1981 Buick Riviera Exhaust Systems
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MagnaFlow®Pre-OBDII Direct Fit Oval Body Catalytic ConverterBuick Riviera 4.1L / 5.0L with PRE-OBDII Standard 1981, Pre-OBDII Catalytic Converter by MagnaFlow®. Converter Configuration: Direct Fit. Catalytic Converter Body Shape: Oval. With 1 Air Tube. Without O2 Sensor Port. Catalytic Inlet...$913.00 - AP Exhaust®Direct Fit Catalytic ConverterBuick Riviera 3.8L 1981, Catalytic Converter by AP Exhaust®. Converter Configuration: Direct Fit. With 4 Bolt Loose Flange Inlet. Without Air Tube. Without O2 Sensor Port. Catalytic Converter Overall Length: 21". Today’s exhaust...$129.91
- AP Exhaust®MSL Maximum Aluminized Steel Direct-Fit Exhaust MufflerBuick Riviera 1981, MSL Maximum Aluminized Steel Direct-Fit Exhaust Muffler by AP Exhaust®. Muffler Outlet Diameter: 2.25". Today’s exhaust performance market continues to cover a broad spectrum of vehicles. The unique nature of this...Designed for a quiet ride100% aluminized components for longer life$39.84 - $44.95
- Walker®SoundFX™ Steel Oval Direct-Fit Aluminized Exhaust MufflerBuick Riviera 1981, SoundFX™ Steel Oval Direct-Fit Aluminized Exhaust Muffler by Walker®. Muffler Outlet Diameter: 2.25". This muffler is the right choice if you opt for quality acoustics and performance. Walker offers 100% aluminized...Designed to deliver ultimate performance and pleasing sound qualityOE-equivalent direct-fit design$38.00 - $43.03
- Walker®SoundFX™ Steel Oval Aluminized Exhaust MufflerBuick Riviera 1981, SoundFX™ Steel Oval Aluminized Exhaust Muffler by Walker®. Optional. Muffler Inlet Diameter: 2.25". Muffler Outlet Diameter: 2.25". Muffler Body Length: 19". Muffler Overall Length: 25.75". Muffler Configuration:...Designed to deliver ultimate performance and pleasing sound quality100% aluminized material$36.23
- Walker®Replacement Exhaust KitBuick Riviera 1981, Replacement Exhaust Kit by Walker®. If you are looking for the ultimate in quality and value, then this superior replacement exhaust kit by Walker is what you need. All its components are designed with precision...Mufflers and Resonators Designed for OE equivalent sound and precision fitOE-style louvered tube technology for a premium, factory-like sound$43.03 - $514.07
- MagnaFlow®Pre-OBDII Universal Fit Oval Body Catalytic ConverterBuick Riviera with PRE-OBDII Standard 1981, Pre-OBDII Catalytic Converter by MagnaFlow®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Oval. With 1 Air Tube. Without O2 Sensor Port. Catalytic Converter Overall...$695.00
- MagnaFlow®Standard Direct Fit Catalytic ConverterBuick Riviera 1981, Standard Catalytic Converter by MagnaFlow®. Converter Configuration: Direct Fit. Catalytic Inlet Diameter: 2.5". Catalytic Outlet Diameter: 2.5". If your car needs replacement, install one that will get you through...$156.00 - $166.00
- MagnaFlow®Standard Universal Fit Oval Body Catalytic ConverterBuick Riviera 1981, Standard Catalytic Converter by MagnaFlow®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Oval. With Air Tube. Without O2 Sensor Port. Catalytic Converter Overall Length: 16". If your car...$126.00
- Walker®CalCat™ Universal Fit Catalytic ConverterBuick Riviera 3.8L / 4.1L / 5.0L 1981, CalCat™ Catalytic Converter by Walker®. Converter Configuration: Universal Fit. Without O2 Sensor Port. Catalytic Converter Overall Length: 13.25". Specifically designed to comply with the...$514.07 - $588.98
- AP Exhaust®Enforcer Series Aluminized Steel Front Oval Glass Pack Exhaust Muffler with Inlet and Outlet NeckBuick Riviera 1981, Enforcer Series Aluminized Steel Front Oval Glass Pack Exhaust Muffler with Inlet and Outlet Neck by AP Exhaust®. Muffler Inlet Diameter: 2.25". Muffler Outlet Diameter: 2". Muffler Body Length: 19". Muffler Overall...Aluminized materials for superior corrosion protectionIdeal for the economy buyer$25.58
- AP Exhaust®Standard Duty Universal Fit Oval Body Catalytic ConverterBuick Riviera 1981, Standard Duty Catalytic Converter by AP Exhaust®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Oval. With Single Air Tube. Without O2 Sensor Port. Catalytic Inlet Diameter: 2.25". Catalytic...$95.99
- Davico®Front Exhaust MufflerBuick Riviera 1981, Front Exhaust Muffler by Davico®. Muffler Overall Length: 26". 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...High quality at an affordable priceExpertly made from premium materials$46.44
