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Auto | Under the Hood | Exhaust & Emissions

This section can help you keep your exhaust system working properly. Learn how mufflers, catalytic converters and oxygen sensors work.

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Top 7 Ways to Reduce Your Driving Emissions without Reducing Quality of Life

Here are seven easy ways to reduce your emissions without affecting the quality of your daily commute. Learn more about the top 7 ways to reduce your driving emissions without reducing quality of life.


How does the oxygen sensor in a car work?

How does the oxygen sensor in a car work?

How does the oxygen sensor in a car work? See more »

What is a catalytic converter and how does it work?

What is a catalytic converter and how does it work? See more »