As good as the 5.9-liter Cummins engine is, it could do with the nicer variable geometry turbo from the newer 6.7-liter. Is ...

Your Cummins's exhaust manifold plays a significant role in ensuring your vehicle is running at its best. Here's what will ...

and to push the I-6 engine as close to 500 hp as we can with its Cummins-based fuel supply (VP44 injection pump). Our “stock” setup features a BD Diesel Performance exhaust manifold ...

The pump was upgraded with a set of 4,000-rpm governor springs, a BD Diesel Performance ... so a flipped and cut Cummins 6BT exhaust manifold was used to help fit in the boosted engine between ...