Diesel engine -carbon trumpet

Google for ["Carbon Trumpet" (diesel engine)]

You will have to be a member of one of the organizations or pay for the .pdf file(s)

might be exhaust tuning?

http://www.google.ca/search?hl=en&q=engine+%2Btrumpet+%2Bperformance&btnG=Search&meta= http://www.halfbakery.com/idea/Internal-Combustion_20Trumpet

You can try www.dieselnet.com this web site is for diesel emissions on line

regards

murali

you could try "dieseltruckresource.com" someone there might know