One problem related to manifold/header/muffler/tail pipe has been reported for the 2005 Dodge Ram 2500. The most recently reported issues are listed below.
The contact owns a 2005 Dodge Ram 2500. The contact stated that while driving 30 mph, he started to hear a ticking noise coming from the motor. The vehicle was taken to the dealer who diagnosed that the exhaust manifold overheated and twisted, causing the bolts to fracture. As a result both manifolds needed to be replaced. The manufacturer was made aware of the failure who did not offer any assistance. The vehicle was not repaired. The failure and the current mileage was 79,000.