1981 Buick Century Exhaust Headers & Manifolds
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- Davico®Exhaust Manifold with Integrated Catalytic ConverterBuick Century 3.8L / 4.3L / 4.4L 1981, 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...Helps your vehicle emit harmless gasesDirect OEM replacement$410.45 - $470.33
- ARP®Header Bolt KitBuick Century 1981, Header Bolt Kit by ARP®. ARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless stud kit with 12-point nuts. The Stainless...Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability$21.63 - $119.06
- Walker®Stainless Steel Bare Exhaust FlangeBuick Century 1981, Stainless Steel Bare Exhaust Flange by Walker®. With their extensive selection of accessories and hardware for the exhaust system, Walker will provide you with everything needed to do the complete exhaust job. When...Makes installation quick and easyOptimal OE-style fit and quality$7.04 - $9.85
- Hedman Hedders®Cast Steel Exhaust ManifoldsBuick Century with A/C, AutomaticTransmission / Manual Transmission, Chevrolet LS Engine / LS Engines 1981, Cast Steel Exhaust Manifolds by Hedman Hedders®. Primary Tubing Diameter: 1.625". These cast steel manifolds have a low profile....Made of High Quality Cast SteelBuilt to Last$422.30 - $512.44
- Doug's Headers®4-Tube Hi-Temp Black Coated Mid-Length Tube Exhaust HeadersBuick Century 5.0L Transmission 1981, 4-Tube Hi-Temp Black Coated Mid-Length Tube Exhaust Headers by Doug's Headers®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 3". Color: Black. Header Style: Mid-Length Tube. Doug's...3/8" Thick machined flanges...no warpingCNC mandrel bent tubes... accurate fit & better flow$721.45
- Doug's Headers®4-Tube Short Tube Exhaust HeadersBuick Century 5.0L Transmission 1981, 4-Tube Short Tube Exhaust Headers by Doug's Headers®. Header Coating: Ceramic. Header Style: Short Tube. Doug's Headers development and design is complex and requires a substantial amount of time...3/8" Thick machined flanges...no warpingCNC mandrel bent tubes... accurate fit & better flow$735.95 - $897.95
- Doug's Headers®4-Tube Steel Long Tube Exhaust HeadersBuick Century 1981, 4-Tube Steel Long Tube Exhaust Headers by Doug's Headers®. Primary Tubing Diameter: 2". Header Coating: Ceramic. Header Style: Long Tube. Doug's headers are carefully developed on the vehicles they are intended to...Doug's Headers D3373 Metallic Ceramic Coating3/8" thick flanges$813.95 - $1,029.95
- Patriot Exhaust®Clippster Steel Mid-Length Tube Exhaust HeadersBuick Century 5.0L Transmission 1981, Clippster Steel Mid-Length Tube Exhaust Headers by Patriot Exhaust®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 3". Header Style: Mid-Length Tube. Header made from Steel. Clippster...Mid length or "clippster" headers provide improved ground clearance for popular muscle cars and street rodsDurable 16 and 18 gauge tubing$335.02 - $593.08
- Patriot Exhaust®Exhaust HeaderBuick Century 5.0L 1981, Exhaust Header 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...Expertly crafted from premium materialsQuality design and workmanship$321.25 - $652.75
- Stage 8®Header Locking Bolt KitBuick Century 1981, 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 and...Thoughtfully designed for the highest efficiency and safetyWill provide more breakaway torque than any other locking system$68.22 - $75.82
- Fel-Pro®Exhaust Manifold Gasket SetBuick Century 1981, 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 gaskets...Ensures reliable sealing performanceMade using advanced technologies and molded rubber chemistry$8.29 - $34.01
- BBK®Premium Header Gasket SetBuick Century 5.0L for Stock Or CNC Ported Heads 1981, Premium Header Gasket Set by BBK®. These premium steel core graphite gaskets are flexible for a long lasting leak-proof seal even when cylinder head and header flange surfaces...Provides a long lasting, leak-proof sealFlexible graphite will conform to surface irregularities and won't stick to headers or cylinder head$44.99
- Remflex®Exhaust Header GasketsBuick Century 1981, 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"$29.03 - $39.43
- Apex Auto®Exhaust Manifold Gasket SetBuick Century 3.8L 1981, 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...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$4.82
- Mahle®Exhaust Manifold Gasket SetBuick Century 1981, Exhaust Manifold Gasket Set 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$6.85 - $27.11
