertly made from premium materials
      $6.34
    • Mahle® - Exhaust Pipe to Manifold Gasket
      (0 reviews)
      # mpn260011024
      Cadillac Escalade 2003, Exhaust Pipe to Manifold Gasket by Mahle®. Position: Passenger Side. 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...
      High quality at an affordable priceExpertly made from premium materials
      $6.34
    • Percy's High Performance® - HTR Collector Gaskets
      (0 reviews)
      # 652509830
      Cadillac Escalade 6.0L 2003, HTR Collector Gaskets by Percy's High Performance®. 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
      $14.57
    • Remflex® - Exhaust Header Gaskets
      (0 reviews)
      # 262500772
      Cadillac Escalade 2003, Exhaust Header Gaskets by Remflex®. Remflex's unique flexible graphite material has been proven for more than 30 years in industrial applications. Whether you have an old pick-up that needs a manifold gasket or a...
      Designed to crush 50%.This allows them to fill gaps in the flange surface up to 1/16"3,000 degrees F - far exceeding that of any vehicle's exhaust system temperature
      $24.86
    • Dorman® - Exhaust Manifold Hardware Kit
      (0 reviews)
      # 231021235
      Cadillac Escalade 2003, Exhaust Manifold Hardware Kit by Dorman®. Dorman manifold bolt and spring kits are just what you need to secure the front flange. Dorman offers products like fasteners and solutions to keep your vehicle running...
      Direct replacement for a proper fitBuilt to Last
      $5.52 - $5.58
    • Fel-Pro® - Exhaust Manifold Hardware Kit
      (0 reviews)
      # mpn4562182850
      Cadillac Escalade 2003, Exhaust Manifold Hardware Kit by Fel-Pro®. Set services one exhaust manifold or two exhaust manifolds. If you are looking for quality sealing solutions, Fel-Pro offers you various replacement products from seals...
      Direct OEM replacement for a proper fitEnsures reliable sealing performance
      $17.35
    • Stage 8® - Header Locking Bolt Kit
      (0 reviews)
      # 1582970986
      Cadillac Escalade 2003, Header Locking Bolt Kit by Stage 8®. Stage 8 locking fastener solutions are fail-safe when used and installed as directed. They are removable and reusable and can be visually inspected; if the locking retainer...
      Thoughtfully designed for the highest efficiency and safetyWill provide more breakaway torque than any other locking system
      $62.31
    • Hedman Hedders® - Standard Duty Ball and Socket Mild Steel Black MAXX Satin Black Ceramic-Metallic Long Tube Racing Exhaust Headers
      (0 reviews)
      # mpn4564005554
      Cadillac Escalade RWD with Air Conditioning with Power Steering 2003, Standard Duty Ball and Socket Mild Steel Long Tube Racing Exhaust Headers by Hedman Hedders®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 3". Color:...
      Made of High Quality MaterialsExtremely durable, protective SATIN BLACK ceramic-metallic coating
      $577.55
    • Hedman Hedders® - Standard Duty Mild Steel HTC Polished Silver Ceramic-Metallic Long Tube Racing Exhaust Headers
      (0 reviews)
      # mpn4564006537
      Cadillac Escalade RWD with Air Conditioning with Power Steering 2003, Standard Duty Mild Steel Long Tube Racing Exhaust Headers by Hedman Hedders®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 3". Color: Silver. Header...
      Made of High Quality MaterialsBuilt to Last
      $582.34
    • Flowtech® - 304 SS Short Tube Exhaust Headers
      (0 reviews)
      # 1362091141
      304 SS Short Tube Exhaust Headers by Flowtech®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 2.5". Header Coating: Uncoated. Header Style: Short Tube. Flowtech’s emissions-friendly headers are just the ticket for those...
      Mandrel-bent tubing for smooth exhaust flowSturdy 16 gauge tubing
      $199.95 - $219.95
    • Stainless Works® - 304 SS Turbo Exhaust Headers
      (0 reviews)
      # 1092289839
      304 SS Turbo Exhaust Headers by Stainless Works®. This superior product is made from high-grade stainless steel to ensure excellent quality and maximum resistance to corrosion. Engineered with careful attention to the smallest detail...
      Designed to meet strict quality standardsCarefully crafted from first-rate stainless steel
      $1,035.00 - $1,466.33
    • Hooker® - Super Competition™ Flange Kit
      (0 reviews)
      # 1022499053
      Super Competition™ Flange Kit by Hooker®. Hooker offers a complete line of "hard to find" specialty header flanges. Flange kits come with gaskets, bolts and polished stainless steel NHRA contingency header I.D. tags.
      Kit Includes Stainless Steel NHRA Contingency ID Header Tag,Gaskets & BoltsExpertly crafted from premium materials
      $76.01 - $208.95
    • Kooks® - Exhaust Flanges
      (0 reviews)
      # 781513773
      Exhaust Flanges 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. It will meet...
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $13.17 - $85.49
    • Cometic Gasket® - Multi-Layer Steel Exhaust Header Gaskets
      (0 reviews)
      # mpn358507470
      Multi-Layer Steel Exhaust Header Gaskets by Cometic Gasket®. Material: Multi-Layer Steel. Exhaust Gaskets are designed for extreme cylinder pressures. MLS Exhaust Manifold Gaskets maintain a torque set and resist corrosion. They will...
      Made of High Quality MaterialsBuilt to Last
      $32.56
    • Dorman® - Brass Exhaust Manifold Hardware Kit
      (0 reviews)
      # mpn1622044890
      Universal Brass Exhaust Manifold Hardware Kit by Dorman®. Material: Brass. Dorman's Exhaust Nuts are now available separately for exhaust manifold repairs. These direct replacement nuts are ideal for securing exhaust components and used...
      Direct replacement for a proper fit every timeHigh-quality steel and rubber materials provides years of trouble-free service
      $3.68
    • Torxe™ - 304 SS Polished Short Tube Exhaust Headers
      (0 reviews)
      # 781612779
      Cadillac Escalade 2003, 304 SS Short Tube Exhaust Headers by Torxe™. Without Air Injection. Color: Silver. Header Style: Short Tube. This product is made of high-quality materials to serve you for years to come. Designed using...
      High quality at an affordable priceExpertly made from premium materials
      $247.50
    • AP Exhaust® - Manifold Stud
      (0 reviews)
      # 1370621596
      Universal Manifold Stud by AP Exhaust®. This superior product was carefully designed with key attention to detail and manufactured from high-grade materials to the strict standards of the highest quality. This AP Exhaust Technologies...
      Made from first-rate materialsEnsures outstanding durability
      $0.29 - $0.79
    • Doug Thorley Headers® - Ceramic Coated Tri-Y Exhaust Headers
      (0 reviews)
      # mpn4564017153
      Ceramic Coated Tri-Y Exhaust Headers by Doug Thorley Headers®. Primary Tubing Diameter: 1.75". Collector Outlet Diameter: 3"-2.5". Header Coating: Ceramic Coating. This product is made of high-quality materials to serve you for years to...
      High quality at an affordable priceExpertly made from premium materials
      $674.00
    • Patriot Exhaust® - Cast Tubular Exhaust Manifolds
      (0 reviews)
      # 1582440711
      Cast Tubular Exhaust Manifolds 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 from...
      Expertly crafted from premium materialsQuality design and workmanship
      $207.40 - $311.15


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