Combine the exhaust manifold and catalytic converter into one CARB-compliant assembly with the Walker Exhaust CalCat Exhaust Manifold with Integrated Catalytic Converter (MPN 83682). It's a direct-fit replacement for the 2005-2009 Toyota 4Runner, 2007-2009 Toyota FJ Cruiser, 2005-2011 Toyota Tacoma, and 2005-2006 Toyota Tundra — see the Buyer's Guide tab for the full engine-level fitment.
Backed by Walker's 50,000-mile/80,000-kilometer coverage for emissions and structural integrity; visit walkerexhaust.com for details.
This part cross-references / interchanges with the following part numbers:
What does this part do?
It's a combined exhaust manifold and catalytic converter. The manifold collects exhaust from the cylinder head, and the integrated converter treats the gases for emissions compliance.
Will it fit my vehicle?
It's a direct-fit replacement for the 2005-2009 Toyota 4Runner, 2007-2009 Toyota FJ Cruiser, 2005-2011 Toyota Tacoma, and 2005-2006 Toyota Tundra. Check the Buyer's Guide tab to confirm your engine.
Is this converter legal in California?
Yes. It's CARB-compliant and 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 regulations.
How does it attach?
The OE-style assembly bolts directly to the engine cylinder head and matches the factory downstream connections, so it bolts off and on in the original location.
Is there a warranty?
Yes. Walker backs it with 50,000-mile/80,000-kilometer coverage for emissions and structural integrity. Visit walkerexhaust.com for full details.
WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