- Patriot Exhaust®Percy's Seal-4-Good™ Aluminum Header Flange GasketsBuick Century 5.0L 1981, Percy's Seal-4-Good™ Aluminum Header Flange Gaskets by Patriot Exhaust®. Hanger made from Steel. Great for bringing back the custom car look some popular in the 50's and 60's.Will cover your exhaust needs and even moreBuilt to last$45.85
- Patriot Exhaust®Percy's Seal-4-Good™ Exhaust Header GasketsBuick Century 5.0L 1981, Percy's Seal-4-Good™ Exhaust Header Gaskets by Patriot Exhaust®. The Percy's Seal-4-Good Reusable Flange Gaskets are multi-layered and made from a special "Dead Soft" Aluminum, which conforms to header flanges...Special "dead soft" aluminum conforms to flange to make an excellent sealSolid metal gasket will not blow out$45.85
- Dorman®Metal HELP Exhaust Manifold Bolt and Spring KitBuick Century 1981, Metal HELP Exhaust Manifold Bolt and Spring Kit by Dorman®. Position: Front. Exhaust manifold fastener kits provide a time-saving solution for repairing the manifold. Each kit is designed for direct replacement of...New hardware helps fix exhaust leaksKits include hardware to securely attach the manifold to the exhaust system$5.82 - $7.24
- Hedman Hedders®Block Hugger Mild Steel Racing Exhaust HeadersBlock Hugger Mild Steel Racing Exhaust Headers by Hedman Hedders®. The compact, low profile design of Hedman's Block Hugger Headers is ideal for factory manifold replacement, or engine swap projects that do not have a header designed...High quality at an affordable priceExpertly made from premium materials$263.28 - $701.35
- Hedman Hedders®Hustlers Race Exhaust Header Flange GasketsHustlers Race Exhaust Header Flange Gaskets by Hedman Hedders®. Gasket made from High-temperature white. Husler's STANDARD gaskets are made of a special, reinforced gasket material developed for Hedman.Made of High Quality MaterialsBuilt to Last$19.97
- Dorman®Brass Exhaust Manifold Hardware KitBrass 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 its best.Direct replacement for a proper fitBuilt to Last$5.63
- Vibrant Performance®Stainless Steel Exhaust FlangeUniversal Stainless Steel Exhaust Flange by Vibrant Performance®. 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$5.75 - $69.99
- Walker®Manifold Stud Bolt KitManifold Stud Bolt Kit by Walker®. With their extensive selection of accessories and hardware for the exhaust system, Walker will provide you with everything needed to do the complete exhaust job. When you choose Walker accessories, you...Makes installation quick and easyOptimal OE-style fit and quality$0.63 - $1.39
- BRExhaust®Exhaust Manifold NutExhaust Manifold Nut by BRExhaust®. BRExhaust has a vast selection of all necessary accessories and hardware to help you make the exhaust system installation or repair job quickly and easily. Choose BRExhaust, and you'll get OE-quality...Constructed for a hassle-free exhaust repairEnsures a precise fit$1.22 - $2.54
- Victor Reinz®Exhaust Manifold Gasket SetBuick Century 1981, 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$10.50 - $14.89
- Jones Exhaust®Exhaust FlangeUniversal Exhaust Flange by Jones Exhaust®. 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 deliver great...High quality at an affordable priceExpertly made from premium materials$2.27 - $3.25
- Nickson®Exhaust Collector GasketExhaust Collector Gasket by Nickson®. Nickson was the first to introduce exhaust products to the aftermarket. This represented a substantial upgrade in the quality of products especially since they took both the Ford and GM OE designs...Expertly crafted from premium materialsQuality design and workmanship$1.22 - $7.43
- Nickson®Exhaust Manifold InsulatorExhaust Manifold Insulator by Nickson®. Nickson was the first to introduce exhaust products to the aftermarket. This represented a substantial upgrade in the quality of products especially since they took both the Ford and GM OE designs...Expertly crafted from premium materialsQuality design and workmanship$6.02
- PAI®Exhaust Manifold KitExhaust Manifold Kit by PAI®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from industry-leading...Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$1,134.44
- Nickson®Exhaust Manifold GasketUniversal Exhaust Manifold Gasket by Nickson®. Nickson was the first to introduce exhaust products to the aftermarket. This represented a substantial upgrade in the quality of products especially since they took both the Ford and GM OE...Expertly crafted from premium materialsQuality design and workmanship$2.42 - $10.79
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