Most vehicles need catalytic converters not only so they perform at their best, but also because it's the law. Here's how they work and why they are required.

When it comes to emission regulation standards, replacement catalytic converters are EPA- or CARB-compliant. The states of California and Colorado have the strictest emission standards in the ...

California has long taken the lead in vehicle anti-pollution efforts. The state began requiring catalytic converters on light-duty vehicles as far back as the mid-1970s, and more recently set a ...

The state accounts for about 12% of all vehicle sales. Emissions control methods first used in California, such as catalytic converters and regulations on oxides of nitrogen, have become ...

But that hasn’t stopped states like California from enacting ... EVs do not have catalytic converters since there are no toxic emissions that need to be filtered. Therefore, making the switch ...

SACRAMENTO, California (KOLO ... dismantler to include individuals in possession of nine or more catalytic converters. Additionally, the law creates penalties for individuals illegally acting ...

The California Air Resources Board requires CARB-compliant catalytic converters, which use an enhanced process to meet the stricter standards for curbing harmful emissions. California and Colorado ...