1981 Triumph TR8 Catalytic Converters

Keep Your 1981 Triumph TR8 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 1981 Triumph TR8 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including 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.

Explore Related Parts

While you’re upgrading or replacing your Catalytic Converter, don’t forget to check out other key components like Exhaust Gaskets and Exhaust Tips. At Advance Auto Parts, we’re here to help you keep your 1981 Triumph TR8 in peak condition, inside and out.

Essential 1981 Triumph TR8 Catalytic Converters

Walker – CalCat CARB Universal Catalytic Converter (Part No.81311)

CalCat CARB Universal Catalytic Converter

from

$412.99
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.

Product Features:
  • 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 emissions and structural integrity warranty. Visit Walkerexhaust.com for details.
See More

MagnaFlow – Standard Grade Universal Catalytic Converter – 2.00" (Part No.53134)

Standard Grade Universal Catalytic Converter - 2.00"

from

$99.99
MagnaFlow Standard Grade Federal/EPA Compliant Universal Catalytic Converter 53134 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.

Product Features:
  • Your trusted source for EPA-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last
  • Expertly formulated catalyst blend maximizes efficiency, ensuring optimal emissions control to keep your check engine light off
  • High strength 16 gauge 409 stainless steel tubing for exceptional corrosion resistance and maximum service life
  • Compact, lightweight construction enables installation in confined areas, welding is required
  • Durable 308 stainless steel MIG welds
See More

Most Popular Catalytic Converters for 1981 Triumph TR8s

Enhance your 1981 Triumph TR8 with one of the 2 Catalytic Converters we have in stock, starting at just $99.99.

MagnaFlow – Standard Grade Universal Catalytic Converter – 2.00" (Part No.53134)

Standard Grade Universal Catalytic Converter - 2.00"

from

$99.99
MagnaFlow Standard Grade Federal/EPA Compliant Universal Catalytic Converter 53134 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.

Product Features:
  • Your trusted source for EPA-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last
  • Expertly formulated catalyst blend maximizes efficiency, ensuring optimal emissions control to keep your check engine light off
  • High strength 16 gauge 409 stainless steel tubing for exceptional corrosion resistance and maximum service life
  • Compact, lightweight construction enables installation in confined areas, welding is required
  • Durable 308 stainless steel MIG welds
See More

Walker – CalCat CARB Universal Catalytic Converter (Part No.81311)

CalCat CARB Universal Catalytic Converter

from

$412.99
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.

Product Features:
  • 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 emissions and structural integrity warranty. Visit Walkerexhaust.com for details.
See More

FAQs for 1981 Triumph TR8 Catalytic Converters

What are the best-selling Catalytic Converters for 1981 Triumph TR8s?

Out of 2 Catalytic Converters that fit 1981 Triumph TR8s, the following parts are the top sellers:

What’s the price range for 1981 Triumph TR8 Catalytic Converters?

The prices of Catalytic Converters for the 1981 Triumph TR8 range from $99.99 up to $412.99 for the most premium parts.

What is the average price of a Catalytic Converter for a 1981 Triumph TR8?

The average price for Catalytic Converters for the 1981 Triumph TR8 is $256.49. 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.

What are the cheapest Catalytic Converters for my 1981 Triumph TR8?

The cheapest 1981 Triumph TR8 Catalytic Converters we carry are:

What types of Catalytic Converters do you sell for my 1981 Triumph TR8?

We currently have just 1 Catalytic Converter in stock for a 1981 Triumph TR8, and as of 11/2/25, it is a Catalytic Converter.

Can I get help with 1981 Triumph TR8 Catalytic Converter orders?

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

What is your return policy for Triumph TR8 Catalytic Converters?

Advance Auto Parts keeps returns simple. For new Triumph TR8 Catalytic Converters and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.