2018 Chevrolet Silverado 3500 HD Catalytic Converters

Enhance and Protect Your 2018 Chevrolet Silverado 3500 HD with Quality Catalytic Converters

Maintaining the performance of your 2018 Chevrolet Silverado 3500 HD starts with choosing the right parts, and a high-quality Catalytic Converter helps ensure a reliable and efficient vehicle. At Advance Auto Parts, we offer Catalytic Converters specifically for the 2018 Chevrolet Silverado 3500 HD, ensuring a perfect fit and lasting durability. Choosing to shop with Advance Auto Parts means you’re making a smart decision to prioritize both quality and reliability for your vehicle.

Affordable and Reliable Catalytic Converters for Every Budget

Finding a Catalytic Converter that combines quality with affordability is easy at Advance Auto Parts. With prices starting as low as $927.99 and an average price of $1,218.99, you can choose one that fits your budget while delivering the quality you expect. Our Catalytic Converters are competitively priced, ranging from $927.99 to $1,509.99, so you get value without compromising on strength or reliability.

Trusted Brands and Top-Rated Options

With 2 Catalytic Converters from 1 trusted brands in stock, Advance Auto Parts has you covered. Popular options include OEM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter and OEM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter, starting at $927.99. Our selection includes highly regarded brands such as Magnaflow, and more, offering you top-notch reliability. For example, we have 2 Magnaflow Catalytic Converters starting at $927.99 with an average rating of 4 stars.

Catalytic Converters for Your 2018 Chevrolet Silverado 3500 HD

MagnaFlow – OEM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter (Part No.51812)

OEM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter

from

$1509.99
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 51812. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this spun body 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 spun body 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. Designed to fit the 2011-2019 Chevrolet Silverado 2500 HD, 2011-2019 GMC Sierra 2500 HD, and more, this direct-fit catalytic converter also interchanges with OE part 23424746. Hardware is included to eliminate the hassle of working with corroded factory parts. 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 California or Federal/EPA Emission systems.

Product Features:
  • Expertly crafted to replicate OEM-like flow dynamics, maintaining factory performance and fuel efficiency.
  • Simplifies installation with essential gaskets and hardware being included in the box.
  • Your trusted source for EPA-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last.
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MagnaFlow – OEM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter (Part No.21-252)

OEM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter

from

$927.99
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 21-252. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this spun body 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 spun body 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. This direct-fit catalytic converter is designed to fit the 2011-2019 Chevrolet Silverado 2500 HD, 2011-2019 GMC Sierra 2500 HD, and additional vehicles. Hardware is included to eliminate the hassle of working with corroded factory parts. 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 California or Federal/EPA Emission systems.

Product Features:
  • Expertly crafted to replicate OEM-like flow dynamics, maintaining factory performance and fuel efficiency.
  • Simplifies installation with essential gaskets and hardware being included in the box.
  • Your trusted source for EPA-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last.
See More

FAQs for 2018 Chevrolet Silverado 3500 HD Catalytic Converters

Which Catalytic Converters are the top sellers for the 2018 Chevrolet Silverado 3500 HD?

Out of 2 Catalytic Converters that fit 2018 Chevrolet Silverado 3500 HDs, the following parts are the top sellers:
OEM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter
from $1509.99
This product is not rated
OEM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter
Catalytic Converters
OEM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter
from $927.99
This product is not rated
OEM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter
Catalytic Converters

How can I make sure that a part will be compatible with my 2018 Chevrolet Silverado 3500 HD?

Our Chevrolet Silverado 3500 HD aftermarket and OEM parts are designed specifically for the 2018 model. You can always find your specific fitment and compatibility for your 2018 Chevrolet on an individual product page.

What is the price range for 2018 Chevrolet Silverado 3500 HD Catalytic Converters?

The range of prices of Catalytic Converters for the 2018 Chevrolet Silverado 3500 HD goes from $927.99 up to $1,509.99 for the most premium parts.

What is the average price of a 2018 Chevrolet Silverado 3500 HD Catalytic Converter?

2018 Chevrolet Silverado 3500 HD Catalytic Converters average $1,218.99 for our selection of OEM and aftermarket parts. Keep in mind the variety of brands we offer, such as Magnaflow, and more, so you are likely to find a wide range of prices across a variety of brands and products.

Does Advance Auto Parts sell Catalytic Converters for other Chevrolet Silverado 3500 HD model years?

Yes, we currently stock Catalytic Converters for 12 model years of Chevrolet Silverado 3500 HDs, from 2007 to 2019. Model years 2019, 2017, 2016, 2015, 2014, 2013, 2012, 2011, and 2010 are the most popular for Catalytic Converter purchases.

Can I get help with 2018 Chevrolet Silverado 3500 HD Catalytic Converter orders?

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

What is your return policy for Chevrolet Silverado 3500 HD Catalytic Converters?

Advance Auto Parts keeps returns simple. For new Chevrolet Silverado 3500 HD Catalytic Converters and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.