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  2. What is a catalytic converter and why do people keep ... - AOL

    www.aol.com/catalytic-converter-why-people-keep...

    Used catalytic converters can sell for anywhere from $25 to $1,000, depending on the metals content, which varies by a vehicles make and model, according to Scott Vollero and Christopher Gaines ...

  3. Vehicle emissions control - Wikipedia

    en.wikipedia.org/wiki/Vehicle_emissions_control

    The catalytic converter is a device placed in the exhaust pipe, which converts hydrocarbons, carbon monoxide, and NO x into less harmful gases by using a combination of platinum, palladium and rhodium as catalysts. [16] There are two types of catalytic converter, a two-way and a three-way converter.

  4. United States vehicle emission standards - Wikipedia

    en.wikipedia.org/wiki/United_States_vehicle...

    OBDII + catalytic converter tamper check + fuel cap leak test for 1996 or later vehicles. Tailpipe/tampering testing for 1995 and older vehicles. Any diesel vehicle with a model year of 1975 and newer and a GVWR of 10,500 lbs or less. Annual testing. OBDII + catalytic converter tamper check + fuel cap leak test for 2002 or later vehicles.

  5. Catalytic converter - Wikipedia

    en.wikipedia.org/wiki/Catalytic_converter

    A three-way catalytic converter on a gasoline-powered 1996 Dodge Ram Simulation of flow inside a catalytic converter. A catalytic converter is an exhaust emission control device which converts toxic gases and pollutants in exhaust gas from an internal combustion engine into less-toxic pollutants by catalyzing a redox reaction.

  6. Do Hybrids Have Catalytic Converters? - AOL

    www.aol.com/hybrids-catalytic-converters...

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  7. Diesel exhaust - Wikipedia

    en.wikipedia.org/wiki/Diesel_exhaust

    [not verified in body] While total nitrogen oxides from petrol cars have decreased by around 96% through the adoption of exhaust catalytic converters as of 2012, diesel cars still produce nitrogen oxides at a similar level to those bought 15 years earlier under real-world tests; hence, diesel cars emit around 20 times more nitrogen oxides than ...

  8. Catalytic converters are still getting stolen. Here's what ...

    www.aol.com/news/catalytic-converters-still...

    Catalytic converter thefts are on the rise nationally. Here's why and what someone can do to mitigate their risk. Skip to main content. 24/7 help. For premium support please call: 800-290-4726 ...

  9. Emission standard - Wikipedia

    en.wikipedia.org/wiki/Emission_standard

    The ECE 15/05 norms (also known as the Luxemburg accord, strict enough to essentially require catalytic converters) began taking effect gradually: the initial step applied to cars of over 2000 cc in two stages, in October 1988 and October 1989. [2] There followed cars between 1.4 and 2.0 liters, in October 1991 and then October 1993.