Walker Exhaust Catalytic Converter-Universal P/N:83101

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$394.99
MPN: 83101
Item Package Quantity: 1
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Walker Exhaust Catalytic Converter-Universal P/N:83101
Walker Exhaust Catalytic Converter-Universal P/N:83101
$394.99

Replace a clogged or failed catalytic converter with the Walker Exhaust CalCat Universal Catalytic Converter 83101, a front converter that fits the 2005-2009 Toyota Corolla, 2005-2009 Toyota Matrix, 2005-2009 Pontiac Vibe, and 2008-2009 Chevrolet HHR. It features a 2.25" inlet (ID) and 2.25" outlet (ID), and its customizable universal design lets a shop tailor the fit to your application. See the Buyer's Guide tab for the full engine-level fitment.

  • CARB-certified: Designed, tested, and validated for assured CARB compliance; legal for sale in California, Colorado, New York, and other states requiring CARB-compliant replacement converters when used on an approved application. Consult your state's aftermarket converter regulations.
  • OE-style catalyst coating: A precise OE-style coating process deposits catalyst material onto the substrate for consistent performance and assured emissions compliance.
  • Durable construction: Stainless-steel body with aluminized pipe and heat shields.
  • Flexible universal fit: Expandable bushings ease fitment; installation may require specialized fabrication and/or welding.

Backed by a Walker limited warranty good for 50,000 miles / 80,000 kilometers against structural failure and emissions non-compliance. If a failed catalytic converter is the cause of your emissions failure, this replaces it.

Frequently Asked Questions

What vehicles does the Walker 83101 fit?

It is cataloged for the 2005-2009 Toyota Corolla, 2005-2009 Toyota Matrix, 2005-2009 Pontiac Vibe, and 2008-2009 Chevrolet HHR. Check the Buyer's Guide tab to confirm the engine for your vehicle.

Is this converter legal in California?

Yes, it is CARB-certified and legal for sale in California, Colorado, New York, and other CARB states when installed on an approved application. Consult your state's converter regulations.

Does installing this converter require welding?

It can. This is a customizable universal converter with expandable bushings for easier fitment, but installation may require specialized fabrication and/or welding.

What are the inlet and outlet sizes?

The converter has a 2.25" inlet (ID) and a 2.25" outlet (ID).

What is this converter made of?

It has a stainless-steel body with aluminized pipe and heat shields, and uses an OE-style coating process to place catalyst material onto the substrate.