how can i get more horse power from my 2008 volvo

This morning (July 29, 2012) I got stopped for a roadside inspection. It was educational for both of us. I learned that when they are looking for a quickie inspection they target mega carriers. Our trucks are usually well cared for and compliant so they aren't worried about violations. We run e-logs so he's not worried about false logs. We're just easy targets for a quick inspection on the books. Nice.
At least I get good marks on my CSA.

So I tell him that while I gave his ...