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2024 Cummins X15 Oil Capacity

Most 2024 Cummins X15 applications use 44-48 qt with a new oil filter. Check the table below to match your exact vehicle before filling.

With filter

44-48 qt

Recommended oil

Cummins CES 20086 / API CK-4

Typical viscosity

15W-40 normal service; 10W-30 where approved

Oil Capacity by Year and Application

All numbers below are with a new oil filter.

2018-2026X15 on-highway, rear center sump pan44 qt41.6 LCummins CES 20086 / API CK-4
2018-2026X15 on-highway, stamped steel pan46 qt43.4 LCummins CES 20086 / API CK-4
2018-2026X15 on-highway, wedge-type cast aluminum pan48 qt45.4 LCummins CES 20086 / API CK-4
Start a little below the listed amount, then use the dipstick to top off. Check the owner manual if your vehicle has a different chassis, duty rating, or special package.

Common Questions

How many quarts does a 2024 Cummins X15 take?

Most 2024 Cummins X15 applications take 44-48 qt with a new oil filter. Match your exact vehicle row before filling.

Does the 2024 Cummins X15 oil capacity include the filter?

Yes. The capacity shown here is the with-filter amount for a normal oil and filter change.

What oil should I use in a 2024 Cummins X15?

2024 Cummins X15 applications commonly list 15W-40 normal service; 10W-30 where approved. Use the recommended oil shown for your matching application and confirm it in the owner manual.

Why might my 2024 Cummins X15 use a different amount?

A different chassis, oil pan, duty rating, or special package can change the published refill amount. Use the row that matches your vehicle.

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