2009 Cadillac STS Performance Headers

Show items:
Sort by:
Select Engine
  • Select Engine
  • 3.6L
  • 4.4L
  • 4.6L
    • Davico® - Exhaust Manifold with Integrated Catalytic Converter
      (0 reviews)
      # 564490232
      Cadillac STS 4.6L 2009, Exhaust Manifold with Integrated Catalytic Converter by Davico®. This product by Davico will be a great solution to replace your failed or damaged catalytic converter. Once your stock cat fails to perform its...
      Helps your vehicle emit harmless gasesDirect OEM replacement
      $250.03 - $253.05
    • Dorman® - Cast Iron Natural Exhaust Manifold
      (0 reviews)
      # 76927079
      Cadillac STS 3.6L 2009, 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
      $93.95 - $94.95
    • Dorman® - Cast Iron Natural Exhaust Manifold with Integrated Catalytic Converter
      (0 reviews)
      # 231023495
      Cadillac STS 4.6L 2009, Cast Iron Exhaust Manifold with Integrated Catalytic Converter by Dorman®. Color: Natural. Header Coating: Uncoated. More like a complete kit than a single part, many of the Exhaust Manifolds include gaskets and...
      Includes heat-shield for protection of hoses, wiring, and other engine componentsConstruction protects against warping and/or cracking
      $327.95 - $394.95
    • Eastern® - ECO GM Stainless Steel Exhaust Manifold with Integrated Catalytic Converter
      (0 reviews)
      # 346284843
      Cadillac STS 4.6L 2009, ECO GM Stainless Steel Exhaust Manifold with Integrated Catalytic Converter by Eastern®. If you need to replace your failed or damaged manifold, this product is the right choice. Designed specifically for your...
      Direct OEM replacementConverts harmful engine emissions to less dangerous gases and water vapor
      $343.38 - $353.51
    • MagnaFlow® - OEM Grade Stainless Steel Exhaust Manifold with Integrated Catalytic Converter
      (0 reviews)
      # 62246932
      Cadillac STS 2009, OEM Grade Stainless Steel Exhaust Manifold with Integrated Catalytic Converter by MagnaFlow®. Primary Tubing Diameter: 1.75". Collector Outlet Diameter: 2.25". Color: Silver. Header Coating: Uncoated. If your car...
      Reduces harmful emissionsPhysically part of the exhaust header/manifold assembly
      $462.12 - $493.70
    • MagnaFlow® - Heavy Metal Stainless Steel Exhaust Manifold with Integrated Catalytic Converter
      (0 reviews)
      # 389013774
      Cadillac STS-V 2009, Heavy Metal Stainless Steel Exhaust Manifold with Integrated Catalytic Converter by MagnaFlow®. Primary Tubing Diameter: 1.75". Collector Outlet Diameter: 2.25". Color: Silver. Header Coating: Uncoated. If your car...
      Reduces harmful emissionsPhysically part of the exhaust header/manifold assembly
      $414.20
    • ACDelco® - GM Original Equipment™ Exhaust Manifold Gasket
      (0 reviews)
      # 513218462
      Cadillac STS 2009, 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
      $13.30 - $21.35
    • Mahle® - Exhaust Manifold Flange Gasket
      (0 reviews)
      # mpn4497862050
      Cadillac STS-V 2009, Exhaust Manifold Flange 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...
      High quality at an affordable priceExpertly made from premium materials
      $17.92
    • Victor Reinz® - Multi-Layer Steel Exhaust Manifold Gasket Set
      (0 reviews)
      # mpn1590776045
      Cadillac STS 4.6L 2009, Multi-Layer Steel Exhaust Manifold Gasket Set by Victor Reinz®. Material: Multi-Layer Steel. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art...
      High quality at an affordable priceExpertly made from premium materials
      $17.88
    • Percy's High Performance® - Graph-Flex™ Exhaust Collector Gasket
      (0 reviews)
      # mpn4483468190
      Cadillac STS 3.6L 2009, Graph-Flex™ Exhaust Collector Gasket by Percy's High Performance®. High feature. These durable gaskets are composed of a graphite composition material on a malleable stainless steel core. They’ll seal up...
      Metal stainless steel coreMalleable core conforms to gasket flange for leak-free sealing
      $15.04
    • Percy's High Performance® - Graph-Flex™ Exhaust Header Gaskets
      (0 reviews)
      # mpn4483467669
