Tag: pickup trucks

Pickup exhaust pipe, emissions

EPA Study Reveals Tampering with Diesel Emissions Systems

The EPA’s Air Enforcement Division (AED) released a study revealing that as many as 500,000 diesel pickup trucks have had emissions controls removed within the last decade. Tampering with these emissions control devices is estimated to produce “more than 570,000 tons of excess oxides of nitrogen (NOx) and 5,000 tons of particulate matter (PM)” in […]