To learn more about the best catalytic converter cleaners, refer to our table of contents. Table of contents 1. Editor's Pick: DuraLube Severe Catalytic and Exhaust Treatment; 2: Most Heavy-Duty ...

Hi-Gear EZ Emissions Pass & Catalytic Converter Cleaner is the final product we'll cover. Yet another one-tank smog test pass, it costs 13.99 pounds sterling per bottle.

Overtime, catalytic converters can build with debris and corrosion, but before replacing it, here are two cleaning methods you can try at home.

A catalytic converter is a crucial part of any internal combustion engine vehicle. Edmunds walks you through how to clean and maintain yours.

To clean a catalytic converter, you can either add a cleaner to your gas tank that’ll work its way through the exhaust system or perform a more comprehensive wash that requires the removal of ...

To clean a catalytic converter, you can either add a cleaner to your gas tank that’ll work its way through the exhaust system or perform a more comprehensive wash that requires the removal of ...

To clean a catalytic converter, you can either add a cleaner to your gas tank that’ll work its way through the exhaust system or perform a more comprehensive wash that requires the removal of ...

A catalytic converter is a crucial part of any internal combustion engine vehicle. Edmunds walks you through how to clean and maintain yours. Skip to main content. Sign in. Mail. 24/7 Help. For ...

Using a catalytic converter cleaner will likely improve your vehicle's performance, but it's not guaranteed. But even if the catalytic converter is too far down the road, $20 – $30 to find out ...