1998 Buick Riviera Performance Exhaust Systems

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    • (0 reviews)
      # mpn1113453
      Buick Riviera with TIER1 Standard 1998, OBDII Catalytic Converter by MagnaFlow®. Emissions: CARB compliant. Converter Configuration: Direct Fit. With Gasket. Without Air Tube. With Post-Cat O2 Sensor Port. Catalytic Inlet Diameter: 3"....
      $312.68
    • (0 reviews)
      # mpn1118906
      Buick Riviera 1998, Heavy Metal Catalytic Converter by MagnaFlow®. Emissions: EPA compliant. Converter Configuration: Direct Fit. With Gasket. Without Air Tube. With Post-Cat O2 Sensor Port. Catalytic Inlet Diameter: 3". Catalytic...
      $195.02
    • (0 reviews)
      # mpn1038339
      Buick Riviera 1998, Heavy Metal Catalytic Converter by MagnaFlow®. Emissions: EPA compliant. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. Without Air Tube. With Post-Cat O2 Sensor Port. Catalytic Inlet...
      $108.09
    • (0 reviews)
      # 252888520
      Buick Riviera with TIER1 Standard 1998, OBDII Catalytic Converter by MagnaFlow®. Emissions: CARB compliant. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Oval. Without Air Tube. Without O2 Sensor Port....
      $180.93 - $231.40
    • (0 reviews)
      # mpn4483467572
      Buick Riviera 1998, Graph-Flex™ Stock Ports Exhaust Header Gaskets by Percy's High Performance®. These durable header flange gaskets are composed of a graphite composition material on a malleable stainless steel core. They’ll seal...
      Malleable stainless steel metal coreWill survive 2000°F exhaust temperatures for extended periods
      $23.97
    • (0 reviews)
      # mpn4483467616
      Buick Riviera 1998, HTR Rectangle Collector Gaskets by Percy's High Performance®. This products is an OEM and Performance company that was built on its founding heritage supported by a tradition of Legendary Quality. Designed utilizing...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $18.77
    • (0 reviews)
      # mpn4483467764
      Buick Riviera 1998, Seal-4-Good™ Stock Ports Exhaust Header Gaskets by Percy's High Performance®. Don’t put up with that ominous, unmistakable “tick, tick, tick” sound of an exhaust manifold leak. If it isn’t leaking air into...
      Multi-layered for excellent conformability and sealSeals even imperfect flanges
      $35.11
    • (0 reviews)
      # mpn4483467743
      Buick Riviera 1998, XX Carbon™ Stock Ports Exhaust Header Gaskets by Percy's High Performance®. These durable header flange gaskets are composed of a graphite composition material on a malleable stainless steel core. They’ll seal up...
      Malleable stainless steel metal coreWill survive 2000°F exhaust temperatures for extended periods
      $21.77
    • (0 reviews)
      # 231156022
      Buick Riviera 1998, 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
      $42.69 - $111.13
    • (0 reviews)
      # 652628879
      Buick Riviera 1998, 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
      $65.77 - $122.42
    • (0 reviews)
      # 176805049
      Buick Riviera 1998, 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...
      Direct fit replacementIncludes all applicable flanges, hangers, and sensor fittings
      $45.01 - $256.52
    • (0 reviews)
      # 165393648
      Buick Riviera 1998, Replacement Exhaust Kit by AP Exhaust®. 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
      $47.85 - $208.64
    • (0 reviews)
      # mpn2072455850
      Buick Riviera 1998, Cast Iron Natural Exhaust Manifold by Dorman®. Position: Front. Emissions: CARB compliant. Finish: Natural. This product is made of high-quality materials to serve you for years to come. Designed using...
      High Quality tubular construction protects against warping and/or crackingLeak-resistant for long-lasting performance
      $48.95
    • (0 reviews)
      # mpn2095009887
      Buick Riviera 1998, Cast Iron Natural Exhaust Manifold by ATP®. Position: Front. Emissions: EPA compliant. Finish: Natural. ATP Graywerks Exhaust Manifolds are a high quality OE replacement alternative. Each manifold is developed off of...
