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How many catalytic converters does a 2006 Honda Ridgeline have?

A 2006 Honda Ridgeline typically has two catalytic converters. Catalytic converters are an essential component of a vehicle's exhaust system, responsible for reducing harmful emissions and ensuring the vehicle meets environmental regulations.


Understanding Catalytic Converters in Vehicles


Catalytic converters are devices installed in the exhaust system of vehicles to convert harmful pollutants, such as carbon monoxide, hydrocarbons, and nitrogen oxides, into less toxic substances. They play a crucial role in reducing the environmental impact of vehicle emissions.


The number of catalytic converters in a vehicle can vary depending on the make, model, and year of the vehicle. Typically, larger vehicles, such as trucks and SUVs, have more than one catalytic converter to handle the increased exhaust flow and ensure effective emission control.


Catalytic Converters in the 2006 Honda Ridgeline


The 2006 Honda Ridgeline, a mid-size pickup truck, is equipped with two catalytic converters as part of its exhaust system. 1 This configuration is common for vehicles in this class, as it allows for more efficient and comprehensive emission reduction.



  • The first catalytic converter is located near the engine, close to the exhaust manifold.

  • The second catalytic converter is positioned further downstream in the exhaust system, typically under the vehicle's body.


The dual catalytic converter setup in the 2006 Honda Ridgeline helps to ensure that the vehicle meets or exceeds the emission standards set by regulatory bodies, such as the Environmental Protection Agency (EPA) and the California Air Resources Board (CARB).


Importance of Maintaining Catalytic Converters


Proper maintenance and care of the catalytic converters in a vehicle are crucial to ensure their continued effectiveness and longevity. Regular inspections, timely replacements, and addressing any issues with the exhaust system can help extend the life of the catalytic converters and maintain the vehicle's environmental performance.


By understanding the number and role of catalytic converters in a 2006 Honda Ridgeline, vehicle owners can better appreciate the importance of this critical component and take the necessary steps to ensure their vehicle's emissions remain within acceptable limits.

How do I know if my Honda has a bad catalytic converter?


6 Signs Your Honda Needs a New Catalytic Converter

  • Your Gas Mileage Is Dropping.
  • Your Engine's Losing Power.
  • Your Car Starts Misfiring.
  • Your Tailpipe Emits Black Smoke.
  • You Catch an Unpleasant Smell.
  • You Can Hear Your Cat Rattling.



How much does it cost to replace a catalytic converter on a 2006 Honda Ridgeline?


The average cost for a Honda Ridgeline Catalytic Converter Replacement is between $1,769 and $2,296 but can vary from car to car.



Where is the second catalytic converter located?


In cars with at least two converters, the first, or “pre-cat,” is almost always integrated into the exhaust manifold. This is the part of the system that attaches directly to the engine block. The second converter, or “main cat,” is usually located on the bottom of the vehicle, between the engine and tailpipe.



Where is the catalytic converter on a Honda Ridgeline?


2009-2021 Honda Ridgeline Catalytic Converter
Located close to radiator side of engine, BANK 2.



What year Hondas are catalytic converters stolen?


The top 5 vehicles targeted nationally for catalytic converter theft are : 1985-2021 Ford F-Series. 1989-2020 Honda Accord. 2007-17 Jeep Patriot.



How many catalytic converters are on a Honda Ridgeline?


3 Catalytic Converters
All 3 Catalytic Converters For 2017-2020 Honda Ridgeline 3.5L With Flex.



Which truck is most likely to have a catalytic converter stolen?


Here's a rundown of the vehicles that, from 2021 to 2022, had the most consistent losses reported from catalytic converter theft.

  • Ford F-Series trucks.
  • Honda Accord.
  • Toyota Prius.
  • Honda CR-V.
  • Ford Explorer.
  • Ford Econoline.
  • Chevrolet Equinox.
  • Chevrolet Silverado.



Which Honda is targeted for catalytic converter theft?


The vehicles most vulnerable to catalytic converter theft include the Ford F-series, Honda Accord, Toyota Prius, Honda CR-V, Ford Explorer, Ford Econoline/E-Series, Chevrolet Equinox, and Chevrolet Silverado.



Do I have 2 catalytic converters?


Most cars only have one catalytic converter.
But if a car has been modified to have a dual exhaust, it could have two catalytic converters. This setup is pretty common in V-type engines, but it's also possible to route the exhaust using one Y-shaped exhaust pipe.



What are the most common problems with a 2006 Honda Ridgeline?


Premature pad/rotor wear, pulsation or vibration, antilock system, parking brake, master cylinder, calipers, squeaking, brake failure, regenerative braking.


Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.