# How Long Do Catalytic Converters Typically Last, And Can You Extend Their Lifespan?

> Introduced in 1974 by General Motors, catalytic converters were a byproduct of the 1970 Clean Air Act, which aimed at improving air quality in the U. S. by curbing smog emissions that were choking U.

- **Source:** [SlashGear](https://www.slashgear.com/1966029/how-long-catalytic-converters-last-lifespan-tips/?utm_source=gearopen.com&utm_medium=referral&utm_campaign=feed&utm_content=68c8b2773801c471560ae5d9)
- **Published:** 2025-09-16
- **Category:** Cars
- **Tags:** #catalytic #converters #extend #last #lifespan #long #typically #aimed
- **Canonical:** http://localhost:4321/a/68c8b2773801c471560ae5d9

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_GearOpen's distilled summary. The full original article is published at SlashGear (source link above); GearOpen does not republish the source's full text._