I know nothing about engines and found this article a good introduction about how computer controls help reduce emissions. https://www.pitchcare.com/news-media

I know nothing about engines and found this article a good introduction about how computer controls help reduce emissions. https://www.pitchcare.com/news-media/diesel-engine-emissions-all-you-need-to-know.html https://www.pitchcare.com/news-media/diesel-engine-emissions...