The CSF 20005 Replacement Transmission Oil Cooler is a direct fit replacement for your 1995-2002 Dodge 5.9L Cummins Ram 2500/3500 pickup. CSF Transmission Oil coolers are manufactured to stringent specifications to ensure a factory-fit and perfect function. Each unit is designed as a bolt-on replacement. Replacing your old transmission oil cooler is always recommended when installing a new transmission. Features: Direct-Fit Replacement Cross Reference#: 52028574AG, CH4050108 Application Notes: For use on Doge Ram 2500/3500 Pickups.