The Cummins Mustang is already crazy, but today we see if it can take every pound of boost the turbo can throw at it. From cold starts to full-throttle pulls, the engine gets pushed harder than ever.

Keep scrolling to see more pictures of the Ram 2500 Limited.

Most people put bolt-ons on their Mustang. I decided to drop a 1,300-pound Cummins into mine and then add $10,000 worth of ...