but it’s a considerable restriction with 200 extra ponies in the mix. Upgrading to a 3-inch diameter downpipe, along with a 4 or 5-inch downpipe-back exhaust system, opens up exhaust flow significantly. Less restriction on the exhaust...
mounting tab. In doing so I also had to trim an inch off of the bottom section of the pipe. Now to finish the rest of the exhaust . The Jones Turbine is just what the exhaust needed. Jones Turbine Mufflerlink The exhaust is almost done. One more little section to cut, fit, and ta...
The engine incorporates an exhaust brake to help slow the truck without as much reliance on the service brakes. Duramax might comes at a commensurately stout price. The turbodiesel V8 and 10-speed autobox added $9890 to the Silverado LTZ test truck that topped out at $74,845. (Way back...