1996 Buick Roadmaster Catalytic Converters

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Keep Your 1996 Buick Roadmaster in Top Shape with Quality Catalytic Converters

Whether you’re repairing or upgrading your Catalytic Converter, using high-quality parts is key to keeping your 1996 Buick Roadmaster looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Catalytic Converter Gaskets and Catalytic Converters. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Top-Rated Catalytic Converters from Trusted Brands

Looking for a reliable Catalytic Converter? We’ve got you covered with options from brands you know and trust like Walker and MagnaFlow. For example, Walker Catalytic Converters start at just $19.79 with an average 4.2 star rating. MagnaFlow offer similar pricing and quality, backed by strong customer feedback. With over 23 reviews and a solid 3.9 star average, you can shop with confidence knowing other Buick Roadmaster owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1996 Buick Roadmaster Catalytic Converter at Advance Auto Parts is around $504.36, with a range that starts at $19.79 and goes up to $1,382.00. With 9 options in stock from 2 trusted brands, finding the right fit is easy. Popular picks like "Walker Ultra EPA Universal Catalytic Converter – 2.5"" Inlet (ID) 2.5"" Outlet (ID), 93238", MagnaFlow California Grade Carb Compliant Universal Catalytic Converter, 418005, and Walker Exhaust Pipe Flange Gasket, 31599 start at just $19.79 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Catalytic Converter, don’t forget to check out other key components like Exhaust Fittings and Exhaust Manifold and Headers. At Advance Auto Parts, we’re here to help you keep your 1996 Buick Roadmaster in peak condition, inside and out.

Essential 1996 Buick Roadmaster Catalytic Converters

Walker – "Walker CalCat CARB Universal Catalytic Converter 2.25"" Inlet (ID) 2.25""Outlet (ID), 81327" (Part No.81327)

"Walker CalCat CARB Universal Catalytic Converter 2.25"" Inlet (ID) 2.25""Outlet (ID), 81327"

from

$437.99
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. Walker CalCat catalytic converters are thoroughly tested to ensure they meet CARB performance requirements.
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MagnaFlow – MagnaFlow California Grade Carb Compliant Direct-Fit Catalytic Converter, 4481184 (Part No.4481184)

MagnaFlow California Grade Carb Compliant Direct-Fit Catalytic Converter, 4481184

from

$1366.00
Keep the check engine light off with MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converter 4481184. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this 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 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. MagnaFlow 4481184 includes (1) O2 Port Plug, (1) Flange Gasket. This replacement part is designed to meet or exceed California Air Resource Board requirements, and has undergone additional testing to comply with CARB guidelines to allow for legal use in California and CARB restricted states, for the listed vehicles.
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MagnaFlow – MagnaFlow California Grade Carb Compliant Universal Catalytic Converter, 408005 (Part No.408005)

MagnaFlow California Grade Carb Compliant Universal Catalytic Converter, 408005

from

$345.99
Keep the check engine light off with MagnaFlow California Grade CARB Compliant Universal Catalytic Converter 408005. The Universal design allows the part to fit a wide array of vehicles, and the stainless steel construction of this catalytic converter is highly resistant to corrosion. 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 replacement part is designed to meet or exceed California Air Resource Board requirements, and has undergone additional testing to comply with CARB guidelines to allow for legal use in California and CARB restricted states, for the listed vehicles.
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Walker – "Walker CalCat CARB Universal Catalytic Converter 2.25"" Inlet (ID) 2.25"" Outlet (ID), 81127" (Part No.81127)

"Walker CalCat CARB Universal Catalytic Converter 2.25"" Inlet (ID) 2.25"" Outlet (ID), 81127"

from

$511.99
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. Walker CalCat catalytic converters are thoroughly tested to ensure they meet CARB performance requirements.
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Walker – "Walker Standard EPA Universal Catalytic Converter 2.25"" Inlet (ID) 2.25"" Outlet (ID), 15041" (Part No.15041)