      Manufactured to OE design ensuring manifold will line up and flow like the original unitHigh grade metallurgy resists fatigue cracking and breakage
      $47.50
    • (0 reviews)
      # 504672738
      Buick Riviera Engine Family # WGMXV03.8051 1998, CalCat™ Catalytic Converter by Walker®. Emissions: CARB compliant. Converter Configuration: Direct Fit. Catalytic Converter Body Shape: Standard Oval. With 1 Inlet. With O2 Sensor Port....
      Constructed to meet your vehicle’s specific emissions requirementsBody and pipe heat shields made of high quality materials for durability
      $256.52
    • (0 reviews)
      # mpn1833613
      Buick Riviera Engine Family # WGMXV03.8051 1998, CalCat™ Catalytic Converter by Walker®. Emissions: CARB compliant. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Large Oval. With 1 Inlet. Without Air Tube....
      Constructed to meet your vehicle’s specific emissions requirementsFeatures stainless steel body with aluminized steel pipe and heat shields
      $129.20
    • (0 reviews)
      # 504627789
      Buick Riviera 1998, Ultra™ Catalytic Converter by Walker®. Emissions: EPA compliant. Converter Configuration: Direct Fit. Catalytic Converter Body Shape: Large Oval. With 1 Inlet. With O2 Sensor Port. Catalytic Converter Overall...
      Constructed to meet your vehicle’s specific emissions requirementsBody and pipe heat shields made of high quality materials for durability
      $149.45
    • (0 reviews)
      # mpn1806782
      Buick Riviera 1998, Ultra™ Catalytic Converter by Walker®. Emissions: EPA compliant. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Large Oval. With 1 Inlet. Without Air Tube. Without O2 Sensor Port. Catalytic...
      Constructed to meet your vehicle’s specific emissions requirementsFeatures stainless steel body with aluminized steel pipe and heat shields
      $98.79
    • (0 reviews)
      # mpn286626029
      Buick Riviera Engine Family # WGMXV03.8051 with PC/LTD1 Weight Class 1998, ECO CARB Catalytic Converter by Eastern®. Emissions: CARB compliant. Converter Configuration: Universal Fit. Position: Center. Catalytic Converter Body Shape:...
      Converts harmful engine emissions to less dangerous gases and water vaporAdvanced design for maximum engine output
      $157.63
    • (0 reviews)
      # mpn1244397
      Buick Riviera 1998, ECO GM Catalytic Converter by Eastern®. Emissions: EPA compliant. Converter Configuration: Universal Fit. Position: Undercar. Catalytic Converter Body Shape: Large Oval. Without Air Tube. Without O2 Sensor Ports....
      Converts harmful engine emissions to less dangerous gases and water vaporAdvanced design for maximum engine output
      $86.52
    • (0 reviews)
      # 86067926
      Buick Riviera 1998, Standard Catalytic Converter by DEC®. Emissions: EPA compliant. Converter Configuration: Direct Fit. Pick out a catalytic converter by DEC and get your emissions back into check without worrying to fail again. These...
      Direct fitMade from a heavy duty stainless steel outer shell
      $212.77 - $235.62
    • (0 reviews)
      # mpn474117430
      Buick Riviera 1998, 608 Series Catalytic Converter by AP Exhaust®. Emissions: EPA compliant. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Oval. Without Air Tube. With 1 Passenger Side O2 Sensor Port. Catalytic...
      A multitude of Universal converter bodies provided for maximum coverageProvides professional installer with immediate installation options
      $95.55
    • (0 reviews)
      # mpn474119021
      Buick Riviera 1998, Catalytic Converter by AP Exhaust®. Emissions: EPA compliant. Converter Configuration: Direct Fit. Without Air Tube. With 1 O2 Sensor Port. Catalytic Converter Overall Length: 25". The growing concern for the...
      5-year/50,000-mile warranty on converter body25,000-mile warranty on emissions
      $208.64
    • (0 reviews)
      # mpn4498746926
      Buick Riviera Engine Family # WGMXV03.8051 with PC Weight Class with California Emission with TIER1 Standard 1998, Catalytic Converter by Davico®. Emissions: CARB compliant. Converter Configuration: Universal Fit. Position: Center. This...
      $246.05
    • (0 reviews)
      # mpn1874782
      Buick Riviera 1998, Stainless Steel Round Aluminized Resonator Assembly by Walker®. Muffler Inlet Diameter: 2.625". Muffler Outlet Diameter: 2.25". Muffler Body Length: 20". Muffler Overall Length: 40.667". If you want exhaust piping...
