2000 Saturn LS1 Catalytic Converters

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Keep Your 2000 Saturn LS1 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 2000 Saturn LS1 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.

Competitive Prices and Extensive Inventory

The average price for a 2000 Saturn LS1 Catalytic Converter at Advance Auto Parts is around $706.49, with a range that starts at $629.99 and goes up to $782.99. With 2 options in stock from 2 trusted brands, finding the right fit is easy. Popular picks like CalCat CARB Universal Catalytic Converter 2" Inlet (ID) 2" Outlet (ID) and California Grade Carb Compliant Universal Catalytic Converter start at just $629.99 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 Manifold and Headers and Exhaust Mufflers. At Advance Auto Parts, we’re here to help you keep your 2000 Saturn LS1 in peak condition, inside and out.

Essential 2000 Saturn LS1 Catalytic Converters

Walker – CalCat CARB Universal Catalytic Converter 2" Inlet (ID) 2" Outlet (ID) (Part No.82603)

CalCat CARB Universal Catalytic Converter 2" Inlet (ID) 2" Outlet (ID)

from

$629.99
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.

Product Features:
  • CARB COMPLIANT — For use on OBDII vehicles, 1996 and newer and non-OBD 1995 and older. Legal for sale in CA,┬áCO,┬áNY and other states┬árequiring┬áCARB-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
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MagnaFlow – California Grade Carb Compliant Universal Catalytic Converter (Part No.448304)

California Grade Carb Compliant Universal Catalytic Converter

from

$782.99
Keep the check engine light off with MagnaFlow California Grade CARB Compliant Universal Catalytic Converter 448304. 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.

Product Features:
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Most Popular Catalytic Converters for 2000 Saturn LS1s

Enhance your 2000 Saturn LS1 with one of the 2 Catalytic Converters we have in stock, starting at just $629.99.

Walker – CalCat CARB Universal Catalytic Converter 2" Inlet (ID) 2" Outlet (ID) (Part No.82603)

CalCat CARB Universal Catalytic Converter 2" Inlet (ID) 2" Outlet (ID)

from

$629.99
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.

Product Features:
  • CARB COMPLIANT — For use on OBDII vehicles, 1996 and newer and non-OBD 1995 and older. Legal for sale in CA,┬áCO,┬áNY and other states┬árequiring┬áCARB-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
See More

MagnaFlow – California Grade Carb Compliant Universal Catalytic Converter (Part No.448304)

California Grade Carb Compliant Universal Catalytic Converter

from

$782.99
Keep the check engine light off with MagnaFlow California Grade CARB Compliant Universal Catalytic Converter 448304. 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.

Product Features:
See More

FAQs for 2000 Saturn LS1 Catalytic Converters

What are the best-selling Catalytic Converters for 2000 Saturn LS1s?

Out of 2 Catalytic Converters that fit 2000 Saturn LS1s, the following parts are the top sellers:

What’s the price range for 2000 Saturn LS1 Catalytic Converters?

The prices of Catalytic Converters for the 2000 Saturn LS1 range from $629.99 up to $782.99 for the most premium parts.

What is the average price of a Catalytic Converter for a 2000 Saturn LS1?

The average price for Catalytic Converters for the 2000 Saturn LS1 is $706.49. 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 2000 Saturn LS1?

The cheapest 2000 Saturn LS1 Catalytic Converters we carry are:

Does Advance Auto Parts sell Catalytic Converters for any other 2000 Saturn models?

Yes. We stock Catalytic Converters for 6 other popular 2000 Saturn models. Some of the most popular are 2000 SC Series Catalytic Converters, 2000 SL Series Catalytic Converters, 2000 SW Series Catalytic Converters, 2000 LW1 Catalytic Converters, and 2000 LS Catalytic Converters.

What types of Catalytic Converters do you sell for my 2000 Saturn LS1?

We currently have just 1 Catalytic Converter in stock for a 2000 Saturn LS1, and as of 6/2/26, it is a Catalytic Converter.

Can I get help with 2000 Saturn LS1 Catalytic Converter orders?

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

What is your return policy for Saturn LS1 Catalytic Converters?

Advance Auto Parts keeps returns simple. For new Saturn LS1 Catalytic Converters and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.