"Walker Standard EPA Universal Catalytic Converter 2.25"" Inlet (ID) 2.25"" Outlet (ID), 15041"

from

$237.99
Designed to provide the required reduction in tailpipe emissions and meet EPA emissions requirements with assured compliance, Walker universal catalytic converters are available for pre-OBDII (1995 and older) vehicles. Count on Walker�catalytic�converters�for�industry-leading fit and performance.
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MagnaFlow – MagnaFlow California Grade Carb Compliant Universal Catalytic Converter, 3322305 (Part No.3322305)

MagnaFlow California Grade Carb Compliant Universal Catalytic Converter, 3322305

from

$611.99
Keep the check engine light off with MagnaFlow California Grade CARB Compliant Universal Catalytic Converter 3322305. The Universal design allows the part to fit a wide array of vehicles, and the stainless steel construction of this catalytic converter is highly resistant to corrosion. 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 replacement part is designed to meet or exceed California Air Resource Board requirements, and has undergone additional testing to comply with CARB guidelines to allow for legal use in California and CARB restricted states, for the listed vehicles.
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MagnaFlow – MagnaFlow Standard Grade Federal / Epa Compliant Universal Catalytic Converter, 94005 (Part No.94005)

MagnaFlow Standard Grade Federal / Epa Compliant Universal Catalytic Converter, 94005

from

$129.99
Keep the check engine light off with MagnaFlow Standard Grade Federal/EPA Compliant Universal Catalytic Converter 94005. Get the right fit for a wide array of vehicles thanks to the adaptable Universal design. 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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MagnaFlow – MagnaFlow California Grade Carb Compliant Universal Catalytic Converter, 418005 (Part No.418005)

MagnaFlow California Grade Carb Compliant Universal Catalytic Converter, 418005

from

$477.99
Keep the check engine light off with MagnaFlow California Grade CARB Compliant Universal Catalytic Converter 418005. The Universal design allows the part to fit a wide array of vehicles, and the stainless steel construction of this catalytic converter is highly resistant to corrosion. 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 replacement part is designed to meet or exceed California Air Resource Board requirements, and has undergone additional testing to comply with CARB guidelines to allow for legal use in California and CARB restricted states, for the listed vehicles.
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MagnaFlow – MagnaFlow Hm Grade Federal / Epa Compliant Universal Catalytic Converter, 99205HM (Part No.99205HM)

MagnaFlow Hm Grade Federal / Epa Compliant Universal Catalytic Converter, 99205HM

from

$196.99
Keep the check engine light off with MagnaFlow HM Grade Federal/EPA Compliant Universal Catalytic Converter 99205HM. The Universal design allows the part to fit a wide array of vehicles, and the stainless steel construction of this catalytic converter is highly resistant to corrosion. 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 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 Federal/EPA Emission systems.
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MagnaFlow – MagnaFlow California Grade Carb Compliant Direct-Fit Catalytic Converter, 4481185 (Part No.4481185)

MagnaFlow California Grade Carb Compliant Direct-Fit Catalytic Converter, 4481185

from

$1382.00
Keep the check engine light off with MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converter 4481185. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this 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 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. MagnaFlow 4481185 includes (1) Flange Gasket. This replacement part is designed to meet or exceed California Air Resource Board requirements, and has undergone additional testing to comply with CARB guidelines to allow for legal use in California and CARB restricted states, for the listed vehicles.
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Walker – "Walker Ultra EPA Universal Catalytic Converter – 2.5"" Inlet (ID) 2.5"" Outlet (ID), 93238" (Part No.93238)

"Walker Ultra EPA Universal Catalytic Converter - 2.5"" Inlet (ID) 2.5"" Outlet (ID), 93238"

from

$244.99
Designed to comply with EPA emissions requirements while delivering premium performance and durability with assured compliance, Walker Ultra Universal Catalytic Converters are available for import and domestic OBDII (1996 and newer) vehicles.
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Walker – Walker CalCat Universal Catalytic Converter, 80828 (Part No.80828)

