ATS Diesel billet transmission internal upgrade kit for 1996–2007 5.9L Cummins with 47RE/48RE transmissions, intended to strengthen internal components for higher-torque diesel applications. The kit supplies precision-machined billet pieces to replace wear-prone stock internals, offering a robust option for rebuilds or upgrades where improved internal durability is required without altering external drivetrain layout.
ATS Diesel 96-07 5.9L Cummins 47Re 48Re Billet Transmission Internal Upgrade Kit