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  2. Catalytic converter - Wikipedia

    en.wikipedia.org/wiki/Catalytic_converter

    Nevertheless, some vehicle owners remove or "gut" the catalytic converter on their vehicle. [30] [31] In such cases, the converter may be replaced by a welded-in section of ordinary pipe or a flanged "test pipe", ostensibly meant to check if the converter is clogged by comparing how the engine runs with and without the converter. This ...

  3. Exhaust system - Wikipedia

    en.wikipedia.org/wiki/Exhaust_system

    The Turbo-back (or turbo back) is part of the exhaust system from the outlet of a turbocharger to the final vent to open air. Turbo-back systems are generally produced as aftermarket performance systems for cars with turbochargers. Some turbo-back (and header-back) systems replace stock catalytic converters, while others have less flow restriction.

  4. Monolith (catalyst support) - Wikipedia

    en.wikipedia.org/wiki/Monolith_(catalyst_support)

    Monolithic catalyst supports are extruded structures that are the core of many catalytic converters, [1] most diesel particulate filters, and some catalytic reactors. Most catalytic converters are used for vehicle emissions control. Stationary catalytic converters can reduce air pollution from fossil fuel power stations.

  5. 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 ...

  6. LA retiree gets shocking surprise 3 years after car’s ... - AOL

    www.aol.com/finance/la-retiree-gets-shocking...

    Claudette Hill was one of many L.A. car owners who had their catalytic converters stolen during a rash of thefts in 2020. Right away, the retired seamstress got the auto part replaced.

  7. Catalytic converter theft: Removing auto exhaust device takes ...

    www.aol.com/news/catalytic-converter-theft...

    When Ken Shay, a longtime Chicago resident, went out to start his 2013 Lexus RX 350 SUV parked near his Lincoln Park apartment on a recent weekday morning, he was in for a rude awakening. His ...

  8. Secondary air injection - Wikipedia

    en.wikipedia.org/wiki/Secondary_air_injection

    When the catalytic converter is cold, air injected at the upstream point burns with the deliberately rich exhaust so as to bring the catalyst up to operating temperature quickly. Once the catalyst is warm, air is injected to the downstream location — the catalytic converter itself — to assist with catalysis of unburned hydrocarbons .

  9. Dude, where’s my catalytic converter? Probably back in the ...

    www.aol.com/dude-where-catalytic-converter...

    To lose your catalytic converter these days is to be a temporary supplier to a large, well-financed underground enterprise. Dude, where’s my catalytic converter? Probably back in the supply chain