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A catalytic converter, often referred to as a "cat," is an essential component of your engine's exhaust system. This device uses catalysts to transform harmful chemicals in the exhaust gases.
<h2>What are the signs of a bad catalytic converter?</h2>
<ul>
<li>Check engine light The dashboard warning light may illuminate, indicating potential issues.</li>
<li>Decreased engine performance Noticeable loss of power, acceleration, or overall engine performance.</li>
<li>Poor fuel economy A significant drop in fuel efficiency can occur as the converter fails.</li>
<li>Excessive exhaust emissions Increased emissions, including a strong sulfur or rotten egg smell.</li>
<li>Rattling noises Unusual rattling sounds from the exhaust system, indicating internal damage.</li>
<li>Overheating The engine may run hotter than normal due to restricted exhaust flow.</li>
<li>Failed emissions test Inability to pass emissions testing due to high pollution levels.</li>
</ul>
<h2>Shop for aftermarket catalytic converters on A-Premium.com</h2>
Premium.com offers a wide range of aftermarket catalytic converters for your vehicle. Refine your search by selecting from various dimensions, inlet types, and tube materials. A-Premium team is dedicated to helping you find a compatible catalytic converter for your car. Every item in our catalog is carefully selected by our team of experts, ensuring they undergo rigorous quality checks to endure the demanding conditions of your exhaust system. Shop now to find the best deal on your new catalytic converter!

Catalytic Converter

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EPA Compliant

2003-2009 Toyota 4Runner 2pc Catalytic Converter Driver & Passenger Fit Federal Emissions A-Premium APCCT156

2003-2009 Toyota 4Runner 1pc Catalytic Converter Left Driver Side Fit Federal Emissions A-Premium APCCT157

2003-2012 Toyota 4Runner 1pc Catalytic Converter Rear Right Passenger Side Fit Federal Emissions A-Premium APCCT500

2003-2004 Toyota 4Runner 2pc Catalytic Converter Driver & Passenger Fit Federal Emissions A-Premium APCCT141

2005-2009 Toyota 4Runner 1pc Catalytic Converter Right Passenger Side Fit Federal Emissions A-Premium APCCT475

2005-2009 Toyota 4Runner 1pc Catalytic Converter Left Driver Side Fit Federal Emissions A-Premium APCCT014

2003-2004 Toyota 4Runner 1pc Catalytic Converter Right Passenger Side Fit Federal Emissions A-Premium APCCT143

2003-2009 Toyota 4Runner 1pc Catalytic Converter Right Passenger Side Fit Federal Emissions A-Premium APCCT155

2003-2004 Toyota 4Runner 1pc Catalytic Converter Left Driver Side Fit Federal Emissions A-Premium APCCT142

Find reliable Catalytic Converter designed to fit your Toyota 4Runner. Engineered for performance and compatibility. Fast shipping and professional service from A-Premium.

Buy Toyota 4Runner Catalytic Converter | A-Premium