Fleece Performance Replacement Thermostat Housing with Auxiliary Port — 5.9L/6.7L Cummins

Stop coolant routing headaches before they start. The Fleece Performance replacement thermostat housing is a direct-fit, drop-in solution for 1998.5–2007 RAM 5.9L Cummins and 2013–2018 RAM 6.7L Cummins engines. Built with an auxiliary port threaded to accept a -10AN (7/8"-14) fitting, this housing gives you the flexibility to customize your coolant routing exactly how you want it — and includes port plug FPE-SP-7814 to keep things sealed when not in use.

*Protected under US Patent D1037317

Features

• Direct OEM replacement — no modifications required
• Auxiliary port threaded for -10AN (7/8"-14) fitting
• Includes port plug FPE-SP-7814
• Replaces Cummins part numbers 5283433 and 3943297

Application Notes

• Direct replacement for the thermostat elbow included in Fleece coolant bypass kits: FPE-CLNTBYPS-CUMM-0712 and FPE-CLNTBYPS-CUMM-1318
• Replaces OEM Cummins part numbers: 5283433 and 3943297

Vehicle Fitment

• 1998.5 Dodge Ram 2500/3500 — 5.9L VP 24V Cummins
• 1999 Dodge Ram 2500/3500 — 5.9L VP 24V Cummins
• 2000 Dodge Ram 2500/3500 — 5.9L VP 24V Cummins
• 2001 Dodge Ram 2500/3500 — 5.9L VP 24V Cummins
• 2002 Dodge Ram 2500/3500 — 5.9L VP 24V Cummins
• 2003 Dodge Ram 2500/3500 — 5.9L 24V Cummins
• 2004 Dodge Ram 2500/3500 — 5.9L 24V Cummins
• 2005 Dodge Ram 2500/3500 — 5.9L 24V Cummins
• 2006 Dodge Ram 2500/3500 — 5.9L 24V Cummins
• 2007 Dodge Ram 2500/3500 — 5.9L 24V Cummins
• 2013 Ram 2500/3500 — 6.7L 24V Cummins
• 2014 Ram 2500/3500 — 6.7L 24V Cummins
• 2015 Ram 2500/3500 — 6.7L 24V Cummins
• 2016 Ram 2500/3500 — 6.7L 24V Cummins
• 2017 Ram 2500/3500 — 6.7L 24V Cummins
• 2018 Ram 2500/3500 — 6.7L 24V Cummins