2003 Buick Century Exhaust Parts
More 2003 Buick Century Exhaust Parts Categories
If you’re looking for an original Exhaust Parts replacement for a 2003 Buick Century, you can search through our selection below. You’ll also find aftermarket and OEM Exhaust Parts to meet your needs.
Essential 2003 Buick Century Exhaust Parts
Mr. Gasket – Exhaust Gasket Set (Part No.150)
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$30.19
Manufactured from high-temperature composite exhaust material. Provides maximum torque retention to eliminate gasket failure. Can be trimmed if necessary for modified port applications. Precision die cut for an excellent fit. For OE replacement, high-performance street, drag race and oval track.
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Product Features:
- High-Temperature Exhaust Material
- Withstands Extreme Exhaust Heat
- Provides Excellent Sealing And Durability
- Superior Tensile Strength
- Resists Deteriorating
- Provides Excellent Torque Retention
Taylor Gaskets – Seal-4-Good Header Flange Gasket (Part No.66011)
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$51.99
Seal-4-Good Header Flange Gasket
Walker – Exhaust 47760 Exhaust Resonator and Pipe Assembly (Part No.47760)
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$159.99
Designed to fit, perform and sound like the original system, Walker® resonators use precise tuning technologies to deliver excellent flow characteristics and OE-style sound.
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Product Features:
- EASY TO INSTALL — Meticulous pipe routing and OE-style hardware, flanges, and brackets for fast, easy installation
- RESISTS CORROSION — Durable aluminized steel construction and helps reduce corrosion
- FACTORY SOUND — OE-style louvered tubes (where applicable) help reduce radiated noise for factory-style sound quality
- STRONG AND DURABLE — Features thick OE-style flanges, hardware and brackets for strength
- GET MORE MILES FROM YOUR RESONATOR ASSEMBLY — Engineered to fit, perform and sound like the original system
Walker – Exhaust 47792 Exhaust Resonator and Pipe Assembly (Part No.47792)
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$152.99
Designed to fit, perform and sound like the original system, Walker® resonators use precise tuning technologies to deliver excellent flow characteristics and OE-style sound.
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Product Features:
- EASY TO INSTALL — Meticulous pipe routing and OE-style hardware, flanges, and brackets for fast, easy installation
- RESISTS CORROSION — Durable aluminized steel construction and helps reduce corrosion
- FACTORY SOUND — OE-style louvered tubes (where applicable) help reduce radiated noise for factory-style sound quality
- STRONG AND DURABLE — Features thick OE-style flanges, hardware and brackets for strength
- GET MORE MILES FROM YOUR RESONATOR ASSEMBLY — Engineered to fit, perform and sound like the original system
Walker – SoundFX Muffler, Direct Replacement, No Fabrication Needed (Part No.18234)
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$80.99
Featuring 100% aluminized steel for longer service life compared to low-carbon steel, Walker SoundFX® direct-fit mufflers deliver quality appearance and favorable acoustics while mechanical interior joints and spun-locked heads provide durability.
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Product Features:
- RESISTS CORROSION — Aluminized steel construction and internal drainage system helps reduce corrosion
- BUILT TO LAST — Internal partitions and mechanically joined tubes allow expansion and contraction during temperature changes to minimize distortion while spun-locked heads and OE-style spot welds provide stability and longer service life
- EASY TO INSTALL — Direct-fit bolt-on replacement solution with OE-style hangers, brackets and pipe routings for easy installation that doesn’t require specialized fabrication and/or welding
- FACTORY SOUND — Louvered tubes help reduce radiated noise for factory-style sound quality compared to straight perforated tubes
- GET MORE MILES FROM YOUR MUFFLER — Designed and tested to extend muffler life
Walker – SoundFX Muffler, Universal/ Fabrication Needed (Part No.18112)
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$83.99
Featuring 100% aluminized steel for longer service life compared to low-carbon steel, Walker SoundFX® universal mufflers deliver quality appearance and favorable acoustics while mechanical interior joints and spun-locked heads provide durability.
