The average U.S. diesel exhaust fluid pump price fell by 1 cent to $2.74 per gallon between February and March 2012. This continued a marginal downward trend, which has seen the price drop 2 cents since December 2011.
The average U.S. diesel exhaust fluid pump price fell by 1 cent to $2.74 per gallon between February and March 2012. This continued a marginal downward trend, which has seen the price drop 2 cents since December 2011.