There have been reports that 2007 engines and exhaust systems will add
a lot to the purchase price of a new truck. But for the first time, Forbes has come up with some specifics.
According to the recent report, Volvo will charge $7,500 more for the
new equipment. Freightliner will increase its cost by $7,000 to $10,000, and
Peterbilts will go up by $6,000 to $9,000.