10/23/2026
Stainless steel in the coolant circuit.
PPE’s Pump-to-Oil-Cooler Coolant Tube uses corrosion-resistant 304 stainless steel and a heavy-duty fl**ge. The polished version shown connects the water pump to the factory oil cooler/filter housing.
For 2001–2026 GM 6.6L Duramax applications using the factory oil cooler/filter housing. Check fitment and details at ppepower.com.