Walker CalCat Universal Catalytic Converter, 80828

from

$182.99
Walker an industry leader for import And domestic applications, offers Walker CalCat Universal Catalytic Converters, available for OBDII (1996 And newer) vehicles And Pre-OBD (1995 And older) vehicles, specifically formulated to comply with California Air Resource Board (CARB) regulations. Walker CalCat Catalytic Converters are legal for sale in the state of California, And any state complying with California regulations.
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MagnaFlow – MagnaFlow Standard Grade Federal / Epa Compliant Universal Catalytic Converter, 94016 (Part No.94016)

MagnaFlow Standard Grade Federal / Epa Compliant Universal Catalytic Converter, 94016

from

$137.99
Keep the check engine light off with MagnaFlow Standard Grade Federal/EPA Compliant Universal Catalytic Converter 94016. Get the right fit for a wide array of vehicles thanks to the adaptable Universal design. 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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MagnaFlow – MagnaFlow Oem Grade Federal / Epa Compliant Universal Catalytic Converter, 51205 (Part No.51205)

MagnaFlow Oem Grade Federal / Epa Compliant Universal Catalytic Converter, 51205

from

$213.99
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Universal Catalytic Converter 51205. The Universal design allows the part to fit a wide array of vehicles, and the stainless steel construction of this catalytic converter is highly resistant to corrosion. The single laser fusion welds greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. 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 Federal/EPA Emission systems.
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Walker – Walker Exhaust Pipe Flange Gasket, 31599 (Part No.31599)

Walker Exhaust Pipe Flange Gasket, 31599

from

$19.79
Complete your exhaust repair with Walker gaskets and flanges. Built from quality materials for long lasting durability, they’re available in a range of styles and sizes. Each component is designed to work seamlessly with OE exhaust systems and Walker aftermarket replacement parts.
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Most Popular Catalytic Converter Gasket for 1996 Buick Roadmasters

Enhance your 1996 Buick Roadmaster with this popular Catalytic Converter Gasket we have in stock, for $19.79.

Walker – Walker Exhaust Pipe Flange Gasket, 31599 (Part No.31599)

Walker Exhaust Pipe Flange Gasket, 31599

from

$19.79
Complete your exhaust repair with Walker gaskets and flanges. Built from quality materials for long lasting durability, they’re available in a range of styles and sizes. Each component is designed to work seamlessly with OE exhaust systems and Walker aftermarket replacement parts.
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Best-Selling 1996 Buick Roadmaster Catalytic Converters

Upgrade your Roadmaster with one of our 8 best-selling Catalytic Converters, earning an average 3.5 stars rating across 7 reviews.

MagnaFlow – MagnaFlow Hm Grade Federal / Epa Compliant Universal Catalytic Converter, 99205HM (Part No.99205HM)

MagnaFlow Hm Grade Federal / Epa Compliant Universal Catalytic Converter, 99205HM

from

$196.99
Keep the check engine light off with MagnaFlow HM Grade Federal/EPA Compliant Universal Catalytic Converter 99205HM. The Universal design allows the part to fit a wide array of vehicles, and the stainless steel construction of this catalytic converter is highly resistant to corrosion. 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 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 Federal/EPA Emission systems.
See More

Walker – "Walker Ultra EPA Universal Catalytic Converter – 2.5"" Inlet (ID) 2.5"" Outlet (ID), 93238" (Part No.93238)

"Walker Ultra EPA Universal Catalytic Converter - 2.5"" Inlet (ID) 2.5"" Outlet (ID), 93238"

from

$244.99
Designed to comply with EPA emissions requirements while delivering premium performance and durability with assured compliance, Walker Ultra Universal Catalytic Converters are available for import and domestic OBDII (1996 and newer) vehicles.
See More

MagnaFlow – MagnaFlow California Grade Carb Compliant Universal Catalytic Converter, 418005 (Part No.418005)