- Eastern Catalytic®Standard Direct Fit Catalytic Converter and Pipe AssemblyBuick Riviera 3.8L 1981, Standard Catalytic Converter and Pipe Assembly by Eastern Catalytic®. Converter Configuration: Direct Fit. Location: Undercar. Without O2 Sensor Port. Catalytic Converter Overall Length: 20". If you need to...$125.44
- AP Exhaust®Challenge Series Aluminized Steel Exhaust MufflerBuick Riviera 1981, Challenge Series Aluminized Steel Exhaust Muffler by AP Exhaust®. Today’s exhaust performance market continues to cover a broad spectrum of vehicles. The unique nature of this market is that a product demand is not...Limited Lifetime Warranty backed by AP Exhaust Products100% aluminized components$65.78 - $65.92
- BRExhaust®Replacement Exhaust KitBuick Riviera 1981, Replacement Exhaust Kit by BRExhaust®. Get confidence with this high-standard OE quality purchase which is perfect for those who want to perform a long-lasting exhaust system repair. Made from top-notch materials,...Superior replacement for your worn out exhaust partHelps put your vehicle back to its tip-top shape$41.32 - $45.22
- Walker®Ultra™ Universal Fit Small Oval Body Catalytic ConverterBuick Riviera 1981, Ultra™ Catalytic Converter by Walker®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Small Oval. With 1 Inlet. With Air Tube. Without O2 Sensor Port. Catalytic Converter Overall Length:...$129.20
- Eastern Catalytic®Standard Universal Fit Oval Body Catalytic ConverterBuick Riviera 3.8L 1981, Standard Catalytic Converter by Eastern Catalytic®. Converter Configuration: Universal Fit. Location: Undercar. Catalytic Converter Body Shape: Oval. With 1 Air Tube. Without O2 Sensor Port. Catalytic Inlet...$127.76
- Stage 8®Header Locking Bolt KitBuick Riviera 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
- Walker®Aluminized Steel Exhaust Intermediate PipeBuick Riviera 1981, Aluminized Steel Exhaust Intermediate Pipe by Walker®. Main Piping Diameter: 2.25". With their extensive selection of accessories and hardware for the exhaust system, Walker will provide you with everything needed to...Made of high quality aluminized steelCorrosion resistant$27.54
- Fel-Pro®Exhaust Manifold Gasket SetBuick Riviera 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
- Mahle®Exhaust Pipe Flange GasketBuick Riviera 1981, Exhaust Pipe 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 and...High quality at an affordable priceExpertly made from premium materials$7.62 - $10.08
- Fel-Pro®Exhaust Pipe Flange GasketBuick Riviera 5.0L / 5.7L 1981, Exhaust Pipe Flange Gasket by Fel-Pro®. Location: Pipe to Manifold. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the latest technologies and...Direct OEM replacement for a proper fitEnsures reliable sealing performance$6.23
- Apex Auto®Exhaust Manifold Gasket SetBuick Riviera 3.8L / 4.1L 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...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$4.82
- Remflex®Exhaust Header GasketsBuick Riviera 4.1L 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...Designed to crush 50%This allows them to fill gaps in the flange surface up to 1/16"$29.03
- Mahle®Exhaust Manifold Gasket SetBuick Riviera 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$9.65 - $11.53
- Walker®Heavy Duty Steel Natural U-Bolt ClampBuick Riviera 1981, Heavy Duty Steel Natural U-Bolt Clamp 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$2.24 - $2.45
- Walker®Silver Exhaust BracketBuick Riviera 1981, Silver Exhaust Bracket by Walker®. Single Outlet. 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$6.38
- AP Exhaust®DGM Style Natural Exhaust ClampBuick Riviera 1981, DGM Style Natural Exhaust Clamp by AP Exhaust®. Today’s exhaust performance market continues to cover a broad spectrum of vehicles. The unique nature of this market is that a product demand is not based on vehicle...Made from first-rate materialsEnsures outstanding durability$1.56 - $1.80
- Walker®Stainless Steel Bare 2-Bolt Exhaust FlangeBuick Riviera 1981, Stainless Steel Bare 2-Bolt 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....Makes installation quick and easyOptimal OE-style fit and quality$9.85
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1981 Buick Riviera Exhaust Reviews
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Different Trend® - Blue Flame Series Domed Straight Cut Double-Wall Exhaust Tip (2.25" Inlet, 3.5" Outlet, 7.25" Length)Posted by Zachary (Ontario, NY) / March 09, 20212006 Dodge Charger
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