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Glam Journal

What Gen is a 2003 Dodge Ram 2500?

Author

Andrew Henderson

Updated on March 17, 2026

What Gen is a 2003 Dodge Ram 2500?

3rd generation
The 2003 Dodge Ram was the 3rd generation of the 2500/3500 models. Changes to the truck included smoother body lines, a larger grille, increased towing capacity and improvements to passenger comfort. The most significant change was the introduction of an inline six cylinder, 5.9L Cummins engine.

Is it hard to install a boost gauge?

Aftermarket boost gauges are an important part of increased performance for turbo charged vehicles because factory gauges are connected to a vehicle’s computer rather than the actual boost pressure being built inside the intake manifold. A boost gauge is easy to install and takes only an hour to complete.

Are GlowShift gauges good?

Top critical review I’ve had other GlowShift gauges in the past and they work pretty well. Got this one along with an oil temp guage for my STI after I rebuilt the motor and when I hooked everything up Oil temp work perfectly but oil pressure didn’t register. GlowShift customer service has been great though.

Is 5.9 or 6.7 Cummins better?

The 5.9 Cummins offers a fixed geometry turbo, which differs from the 6.7 Cummins variable geometry. To sum up, the more simplistic 5.9 fixed geometry turbo means that while it tends to be more reliable, the more advanced 6.7 variable geometry turbo gives better performance.

What is the best year for the 5.9 Cummins?

1994-1998 2500 & 3500 As far as performance potential goes, it doesn’t get any better than the mechanical P7100 equipped versions of the 12-valve 5.9L Cummins. They’re simple, rock-solid reliable, and can easily tick off a half a million miles if properly maintained.

Is a boost gauge necessary?

Q: Do I need a boost gauge? If you use a turbo or a supercharger to increase the speed of your vehicle, a boost gauge is one gadget you should have. It enhances your engine performance while keeping it safe from any damage caused by high pressure.

How hard is it to install boost gauge?

Is glow shift good?

It works, it fit, and it’s fairly accurate. It was within 5 psi of the my shops gauges after I had them verify its reading good as I’m regularly over 90 psi on the meter. I just want to know that I have pressure at all after a few turbo failures so it is doing as asked.