MagnaFlow California Grade Carb Compliant Universal Catalytic Converter, 418005

from

$477.99
Keep the check engine light off with MagnaFlow California Grade CARB Compliant Universal Catalytic Converter 418005. The Universal design allows the part to fit a wide array of vehicles, and the stainless steel construction of this catalytic converter is highly resistant to corrosion. 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 replacement part is designed to meet or exceed California Air Resource Board requirements, and has undergone additional testing to comply with CARB guidelines to allow for legal use in California and CARB restricted states, for the listed vehicles.
See More

MagnaFlow – MagnaFlow Oem Grade Federal / Epa Compliant Universal Catalytic Converter, 51205 (Part No.51205)

MagnaFlow Oem Grade Federal / Epa Compliant Universal Catalytic Converter, 51205

from

$213.99
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Universal Catalytic Converter 51205. The Universal design allows the part to fit a wide array of vehicles, and the stainless steel construction of this catalytic converter is highly resistant to corrosion. The single laser fusion welds greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. 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 Federal/EPA Emission systems.
See More

MagnaFlow – MagnaFlow Standard Grade Federal / Epa Compliant Universal Catalytic Converter, 94005 (Part No.94005)

MagnaFlow Standard Grade Federal / Epa Compliant Universal Catalytic Converter, 94005

from

$129.99
Keep the check engine light off with MagnaFlow Standard Grade Federal/EPA Compliant Universal Catalytic Converter 94005. Get the right fit for a wide array of vehicles thanks to the adaptable Universal design. 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.
See More

MagnaFlow – MagnaFlow California Grade Carb Compliant Direct-Fit Catalytic Converter, 4481185 (Part No.4481185)

MagnaFlow California Grade Carb Compliant Direct-Fit Catalytic Converter, 4481185

from

$1382.00
Keep the check engine light off with MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converter 4481185. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this 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 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. MagnaFlow 4481185 includes (1) Flange Gasket. This replacement part is designed to meet or exceed California Air Resource Board requirements, and has undergone additional testing to comply with CARB guidelines to allow for legal use in California and CARB restricted states, for the listed vehicles.
See More

MagnaFlow – MagnaFlow California Grade Carb Compliant Direct-Fit Catalytic Converter, 4481184 (Part No.4481184)

MagnaFlow California Grade Carb Compliant Direct-Fit Catalytic Converter, 4481184

from

$1366.00
Keep the check engine light off with MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converter 4481184. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this 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 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. MagnaFlow 4481184 includes (1) O2 Port Plug, (1) Flange Gasket. This replacement part is designed to meet or exceed California Air Resource Board requirements, and has undergone additional testing to comply with CARB guidelines to allow for legal use in California and CARB restricted states, for the listed vehicles.
See More

MagnaFlow – MagnaFlow California Grade Carb Compliant Universal Catalytic Converter, 408005 (Part No.408005)

MagnaFlow California Grade Carb Compliant Universal Catalytic Converter, 408005

from

$345.99
Keep the check engine light off with MagnaFlow California Grade CARB Compliant Universal Catalytic Converter 408005. The Universal design allows the part to fit a wide array of vehicles, and the stainless steel construction of this catalytic converter is highly resistant to corrosion. 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 replacement part is designed to meet or exceed California Air Resource Board requirements, and has undergone additional testing to comply with CARB guidelines to allow for legal use in California and CARB restricted states, for the listed vehicles.
See More

Top-Rated Catalytic Converter Brands For Your 1996 Buick Roadmaster

When it comes to finding the perfect Catalytic Converter for your 1996 Buick Roadmaster, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 2 trusted brands. We carry the most popular Catalytic Converter brands including Walker and MagnaFlow, and more, all known for their exceptional customer ratings (average brand rating of 4.2 stars) and competitive prices, as low as $19.79. Purchasing a Catalytic Converter from us here at Advance Auto Parts is a smart move for both you and your 1996 Buick Roadmaster, providing peace of mind with parts that meet or exceed OEM standards.