      Designed to directly replace the factory partMade with precision benders and fixture checked
      $47.16
    • (0 reviews)
      # mpn2283870
      Buick Riviera 1998, Stainless Steel Natural Exhaust Crossover Pipe by Dorman®. Material: Stainless Steel. More like a complete kit than a single part, Dorman's Exhaust Crossover Pipe includes all necessary gaskets and hardware for a...
      Comes with two flange bolts and one flange gasket per side for ease of installationRust-resistant for long-lasting performance
      $216.95
    • (2 reviews)
      # 73539840
      Buick Riviera 1998, GM Original Equipment™ Oxygen Sensor by ACDelco®. If your O2 sensor is not functioning properly, you are robbing yourself of performance and costing yourself money at the gas pump. Let ACDelco’s GM OE Oxygen...
      ACDelco GM OE Oxygen Sensors earn the name ACDelco by being put through a variety of tests, often under extreme and unusual conditions.Detects oxygen content in the exhaust gases.
      $31.80 - $35.01
    • (0 reviews)
      # 485576107
      Buick Riviera 1998, Professional™ Oxygen Sensor by ACDelco®. If your O2 Sensor is not functioning properly, you are robbing yourself of performance and costing yourself money at the gas pump. Let ACDelco’s Professional Oxygen...
      ACDelco Professional Oxygen Sensors earn the name ACDelco by being put through a variety of tests, often under extreme and unusual conditionsCustomers can receive better gas mileage with a properly working oxygen sensor
      $39.17 - $51.03
    • (0 reviews)
      # 81758514
      Buick Riviera 1998, Oxygen Sensor by Delphi®. As one of the leading suppliers of oxygen sensor technology since 1978, Delphi planar technology is the result of their OE and aftermarket engineers partnering together to develop the most...
      OE connectors and wire lengths within 3" of OE specificationsResists high temperatures, vibration damage and wire corrosion to protect signal accuracy, and long life
      $34.43 - $40.66
    • (0 reviews)
      # 44892727
      Buick Riviera 1998, Oxygen Sensor by Standard®. SMP’s vision is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for integrity...
      One-piece laser welded body for maximum protection and precise operation maintaining sensor integrityDual internal talc seal makes Our Oxygen sensors last longer
      $41.33 - $44.91
    • (0 reviews)
      # 24143801
      Buick Riviera 1998, Universal Fit Oxygen Sensor by Bosch®. Universal Oxygen Sensors with OE SmartLink are quick and easy to install. Each sensor has enough length of sensor wire to allow maximum replacement of worn harnesses. Properly...
      Patented SmartLink™ connector systemNo special tools required for installation
      $36.74
    • (0 reviews)
      # 21075841
      Buick Riviera 1998, Oxygen Sensor by Denso®. Denso's light duty oxygen sensor started to appear on vehicles with the development of fuel injection systems. The basic job of the sensor is to monitor the air fuel mixture under idle,...
      Corrosion-resistant stainless steel constructionPTFE filter blocks efficiency-robbing contaminants
      $26.12 - $28.64
    • (0 reviews)
      # 710308083
      Buick Riviera 1998, Universal Fit Oxygen Sensor by Denso®. Denso's light duty oxygen sensor started to appear on vehicles with the development of fuel injection systems. The basic job of the sensor is to monitor the air fuel mixture...
      Corrosion-resistant stainless steel constructionPTFE filter blocks efficiency-robbing contaminants
      $37.40
    • (0 reviews)
      # 22133656
      Buick Riviera 1998, Oxygen Sensor by NTK®. Thimble type sensors feature a ceramic element that projects into the exhaust system and becomes electrically conductive at high temperature. The sensor element then sends voltage signals back...
      Increases vehicle fuel economy and engine performance while decreasing vehicle exhaust emissionsDirect replacement
      $31.31 - $33.26
    • (0 reviews)
      # 128888700
      Buick Riviera 1998, DGM Style Mild Steel Natural Exhaust Clamp 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...
      Made from first-rate materialsEnsures outstanding durability
      $1.35 - $1.40
    • (0 reviews)
      # 128888705
      Buick Riviera 1998, Extra Heavy Duty Mild Steel Welded Saddle Natural Exhaust Clamp by AP Exhaust®. This superior product was carefully designed with key attention to detail and manufactured from high-grade materials to the strict...