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Product Features:
- RESISTS CORROSION — Aluminized steel construction and internal drainage system helps reduce corrosion
- BUILT TO LAST — Internal partitions and mechanically joined tubes allow expansion and contraction during temperature changes to minimize distortion while spun-locked heads and OE-style spot welds provide stability and longer service life
- FLEXIBLE SOLUTION — Customizable design features expandable bushings for easy fitment and may require specialized fabrication and/or welding for installation
- FACTORY SOUND — Louvered tubes help reduce radiated noise for factory-style sound quality compared to straight perforated tubes
- GET MORE MILES FROM YOUR MUFFLER — Designed and tested to extend muffler life
Walker – SoundFX Muffler, Direct Replacement, No Fabrication Needed (Part No.18235)
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$75.99
Featuring 100% aluminized steel for longer service life compared to low-carbon steel, Walker SoundFX® direct-fit mufflers deliver quality appearance and favorable acoustics while mechanical interior joints and spun-locked heads provide durability.
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Product Features:
- RESISTS CORROSION — Aluminized steel construction and internal drainage system helps reduce corrosion
- BUILT TO LAST — Internal partitions and mechanically joined tubes allow expansion and contraction during temperature changes to minimize distortion while spun-locked heads and OE-style spot welds provide stability and longer service life
- EASY TO INSTALL — Direct-fit bolt-on replacement solution with OE-style hangers, brackets and pipe routings for easy installation that doesn’t require specialized fabrication and/or welding
- FACTORY SOUND — Louvered tubes help reduce radiated noise for factory-style sound quality compared to straight perforated tubes
- GET MORE MILES FROM YOUR MUFFLER — Designed and tested to extend muffler life
Walker – Exhaust 35460 Exhaust System Hanger Insulator (Part No.35460)
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$6.79
Complete your exhaust repair with Walker® insulators. Available in a variety of styles and sizes, they’re designed to work with Walker aftermarket replacement parts for quick and easy installation.
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Product Features:
- OE DESIGN — Designed with OE-style features for easy installation and fit
- PREMIUM MATERIALS — Made from high-quality materials for durability and long life
- AVAILABLE IN DIFFERENT SIZES — Offered in a variety of styles and sizes for a quality vehicle repair
- KEEPS EXHAUST PARTS IN PLACE — Designed to support undercar exhaust components
- BETTER TOGETHER — Use premium Walker accessories when installing Walker catalytic converters and mufflers for a complete exhaust system upgrade
Walker – Exhaust 35029 Exhaust System Hanger Insulator (Part No.35029)
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$10.99
Complete your exhaust repair with Walker® insulators. Available in a variety of styles and sizes, they’re designed to work with Walker aftermarket replacement parts for quick and easy installation.
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Product Features:
- OE DESIGN — Designed with OE-style features for easy installation and fit
- PREMIUM MATERIALS — Made from high-quality materials for durability and long life
- AVAILABLE IN DIFFERENT SIZES — Offered in a variety of styles and sizes for a quality vehicle repair
- KEEPS EXHAUST PARTS IN PLACE — Designed to support undercar exhaust components
- BETTER TOGETHER — Use premium Walker accessories when installing Walker catalytic converters and mufflers for a complete exhaust system upgrade
Walker – Exhaust 35473 Exhaust System Hanger Insulator (Part No.35473)
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$10.29
Complete your exhaust repair with Walker® insulators. Available in a variety of styles and sizes, they’re designed to work with Walker aftermarket replacement parts for quick and easy installation.
