04-05 Dodge Ram 4.7L These instructions cover the following systems: S5100304, S5100AL Removal of stock system: 1. Apply a penetrating lubricant liberally to all exhaust fasteners, hangers and rubber insulators. 2. Remove the clamp located behind the muffler. Remove the tail pipe hanger from the rubber insulator and separate the tail pipe from the muffler at the slip joint. Remove the tail pipe from the vehicle. 3. Remove the clamp in front of the muffler and separate the muffler at the slip joint. 4.