For the most part, the third-generation diesel engine used in 2004.5 to 2007 Ram pickups was reliable. For the 2004.5 version of the 5.9-liter diesel engine, Cummins introduced the fixed geometry Holset HE351CW turbocharger. With an electronically controlled wastegate, the new variation of the 5.9 had better emissions and power output over its predecessor. Even with a long service life however, you may find the need for a Dodge Cummins turbo rebuild kit to increase power or extend its lifetime. +Read more
If you start hearing a whining noise upon acceleration, the turbocharger’s bearings within the hub assembly could be failing due to wear. The 5.9’s compressor fan can also begin to move slowly or cease spinning, which requires either a full turbocharger replacement or a Cummins turbo rebuild kit.
ProSource Diesel offers everything you need to improve your Ram’s performance, including a 5.9 Cummins turbo rebuild kit, compressor wheels, and downpipes.