This is some pretty simple math, but let me walk you through it.Let’s say that you buy a truck for $140,000. If you got a 10 percent savings on that, you’d keep $14,000.OOIDA and a number of other groups have proposed to provide a 10 percent credit on the purchase of new trucks meeting 2010 engine standards for anyone – individuals.Right now, this is just a proposal, so the details aren’t nailed