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Product Features:
- OE DESIGN — Designed with OE-style features for easy installation and fit
- PREMIUM MATERIALS — Made from high-quality materials for durability and long life
- AVAILABLE IN DIFFERENT SIZES — Offered in a variety of styles and sizes for a quality vehicle repair
- KEEPS EXHAUST PARTS IN PLACE — Designed to support undercar exhaust components
- BETTER TOGETHER — Use premium Walker accessories when installing Walker catalytic converters and mufflers for a complete exhaust system upgrade
Felpro – Exhaust Pipe Flange Gasket (Part No.8194)
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$2.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust
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Product Features:
- Meets or exceeds all original equipment specifications
- Application specific design to ensure a perfect fit
- Engineered for the sealing repair environment
- Unsurpassed quality you can trust
- Validated for fit, form, and function
Walker – 2 Bolt Exhaust Pipe Flange Gasket: Fiber with Metal, Heat Resistant, Premium Materials (Part No.31313)
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$3.49
Complete your exhaust repair with Walker┬« gaskets and flanges. Available in a variety of styles and sizes, they’re designed to work with OE exhaust components and Walker aftermarket replacement parts.
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Product Features:
- AVAILABLE IN DIFFERENT SIZES — Offered in a variety of styles and sizesfora quality vehicle repair
- HEAT RESISTANT — Designed to resist heat for long-lasting performance
- PREMIUM MATERIALS — Made from high-quality materials for durability and long life
- ENGINEERING EXPERTISE — Parts are reviewed and validated and approved by Walker engineers through rigorous research and development
- REAL-WORLD TESTED — Parts are tested on-vehicle and validated to ensure optimal performance on the road
- EASIER TO INSTALL — Featuring slotted bolt holes (where applicable) for easy installation, gasket slips into place
- BETTER TOGETHER — Use premium Walker-½ accessories when installing Walker catalytic converters and mufflers for a complete exhaust system upgrade
Felpro – Exhaust Pipe Flange Gasket (Part No.9587)
from
$2.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust
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Product Features:
- Meets or exceeds all original equipment specifications
- Application specific design to ensure a perfect fit
- Engineered for the sealing repair environment
- Unsurpassed quality you can trust
- Validated for fit, form, and function
Walker – Clamp U-Bolt Bolt Dia 0.375 Length Nut Type Hex Pipe Dia 2.5 (Part No.35337)
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$8.99
Complete your exhaust repair with an Exhaust Mate® U-bolt clamp. Designed to ensure a tight, leak-resistant connection, Exhaust Mate hardware is manufactured from durable and robust material for long service life.
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Product Features:
- CONNECTS EXHAUST PARTS — Provides secure, leak-resistant connection
- AVAILABLE IN DIFFERENT SIZES — Offered in a variety of styles and sizes for a quality vehicle repair
- PREMIUM MATERIALS – Made from quality material for durability and long life
- BETTER TOGETHER — Use Walker® accessories when installing catalytic converters and mufflers for a complete exhaust system upgrade
Walker – Clamp U-Bolt Bolt Dia 0.375 Length Nut Type Hex Pipe Dia 2 (Part No.35335)
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$1.99
Complete your exhaust repair with an Exhaust Mate® U-bolt clamp. Designed to ensure a tight, leak-resistant connection, Exhaust Mate hardware is manufactured from durable and robust material for long service life.
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Product Features:
- CONNECTS EXHAUST PARTS — Provides secure, leak-resistant connection
- AVAILABLE IN DIFFERENT SIZES — Offered in a variety of styles and sizes for a quality vehicle repair
- PREMIUM MATERIALS – Made from quality material for durability and long life
- BETTER TOGETHER — Use Walker® accessories when installing catalytic converters and mufflers for a complete exhaust system upgrade
Walker – Clamp U-Bolt Bolt Dia 0.375 Length Nut Type Hex Pipe Dia 2.25 (Part No.35336)
from
$2.49
Complete your exhaust repair with an Exhaust Mate® U-bolt clamp. Designed to ensure a tight, leak-resistant connection, Exhaust Mate hardware is manufactured from durable and robust material for long service life.