Popular Walker 1996 Buick Roadmaster Catalytic Converters

If you’re looking for a top-quality Catalytic Converter for your 1996 Buick Roadmaster, Advance Auto Parts has exactly what you need with our selection of Walker Catalytic Converters. We have 1 Walker Catalytic Converters in stock for this fitment, all known for their durability and precision fit. With prices starting at just $19.79, you’ll find the perfect Catalytic Converter for your needs and budget. Walker Catalytic Converters for the 1996 Buick Roadmaster come highly rated, with over 1 customer reviews and an impressive average rating of 4.2 stars. Choosing a Walker Catalytic Converter from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Walker Exhaust Pipe Flange Gasket, 31599
from $19.79
(1)
Walker Exhaust Pipe Flange Gasket, 31599
“Fit properly”

Top-Quality MagnaFlow 1996 Buick Roadmaster Catalytic Converters

For those in search of a high-quality Catalytic Converter for their 1996 Buick Roadmaster, Advance Auto Parts offers a great selection of MagnaFlow Catalytic Converters. With 1 MagnaFlow Catalytic Converters in stock, you can trust you’re getting top-tier parts designed for durability and a perfect fit. Prices for these Catalytic Converters start at just $196.99, giving you a range of options to suit your budget. Backed by over 5 customer ratings and an average rating of 4.1 stars, MagnaFlow Catalytic Converters provide both reliability and excellent performance. Choosing a MagnaFlow Catalytic Converter from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.
MagnaFlow Hm Grade Federal / Epa Compliant Universal Catalytic Converter, 99205HM
from $196.99
(5)
MagnaFlow Hm Grade Federal / Epa Compliant Universal Catalytic Converter, 99205HM
“needs to be cut to fit my application but worked great”

FAQs for 1996 Buick Roadmaster Catalytic Converters

What are the best-selling Catalytic Converters for 1996 Buick Roadmasters?

Out of 9 Catalytic Converters that fit 1996 Buick Roadmasters, the following parts are the top sellers:

What’s the price range for 1996 Buick Roadmaster Catalytic Converters?

The prices of Catalytic Converters for the 1996 Buick Roadmaster range from $19.79 up to $1,382.00 for the most premium parts.

What is the average price of a Catalytic Converter for a 1996 Buick Roadmaster?

The average price for Catalytic Converters for the 1996 Buick Roadmaster is $504.36. Keep in mind the variety of part types within our Catalytic Converter category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Catalytic Converters for other Buick Roadmaster model years?

Yes, we carry Catalytic Converters for 4 model years of Buick Roadmasters between 1991 and 1995. The following model years are the most popular for Catalytic Converter purchases: 1995, 1994, 1993, 1992, and 1991.

What are the cheapest Catalytic Converters for my 1996 Buick Roadmaster?

Does Advance Auto Parts sell Catalytic Converters for any other 1996 Buick models?

Yes. We stock Catalytic Converters for 5 other popular 1996 Buick models. Some of the most popular are 1996 Regal Catalytic Converters, 1996 Century Catalytic Converters, 1996 LeSabre Catalytic Converters, 1996 Skylark Catalytic Converters, and 1996 Riviera Catalytic Converters.

What are the top-rated Catalytic Converters that fit the 1996 Buick Roadmaster?

Based on 23 reviews by customers, our 1996 Buick Roadmaster Catalytic Converters have an average customer rating of 3.9 stars. These are the highest-rated categories of Catalytic Converters for the 1996 Buick Roadmaster and their top-rated products:

What types of Catalytic Converters do you sell for my 1996 Buick Roadmaster?

As of 8/2/26, these are some of the most in-demand types of Catalytic Converters for a 1996 Buick Roadmaster:

Can I get help with 1996 Buick Roadmaster Catalytic Converter orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Buick Catalytic Converters and more.

What is your return policy for Buick Roadmaster Catalytic Converters?

Advance Auto Parts keeps returns simple. For new Buick Roadmaster Catalytic Converters and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.