      Cadillac STS 3.6L 2009, Graph-Flex™ Exhaust Header Gaskets by Percy's High Performance®. High feature. These durable header flange gaskets are composed of a graphite composition material on a malleable stainless steel core. They’ll...
      Malleable stainless steel metal coreWill survive 2000°F exhaust temperatures for extended periods
      $24.68
    • Percy's High Performance® - Seal-4-Good™ Exhaust Header Gaskets
      (0 reviews)
      # mpn4483467905
      Cadillac STS 3.6L 2009, Seal-4-Good™ Exhaust Header Gaskets by Percy's High Performance®. High feature. Don’t put up with that ominous, unmistakable “tick, tick, tick” sound of an exhaust manifold leak. If it isn’t leaking air...
      Multi-layered for excellent conformability and sealSeals even imperfect flanges
      $36.14
    • Percy's High Performance® - XX Carbon™ Exhaust Collector Gasket
      (0 reviews)
      # mpn4483468091
      Cadillac STS 3.6L 2009, XX Carbon™ Exhaust Collector Gasket by Percy's High Performance®. High feature. Exhaust wraps help to retain heat in your exhaust system, which increases Horsepower while reducing radiant heat damage,...
      Helps to Increase HorsepowerMade of High Quality materials
      $13.65
    • Percy's High Performance® - XX Carbon™ Exhaust Header Gaskets
      (0 reviews)
      # mpn4483467824
      Cadillac STS 3.6L 2009, XX Carbon™ Exhaust Header Gaskets by Percy's High Performance®. High feature. These durable header flange gaskets are composed of a graphite composition material on a malleable stainless steel core. They’ll...
      Malleable stainless steel metal coreWill survive 2000°F exhaust temperatures for extended periods
      $22.41
    • Percy's High Performance® - Vibe-Lock Header Bolt Kit
      (0 reviews)
      # 652707806
      Cadillac STS 2009, 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, this...
      Built to match your exact requirementsHigh quality you can rely on
      $14.18 - $84.59
    • Stage 8® - Header Locking Bolt Kit
      (0 reviews)
      # mpn3557984148
      Cadillac STS 3.6L 2009, 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
      $65.28
    • Apex Auto® - Exhaust Manifold Gasket Set
      (0 reviews)
      # 1091972840
      Cadillac STS 2009, 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 lifestyle,...
      Quick accurate delivery with excellent fill-rateExcellent inventory availability
      $11.13 - $24.56
    • 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
    • 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
    • AP Exhaust® - Stainless Steel Direct Fit Exhaust Manifold with Integrated Catalytic Converter
      (0 reviews)
      # 391603528
      Cadillac STS 4.6L 2009, Stainless Steel Direct Fit Exhaust Manifold with Integrated Catalytic Converter by AP Exhaust®. The growing concern for the environment means there is a growing need for quality emission control products. AP...
      5-year / 50,000-mile warranty on converterSpecifically engineered for Manifold Converter equipped vehicles.
      $289.45
    • ATP® - Natural Exhaust Manifold with Integrated Catalytic Converter
      (0 reviews)
      # 902047431
      Cadillac STS 4.6L 2009, Exhaust Manifold with Integrated Catalytic Converter by ATP®. Color: Natural. Header Coating: Uncoated. ATP Graywerks Exhaust Manifold-Converters provide a tested and proven solution to repair vehicles with...
      Engineered as direct OE replacement ensuring manifold will line up and flow like the original unitHigh grade steel and precious metals resist fatigue and provide long lasting reliable catalyst performance
      $351.07 - $391.94
    • 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


    Popular Products



    2009 Cadillac STS Models
    Low Prices Price match guarantee
    Guaranteed Fitment Always the correct part
    In-House Experts We know our products
    Easy Returns Quick & Hassle Free

    All manufacturer names, symbols, and descriptions, used in our images and text are used solely for identification purposes only. It is neither inferred nor implied that any item sold by CARiD.com is a product authorized by or in any way connected with any vehicle manufacturers displayed on this page.

    SECURE SHOPPING