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Product Features:
- CONNECTS EXHAUST PARTS — Provides secure, leak-resistant connection
- AVAILABLE IN DIFFERENT SIZES — Offered in a variety of styles and sizes for a quality vehicle repair
- PREMIUM MATERIALS – Made from quality material for durability and long life
- BETTER TOGETHER — Use Walker® accessories when installing catalytic converters and mufflers for a complete exhaust system upgrade
Dorman – Direct Fit Exhaust Manifold: Without Heat Shield (Part No.674-197)
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$144.99
This exhaust manifold was precision-engineered and durably manufactured to match the fit and function of the original manifold on specified vehicles. It includes all necessary gaskets and downpipe hardware for a complete repair.
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Product Features:
- Ideal replacement – this exhaust manifold was precision-engineered and durably manufactured to match the fit and function of the stock manifold on specified vehicles
- Reliable construction – durable materials resist warping, cracking and leaking for long-lasting performance
- Complete repair – includes all necessary gaskets and downpipe hardware
- Trustworthy design – built by industry leader in aftermarket manifolds
Dorman – Direct Fit Exhaust Manifold: With Heat Shield (Part No.674-918)
from
$273.99
This exhaust manifold was precision-engineered and durably manufactured to match the fit and function of the original manifold on specified vehicles. It includes all necessary gaskets and downpipe hardware for a complete repair.
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Product Features:
- Ideal replacement – this exhaust manifold was precision-engineered and durably manufactured to match the fit and function of the stock manifold on specified vehicles
- Reliable construction – durable materials resist warping, cracking and leaking for long-lasting performance
- Complete repair – includes all necessary gaskets and downpipe hardware
- Trustworthy design – built by industry leader in aftermarket manifolds
Dorman – Direct Fit Exhaust Manifold: With Heat Shield (Part No.674-544)
from
$128.99
This exhaust manifold was precision-engineered and durably manufactured to match the fit and function of the original manifold on specified vehicles. It includes all necessary gaskets and downpipe hardware for a complete repair.
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Product Features:
- Ideal replacement – this exhaust manifold was precision-engineered and durably manufactured to match the fit and function of the stock manifold on specified vehicles
- Reliable construction – durable materials resist warping, cracking and leaking for long-lasting performance
- Complete repair – includes all necessary gaskets and downpipe hardware
- Trustworthy design – built by industry leader in aftermarket manifolds
Walker – CalCat Catalytic Converter- CARB Certified, Universal / Fabrication Needed (Part No.81128)
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$516.99
Designed, tested and validated for assured compliance to meet CARB standards, Walker® CalCat® Universal Catalytic Converters are available for OBDII (1996 and newer) and non-OBD (1995 and older) vehicles.
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Product Features:
- CARB COMPLIANT — For use on OBDII vehicles, 1996 and newer and non-OBD 1995 and older. Legal for sale in CA, CO, NY & other states requiring CARB-compliant replacement converters. Consult your state’s aftermarket converter regulations.
- SUPERIOR TECHNOLOGY — Optimal high technology washcoat formulated to deliver superior performance (as compared to EPA-compliant converters)
- CONSISTENT PERFORMANCE — Utilizes a precise OE-style coating process to apply catalyst material to the substrate, providing consistent performance for assured emissions compliance
- DURABLE — Features stainless-steel body with aluminized pipe and heat shields for durability
- FLEXIBLE SOLUTION — Customizable design features expandable bushings for easy fitment and may require specialized fabrication and/or welding for installation
- BUY WITH CONFIDENCE — Backed by Walker’s 50,000-mile/80,000-kilometer emissions and structural integrity warranty
MagnaFlow – OEM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter (Part No.51532)
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$397.99
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 51532. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this spun body converter yourself using the proper tools, no cutting or welding required. MagnaFlow’s state-of-the-art metrology department uses the latest 3D scanning systems during research and development, so you can be confident that your new part will fit and function like the original equipment. By replicating the OE spun body design, the single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. This direct-fit catalytic converter is designed to fit the 1997-2005 Buick Century, 2000-2005 Chevrolet Impala, and additional vehicles. Avoid potential exhaust leaks by using the included gaskets to get a proper seal. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with California or Federal/EPA Emission systems.
