2018 6.7 Cummins Oil Type: Inspecting and maintaining your 2017 6.7 Cummins engine with proper oil changes is vital to ensure maximum performance and long-lasting.
Selecting the correct type of oil As well as knowing the capacity of the oil And understanding the compatibility of filters are the most important aspects of A successful oil change.
This guide, compiled using authoritative sources And updated with the most current information, gives you all the information you require to ensure that your 6.7 Cummins engine runs smoothly.
2018 6.7 Cummins Price
The 2018 6.7 Cummins price depends on whether you are buying the engine inside a truck or as a used/rebuilt unit.
Prices also vary by country, especially in European markets where German is commonly spoken.
2018 6.7 Cummins Price by Country (Estimated)
| Country / Region | New Truck Price (2018) | Used Truck / Engine Price |
| Germany 🇩🇪 | €62,000 – €75,000 | €28,000 – €45,000 |
| Austria 🇦🇹 | €63,000 – €77,000 | €30,000 – €46,000 |
| Switzerland 🇨🇭 | CHF 65,000 – CHF 80,000 | CHF 32,000 – CHF 48,000 |
| Belgium 🇧🇪 | €60,000 – €73,000 | €27,000 – €44,000 |
| Netherlands 🇳🇱 | €61,000 – €74,000 | €28,500 – €45,500 |
| USA 🇺🇸 | $48,000 – $65,000 | $25,000 – $42,000 |
| UK 🇬🇧 | £52,000 – £65,000 | £24,000 – £40,000 |
👉 Used 2018 6.7 Cummins prices depend heavily on mileage, towing history, and maintenance records.
2018 6.7 Cummins Overview
The 2018 6.7 Cummins is a 6.7-liter inline-six turbo-diesel engine found in Ram 2500 and Ram 3500 trucks. It is built for heavy work, long-distance driving, and serious towing 💪
Simple highlights:
- Extremely strong torque output
- Built for heavy loads and trailers
- Known for long engine life
- Popular with farmers, contractors, and RV owners
This engine is designed to work hard every day and still last for many years.
2018 6.7 Cummins Problems
The 2018 6.7 Cummins is very reliable, but modern diesel systems can have a few common issues over time 🔧
Common Problems & Solutions
- DEF System Issues
- Problem: Warning lights or reduced power
- Solution: Use high-quality DEF and clean sensors
- EGR Valve Clogging
- Problem: Rough idle or loss of performance
- Solution: Regular highway driving and cleaning
- Turbo Actuator Failure
- Problem: Low boost or engine codes
- Solution: Updated actuator replacement
- Fuel Filter Neglect
- Problem: Poor fuel delivery
- Solution: Replace fuel filters on schedule
✅ Proper maintenance prevents most of these problems.
2018 6.7 Cummins Oil And Capacity
Correct oil maintenance is critical for the 2018 6.7 Cummins engine lifespan 🛢️
Engine Oil Details
| Item | Details |
| Engine Oil Capacity | 12 quarts (11.4 liters) |
| Recommended Oil Type | 15W-40 or 5W-40 (Diesel-rated) |
| Oil Filter Type | Mopar / Fleetguard oil filter |
| Oil Change Interval | Every 10,000 – 15,000 km |
| Engine Oil Price | €9 – €18 per liter |
🔁 Always check oil level regularly, especially if towing heavy loads.
2018 6.7 Cummins Specifications
Below is a clear table explaining engine life, horsepower, weight, and dimensions 📊
| Specification | Details |
| Engine Type | 6.7L Inline-6 Turbo Diesel |
| Horsepower | 370 – 385 HP |
| Torque | Up to 930 lb-ft |
| Emissions | DEF / EGR Equipped |
| Engine Weight | Approx. 500 kg |
| Length | ~1,020 mm |
| Width | ~760 mm |
| Height | ~1,000 mm |
| Average Engine Life | 500,000 – 1,000,000 km |
💡 With proper servicing, the 2018 6.7 Cummins is known to last hundreds of thousands of miles.
2018 6.7 Cummins Oil Filter
The most recommended oil filter for the year 2018 6.7 Cummins is the Mopar 6847S or A similar model.
This filter is designed specifically to work with specifically for the 6.7 Cummins engine And provides the highest filtration efficiency.
The correct filter will ensure An optimal flow of oil And Also protect your vehicle from damaging contaminants.
2018 6.7 Cummins Oil Change Cost
The price of changing the oil in your new 6.7 Cummins will vary depending on whether you perform it yourself or go to an expert.
If you opt to perform the task yourself, it will cost you primarily for the filter And oil generally with A range of $50-$100.
If you take it to A professional, it will cost you additional labor which can bring the total between $100-$200.
2018 6.7 Cummins Oil Change
- Warm your engine It loosens up the oil to allow for a better drain.
- Place your car on A level surface, then activate your parking brake.
- The hood should be opened And look for the drain plug for oil And the oil filter.
- The drain pan should be placed underneath the plug and let it loosen with care. Allow the oil to completely drain.
- Re-install the drain pipe by fitting a new gasket, if needed. Tighten it to the torque specified (refer to the owner’s manual).
- Utilizing the wrench to remove the oil filter lift And remove your old filter. Be careful not to spill any oil.
- Apply a thin layer of clean oil on the gasket of your new filter. Screw it on by hand, And then tighten it up using the wrench (following the specifications of the manual for torque).
- Inject the oil you have just added into your engine And check the dipstick regularly to prevent overfilling. Aim for slightly lower than that “full” mark.
- The engine should be started Allow it to run for A couple of moments. Check for leaks around the drain pipe and filter.
- Stop the engine And check the level of oil. Top off if required.
- Get rid of the oil that is used and filter responsibly. Many auto parts stores will recycle them.
FAQs – 2018 6.7 Cummins oil type
What kind of oil does a 6 7 Cummins take?
And according to the user guidelines, the 6.7 Cummins oil type seems to be API CJ-4/SL designated 15W40 oil. 5W40 oil is also suitable. Manufacturer-Recommended Engine Oil for 6.7 Cummins As always if you want to be a happy truck owner, you better listen to the manufacturers.
How many quarts of oil does a 2018 Cummins take?
The oil capacity of this engine is 12 US quarts. The 2018 Cummins diesel engine features 385 hp @ 2,800 rpm with 930 lb-ft of torque @1,700 rpm. The recommended oil type for this engine is SAE 15W-40 or SAE 5W-40 full synthetic. The oil capacity of this engine is 12 US quarts.
What kind of oil does the 2019 Cummins 400 take?
The 2019 Cummins diesel engine produces 1,000 lb-ft of torque at 1,800 rpm and 400 horsepower at 2,800 rpm.
Does a Cummins require more oil than other engines?
Limits the frequency of top-ups. A 6.7 Cummins engine is a powerhouse with impressive horsepower and torque. It also means your oil undergoes a lot more strain than it would with a weaker system. Cummins requires a fair bit of oil, though older models tend to consume it in excess (often due to flawed seals).
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Conclusion
The performance And longevity of your 2018 6.7 Cummins engine depend on the type of oil you use to maintain it.
Consider the manufacturer’s recommendations, the intended use, the climate, And your budget when selecting the type of oil.
To ensure optimum engine performance and longevity, adhere to the advised oil change intervals, use high-quality oil filters, And frequently check your engine oil level.
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