SWAG Performance offers a large selection of OEM and aftermarket parts for your 2003–2004 5.9L Cummins engines, including high-pressure fuel system upgrades, electronic tuners, and direct-fit 5.9L turbochargers. Featuring early common rail-specific components, this lineup supports transmission tuning for 47RE and 48RE platforms, plus bolt-on airflow upgrades ideal for towing or track applications.
2003-2007 DODGE 5.9L CUMMINS  Give yourself control of the transmission in your 2003-2007 Dodge 5.9L Cummins with the BD-Power 1031382 48RE TapShifter. BD's 48RE TapShifter allows you to access all...