      Made from first-rate materialsEnsures outstanding durability
      $2.89 - $7.10
    • (0 reviews)
      # mpn4476217439
      Buick Riviera 1998, 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
      $9.80
    • (0 reviews)
      # 266467498
      Buick Riviera 1998, 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...
      Direct OEM replacement for a proper fitEnsures reliable sealing performance
      $5.62 - $21.90
    • (0 reviews)
      # mpn597853
      Buick Riviera 1998, 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 technology...
      High quality at an affordable priceExpertly made from premium materials
      $11.62
    • (0 reviews)
      # mpn616585
      Buick Riviera 1998, Sintered Metal Exhaust Seal Ring by Victor Reinz®. Material: Sintered Metal. 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 at an affordable priceExpertly made from premium materials
      $6.12
    • (0 reviews)
      # mpn2400732459
      Buick Riviera 1998, 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
      $5.50
    • (0 reviews)
      # 18135961
      Buick Riviera 1998, Exhaust Pipe Flange Gasket 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...
      Makes installation quick and easyOptimal OE-style fit and quality
      $3.06 - $8.67
    • (0 reviews)
      # mpn898207250
      Buick Riviera 1998, 4-Bolt Exhaust Pipe Flange Gasket by Bosal®. Location: Inlet. Bosal has a vast selection of all necessary accessories and hardware to help you make the exhaust system installation or repair job quickly and easily....
      Constructed for a hassle-free exhaust repairEnsures a precise fit
      $6.38
    • (0 reviews)
      # 18934805
      Buick Riviera 1998, Exhaust Pipe Flange Gasket 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...
      Direct OEM replacement for a proper fitEnsures reliable sealing performance
      $5.22 - $5.41
    • (0 reviews)
      # mpn611134
      Buick Riviera 1998, Steel Exhaust Pipe Flange Gasket by Victor Reinz®. Location: Exhaust Pipe to Manifold. Material: 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
      $5.20
    • (0 reviews)
      # mpn4486036243
      Buick Riviera 1998, 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
      $8.09
    • (0 reviews)
      # mpn2386333
      Buick Riviera 1998, Metal Exhaust Flange Stud and Nut Kit by Dorman®. Position: Front. Material: Metal. Dorman’s Exhaust Flange Stud & Nut provides you with the proper flange stud and nut for replacing your manifold. Save time and...
      Direct replacement for a proper fit every timeDurable steel construction
      $4.45
    • (0 reviews)
      # 405170131
      Buick Riviera 1998, GM Original Equipment™ Oxygen Sensor Connector by ACDelco®. If your O2 Sensor is not functioning properly, you are robbing yourself of performance and costing yourself money at the gas pump. Let ACDelco’s Oxygen...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $25.02 - $31.39
    • (0 reviews)
      # mpn915020554
      Buick Riviera 1998, Professional™ Oxygen Sensor Connector by ACDelco®. If your O2 Sensor is not functioning properly, you are robbing yourself of performance and costing yourself money at the gas pump. Let ACDelco’s Professional...
      ACDelco Professional Oxygen Sensors earn the name ACDelco by being put through a variety of tests, often under extreme and unusual conditionsCustomers can receive better gas mileage with a properly working oxygen sensor
      $33.87
    • (0 reviews)
      # 441795459
      Buick Riviera 1998, Oxygen Sensor Connector by Standard®. SMP’s vision is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for...
      OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price
      $28.50 - $42.52
    • (0 reviews)
      # 865877560
      Universal 304 SS Oval Turbo Chambered Exhaust Muffler by Stainless Works®. Muffler Body Length: 14". Muffler Overall Length: 18". Muffler Sound: Aggressive / Loud. Stainless Works is the only manufacturer to build all of our mufflers...
      $175.75
    • (0 reviews)
      # 865804572
      Universal 304 SS Oval Turbo S-Tube Exhaust Muffler by Stainless Works®. Muffler Body Length: 14". Muffler Overall Length: 18". Muffler Sound: Aggressive / Loud. Muffler Structure: Turbo. Stainless Works is the only manufacturer to build...
