Welcome to our in-depth oil guide created for your 2018 Ram 2500. Whether you’re confirming your existing knowledge or don’t have the vehicle’s manual accessible, this guide aims to offer all the vital information for keeping your Ram 2500 in excellent condition.
5.7L V8 Engine: The 2018 Ram 2500 with a 5.7L V8 CNG, 5.7L V8 Gas engine can take up to 7 quarts of SAE 5W-20 Motor Oil, including its oil filter. The compatible OEM oil filter for this engine is the Mopar 4892339AA.
6.4L V8 Engine: The 2018 Ram 2500 equipped with a 6.4L V8 Gas engine can hold up to 7 quarts of SAE 0W-40 Motor Oil. The Mopar 4892339AA is suggested as the OEM oil filter.
Engine: The 2018 Ram 2500 featuring a 6.7L L6 Diesel engine has an oil capacity of 12 quarts. It uses SAE 5W-40 Motor Oil, and the Mopar 05083285AA is the recommended OEM oil filter.
| Engine Options | Oil Capacity (incl. filter) | Oil Type/Viscosity | OEM Oil Filter |
|---|---|---|---|
| 5.7L V8 | 7 quarts | SAE 5W-20 | Mopar 4892339AA | check compatibility |
| 6.4L V8 | 7 quarts | SAE 0W-40 | Mopar 4892339AA | check compatibility |
| 12 quarts | SAE 5W-40 | Mopar 05083285AA | check compatibility |
Engine Oil for 2018 Ram 2500
Oil Filters for 2018 Ram 2500
Regardless of the trim of your 2018 Ram 2500 – whether it’s the Big Horn, Laramie, Laramie Longhorn, Limited, Power Wagon, SLT, Tradesman – the engine oil requirements remain consistent as long as the engine option is the same. These requirements depend primarily on the engine option your specific trim is equipped with.
Quick Recap – 2018 Ram 2500 Oil Capacity, Type, and Filter
For 5.7L V8 Engine
- Oil Capacity: 7 quarts
- Oil Types/Viscosity: SAE 5W-20
- OEM Oil Filter: Mopar 4892339AA
For 6.4L V8 Engine
- Oil Capacity: 7 quarts
- Oil Types/Viscosity: SAE 0W-40
- OEM Oil Filter: Mopar 4892339AA
For Engine
- Oil Capacity: 12 quarts
- Oil Types/Viscosity: SAE 5W-40
- OEM Oil Filter: Mopar 05083285AA
Maintain Your Ram 2500’s Excellence
To maintain peak performance and protect the health of your engine, it’s essential to select oils and filters that match Ram’s specifications. Consider high-quality oil alternatives from well-known brands that meet or surpass Ram’s standards and are API-certified for gasoline engines. If the original OEM oil filters are unavailable, you can opt for 2018 Ram 2500 cross-reference oil filters or alternate oil filters from other reputable brands.
Regularly servicing your 2018 Ram 2500 with the right engine oil and oil change intervals is key to maintaining its performance and longevity. By following these guidelines, you ensure that your Ram stays in top condition, ready for whatever adventures lie ahead. This information is carefully compiled from the specific 2018 Ram 2500 Owner’s Manual. For more maintenance information, be sure to check out your vehicle’s owner’s manual.