Emissions Analytics study shows GPFs make a big difference
Green Car Congress
MAY 5, 2022
A recent study by leading UK-based independent emissions testing company Emissions Analytics tested four apparently similar pairs of gasoline-fueled vehicles between the US (without gasoline particulate filters (GPFs)) and Europe (with GPFs). Toyota RAV4 Hybrid (MY 2019 US and UK). Toyota RAV4 Hybrid (MY 2019 US and UK).
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