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Product Features:
- Expertly crafted to replicate OEM-like flow dynamics, maintaining factory performance and fuel efficiency.
- Simplifies installation with essential gaskets and hardware being included in the box.
- Your trusted source for EPA-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last.
MagnaFlow – Standard Grade Federal / EPA Compliant Universal Catalytic Converter (Part No.94016)
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$126.99
MagnaFlow Standard Grade Federal/EPA Compliant Universal Catalytic Converter 94016 helps keep the check engine light off. Get the right fit for a wide array of vehicles thanks to the adaptable Universal design (cutting and welding is required). With highly corrosion resistant, stainless steel construction, you can have confidence in the quality of this catalytic converter. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for pre-OBDII Federally registered vehicles.
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Product Features:
- Expertly formulated catalyst blend maximizes efficiency, ensuring optimal emissions control to keep your check engine light off.
- Compact, lightweight construction enables installation in confined areas, welding is required.
- Your trusted source for EPA-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last.
Dorman – Help – Exhaust Flange Spring-0.825 OD x 1.135 ID x 1.57 And 0.5 ID X .75 x OD 1.13 In. (Part No.03084)
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$7.99
Designed for an exact fit, our Exhaust Spring provides you with the proper flange spring for replacing the manifold. Save time and energy by having the right hardware on hand when you need it.
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Product Features:
- Constructed of durable spring steel
- Rust and corrosion resistant
- Also available in a kit that include the Exhaust Manifold Bolt
- Easy installation
Walker – Hanger Length 1.625 (Part No.35525)
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$15.79
Complete your exhaust repair with Walker® exhaust hangers. Designed with OE-style features to support undercar exhaust components, Walker hangers are manufactured from durable and robust material for long service life.
Product Features:
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Product Features:
- KEEPS EXHAUST PARTS IN PLACE — Designed to support undercar exhaust components
- OE DESIGN — Designed with OE-style features for easy installation
- AVAILABLE IN DIFFERENT SIZES — Offered in a variety of styles and sizes for a quality vehicle repair
- PREMIUM MATERIALS — Made from quality steel for durability and long life
- BETTER TOGETHER — Use premium Walker accessories when installing Walker catalytic converters and mufflers for a complete exhaust system upgrade
Dorman – Dorman Exhaust Hanger (Part No.H8050202213DOR)
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$20.38
Dorman’s Exhaust Hanger installs easily to mount the exhaust to the vehicle. The Hanger is constructed from high-quality, heat-resistant materials for long-lasting durability.
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Product Features:
- Direct replacement for a proper fit
- Replacement restores the exhaust to proper operation
- Resilient against road and weather conditions that make the undercar environment a harsh one
- Rigorous quality control measures have been undertaken to ensure that this part conforms to product standards
Dorman – Exhaust Manifold Crossover Pipe (Part No.H6020367541DOR)
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$361.55
More like a complete kit than a single part, Dorman’s Exhaust Crossover Pipe includes all necessary gaskets and hardware for a complete installation. Since this part is a direct replacement, the exact fit adds another layer of efficiency and convenience.
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Product Features:
- Comes with two flange bolts and one flange gasket per side for ease of installation
- Rust-resistant for long-lasting performance
- Corrosion-resistant for extended durability
- A rigorous quality inspection has been undertaken to ensure that this part conforms to product standards
Walker – Intermediate Pipe Aluminized 67.125" (Part No.46665)
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$77.99
Made from aluminized steel for durability, Walker® premium pipe is manufactured with precision benders and fixture checked to ensure a precise fit for quick and easy installation.
