2003 Subaru WRX Performance Headers

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    • (0 reviews)
      # mpn1156302
      Subaru WRX / WRX STI 2003, OEM Grade Stainless Steel Exhaust Manifold with Integrated Catalytic Converter by MagnaFlow®. Position: Front. Primary Tubing Diameter: 2.5". Collector Outlet Diameter: 2.5". Color: Silver. Header Coating:...
      Reduces harmful emissionsPhysically part of the exhaust header/manifold assembly
      $612.67
    • (0 reviews)
      # mpn4564006010
      Subaru WRX / WRX STI 2003, 304 SS Exhaust Manifold by DC Sports®. Primary Tubing Diameter: 1.75". Collector Outlet Diameter: 2". Color: Silver. Header Coating: Uncoated. DC Sports Turbo Manifolds are the perfect upgrade for customers...
      Gives your vehicle a serious performance boostPrecision engineered for your vehicle
      $437.99
    • (0 reviews)
      # 84938458
      Subaru WRX 2003, Equal Length Stainless Steel Exhaust Header by PERRIN Performance®. Color: Gray. Header Coating: Uncoated.
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $1,125.00 - $1,134.00
    • (0 reviews)
      # mpn1322350
      Subaru WRX / WRX STI 2003, Metal Exhaust Manifold Gasket by AJUSA®. Material: Metal. These gaskets seal components in the intake and exhaust systems of the vehicle such as the intake manifold, intake plenum, and exhaust manifold to the...
      Direct OEM replacement for a proper fitEnsure reliable sealing performance
      $3.23
    • (0 reviews)
      # mpn208756
      Subaru WRX / WRX STI 2003, Exhaust Pipe to Manifold Gasket by Beck Arnley®. For one hundred years, Beck/Arnley has been providing premium OE quality parts for vehicles. Beginning with motorcycle parts in 1914 and transitioning to import...
      OE quality products from top original equipmentTop quality materials
      $9.09
    • (0 reviews)
      # mpn1151262647
      Subaru WRX 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 quality to provide...
      Designed to restore your vehicle's original performanceProvides superior sealing performance
      $16.20
    • (0 reviews)
      # mpn4552653439
      Subaru WRX / WRX STI 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
      $7.98
    • (0 reviews)
      # mpn4486228424
      Subaru WRX / WRX STI 2003, Exhaust Manifold Flange Gasket by Ishino®. Is your vehicle feeling down on power? Do you see dark puddles on the ground when you park? Is your CHECK ENGINE light on? Your engine may be in need of repair, but...
      OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price
      $8.63
    • (0 reviews)
      # mpn2384095
      Subaru WRX / WRX STI 2003, Exhaust Manifold Gasket by Nippon Reinz®. Is your car noisier these days? Can you smell exhaust fumes in the cabin? Exhaust system repairs should not be put off, both for safety and legal reasons, but before...
      OE quality partsDirect Fit
      $17.58
    • (0 reviews)
      # mpn1590776126
      Subaru WRX 2003, 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 needs...
      High quality at an affordable priceExpertly made from premium materials
      $11.63
    • (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
    • (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
      $3.57
    • (0 reviews)
      # 346420167
      Subaru WRX STI 2003, Exhaust Header by Agency Power®. Adding a high quality exhaust header is a great way to gain power for your car. The Agency Power stainless steel exhaust header is constructed with quality in mind and the purpose of...
      Increases horsepower and torqueManufactured from 304 stainless steel
      $600.00 - $700.00
    • (0 reviews)
      # mpn4564006484
      Subaru WRX Sedan / Wagon 2003, 304 SS Long Tube Exhaust Header with Up-Pipe by Torxe™. Primary Tubing Diameter: 1.5". Collector Outlet Diameter: 2". Color: Silver. Header Style: Long Tube. This product is made of high-quality materials...
      High quality at an affordable priceExpertly made from premium materials
      $212.50
    • (0 reviews)
      # mpn4564006253
      Subaru WRX Sedan / Wagon 2003, Racing 4-1 304 SS Mid-Length Tube Exhaust Header with Up-Pipe by Torxe™. Primary Tubing Diameter: 1.5". Collector Outlet Diameter: 2". Color: Silver. Header Style: Mid-Length Tube. This product is made of...
      High quality at an affordable priceExpertly made from premium materials
      $200.00
    • (0 reviews)
      # mpn458181552
      Subaru WRX / WRX STI 2003, Multi-Layer Steel Exhaust Header Gasket by Cometic Gasket®. Material: Multi-Layer Steel. Exhaust Gaskets are designed for extreme cylinder pressures. MLS Exhaust Manifold Gaskets maintain a torque set and...
      Made of High Quality MaterialsBuilt to Last
      $33.03
    • (0 reviews)
      # mpn4525158113
      Subaru WRX / WRX STI 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
      $2.90
    • (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 - $0.77


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