      $175.75
    • (0 reviews)
      # mpn4235687757
      Universal Aluminum Skull Form Exhaust Tip by Vintage Parts®. Tip Inlet Diameter: 2.5". Tip Outlet Size: 3" H x 8.75" W. Skull exhaust cover is bad to the bone! Great as a truck or hot rod accessory, even better on your Harley! Made from...
      Made of Cast AluminumDimensions: 8.75" x 3"
      $123.49
    • (6 reviews)
      # 7575613
      Universal Metal Mulisha™ Stainless Steel Round Rolled Edge Angle Cut Single-Wall Black Ceramic Exhaust Tip by Gibson®. Tip Shape: Round. Tip Cut Type: Angle Cut. Tip Attachment Style: Bolt-On. Whether you're driving a luxury SUV or a...
      Adds a truly unique look to your vehicleBrushed stainless steel Metal Mulisha logo
      $93.24 - $151.38
    • (0 reviews)
      # 294693579
      Universal AR-15 Stainless Steel Round Straight Cut Exhaust Tip by Sinister Diesel®. Tip Shape: Round. Tip Cut Type: Straight Cut. Tip Attachment Style: Clamp-On. This tip is crafted from powder coated stainless steel and features a dual...
      Unique AR-15 Riffle designConstruction - Stainless Steel
      $289.00 - $319.00
    • (0 reviews)
      # 132826171
      Universal Stainless Steel Round Angle Cut Exhaust Tip by Spec-D®. Tip Shape: Round. Tip Cut Type: Angle Cut. Tip Length: 14". Tip Attachment Style: Clamp-On. Make whatever you drive run and sound like a high-performance machine with a...
      Stainless Steel 4" Exhaust Muffler TipMade Of High Quality T-304 Stainless Steel For A Light Weight Design
      $47.21 - $54.47
    • (0 reviews)
      # 132826178
      Universal Stainless Steel Round Angle Cut Exhaust Tip with Carbon Fiber Cover by Spec-D®. Tip Shape: Round. Tip Cut Type: Angle Cut. Tip Attachment Style: Clamp-On. Make whatever you drive run and sound like a high-performance machine...
      Stainless Steel 4" Exhaust Muffler TipMade Of High Quality T-304 Stainless Steel For A Light Weight Design
      $123.46 - $136.17
    • (0 reviews)
      # mpn2386569191
      Universal Stainless Steel Round Angle Cut Dual Silver Exhaust Tip by Spec-D®. Tip Shape: Round. Tip Cut Type: Angle Cut. Tip Inlet Diameter: 2.6". Tip Outlet Diameter: 3.25". Tip Attachment Style: Clamp-On. Make whatever you drive run...
      Stainless Steel 4" Exhaust Muffler TipMade Of High Quality T-304 Stainless Steel For A Light Weight Design
      $63.55
    • (9 reviews)
      # 865857621
      Universal Boomer™ Series Stainless Steel Exhaust Muffler by Borla®. Muffler Inlet Diameter: 2.25". Muffler Body Length: 14". Muffler Sound: Aggressive / Loud. Muffler Structure: Multi Core. Upgrade the looks, performance and sound of...
      $194.99 - $293.99
    • (0 reviews)
      # 865879578
      Universal Heavy Duty Stainless Steel Round Exhaust Muffler by Borla®. Muffler Inlet Diameter: 3". Muffler Outlet Diameter: 3". Muffler Body Length: 24". Muffler Sound: Mild / Stock. Muffler Configuration: Center - Center. Get increased...
      $212.99




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      August 30, 2017
      What Special Tools Are Available For Exhaust...
      Exhaust work can be challenging. Old parts are usually corroded and difficult to separate, and new ones sometimes need minor fitment adjustments during installation....
      by Timothy Zahl
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      May 17, 2016
      Here's A 'Tip': Exhaust Tips Are An Easy Way To...
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      by Michael Grayen
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      August 18, 2015
      Are X-pipes and H-pipes Better Than Straight...
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      August 17, 2015
      Power, Sound, Looks | Can I Have It All With a...
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    1998 Buick Riviera Performance Exhaust Systems Reviews

    Average rating:  4  4 - 2 reviews
    3.5 of 5
    It Was To Small
    It was to small had to take it get fitted and cut down.
    CPosted by Charles (Cape Girardeau, MO) / March 13, 2018
    2007 Chevy Avalanche
    Was this review helpful for you? Yes
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