Fluid · Engine Oil
Engine Oil
for 2008 Ram 3500 6.7L I6 Cummins · 4WD
Fluid Type
15W-40 diesel engine oil
Spec: API CJ-4
Capacity
12qt
11.35 L
Drain & Refill
12 qt
11.35 L
Change Interval
5,000 mi
8,045 km
Notes
Capacity with filter. Can use 5W-40 synthetic in cold climates. 2007.5-2008 6.7L introduced oil change indicator system
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Other fluid systems on this vehicle
A/C Refrigerant
A/C Refrigerant
Brake Fluid
1.5 qt
Brake Fluid
1.5 qt
Coolant
30 qt
Coolant
30 qt
Front Differential
3.5 qt
Power Steering
1.5 qt
Power Steering
1.5 qt
Rear Differential
5.5 qt
Rear Differential
5.5 qt
Transfer Case
2.5 qt
Automatic Transmission
15 qt
Automatic Transmission
15 qt
Manual Transmission
4.75 qt
Manual Transmission
4.75 qt
Washer Fluid
4.5 qt
Washer Fluid
4.5 qt