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Product Features:
- RESISTS CORROSION — Durable aluminized steel construction for corrosion resistance and performance
- EASY TO INSTALL — Manufactured with precision bends and OE-style routings, hangers and connectors for easy installation (where applicable)
- OE-STYLE PERFORMANCE — Direct-fit design is fixture checked to ensure a precise fit that performs like original equipment
- BETTER TOGETHER — Use premium Walker accessories when installing Walker catalytic converters and mufflers for a complete exhaust system upgrade
- AVAILABLE IN DIFFERENT SIZES — Offered in a variety of lengths and diameters and features the appropriate Inlet Diameter (I.D.) – Outlet Diameter (O.D.) connection; see product specifications for more information
Dorman – Exhaust Manifold Crossover Pipe (Part No.679-002)
from
$297.99
This exhaust crossover pipe is designed to match the fit and function of the original pipe on specified applications, and is engineered for reliable performance and durability.
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Product Features:
- Direct replacement – this exhaust crossover pipe is designed to match the fit and function of the original tube on specified applications
- Restores functionality – reliable replacement for an original part that has failed due to heat, vibration or corrosion
- Durable construction – this part is made from quality materials to ensure reliable performance and long service life
- Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
Popular 2003 Buick Century Exhaust Parts Categories
2003 Buick Century Exhaust Parts
You count on your 2003 Buick Century to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Exhaust Parts. With 30 Exhaust Parts ranging in price from $1.99 to $641.99, you’re sure to find everything you need for your 2003 Buick Century.
Brands matter. If you want to shop a specific Exhaust Parts brand, we stock 6 different brands like Walker, Felpro, and Dorman. 2003 Buick Century Exhaust Parts start as low as $1.99!
One of the best ways to find top quality OEM or aftermarket Exhaust Parts is by asking professionals. Short of that, you can shop with confidence thanks to our 141 extensive product reviews on 2003 Buick Century Exhaust Parts. Some of the top-rated Exhaust Parts products we carry are Catalytic Converter- EPA Ultra, Direct Replacement, No Fabrication Needed with 4.0 stars and Exhaust Pipe Flange Gasket with 5.0 stars.
Did we mention you can order your Exhaust Parts from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Exhaust Parts inventory for your 2003 Buick Century below to get started!
Top-Rated Exhaust Parts Brands For Your 2003 Buick Century
Trusted Exhaust Parts OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 2003 Buick Century running right for years to come. In our inventory you’ll find brands like Walker, Felpro, Dorman, and even more.
Popular BRExhaust Exhaust Parts
You’ll find popular BRExhaust brand products across Exhaust Pipes. All are waiting to get your 2003 Buick Century back on the road. Some of the top-rated BRExhaust products in these categories are:
Top-Rated Walker Exhaust Parts
If Walker are what you’re looking for, our inventory holds plenty. We stock Walker brand Exhaust Parts for your 2003 Buick Century, and some of our most reviewed Walker parts include:
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$6.49
(13)
2 Bolt Exhaust Pipe Flange Gasket: Fiber with Metal, Heat Resistant, Premium Materials
Exhaust Pipe and Flange Gaskets
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$179.99
(13)
Catalytic Converter- EPA Ultra, Universal/ Fabrication Needed
Catalytic Converters
FAQs for 2003 Buick Century Exhaust Parts
What are the most purchased Exhaust Parts for the 2003 Buick Century?
Out of 30 Exhaust Parts for the 2003 Buick Century, the most popular in our inventory are:
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$16.99
(2)
Donut Exhaust Pipe Flange Gasket: Metal, Heat Resistant, Premium Materials
Exhaust Pipe and Flange Gaskets
What are the top-rated 2003 Buick Century Exhaust Parts?
Top-rated Exhaust Parts for your 2003 Buick Century based on customer reviews/ratings are:
from
$391.99
(6)
Catalytic Converter- EPA Ultra, Direct Replacement, No Fabrication Needed
“Nice direct fit part.”
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$379.99
(5)
HM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter
“After several mechanics “Checking” my car for months and numerous friends making suggestions, I finally made the decision to go on line to Advance Aut”
