One of the most important aspects of maintaining your Peterbilt truck is regular engine oil changes. Knowing the correct oil capacity for your specific model is crucial to ensuring optimal engine performance, reducing wear, and extending the life of your vehicle.
In this post, we provide a detailed Peterbilt Engine Oil Capacity Chart covering a wide range of models and engines.
Peterbilt Engine Oil Capacity Chart
| Peterbilt Model | Engine | Year Range | Oil Capacity (with filter) |
|---|---|---|---|
| Peterbilt 210 | Cummins ISB 6.7 | 2010–2018 | 4.5 gallons (17 L) |
| Peterbilt 220 | Cummins ISB 6.7 | 2010–Present | 4.5 gallons (17 L) |
| Peterbilt 281 | Cummins NTC-350 | 1959–1980 | 7 gallons (26.5 L) |
| Peterbilt 320 | Cummins ISL | 2000s–Present | 6.8 gallons (25.7 L) |
| Peterbilt 320 | Cummins Westport ISX12 G | 2013–2019 | 11 gallons (41.6 L) |
| Peterbilt 330 | CAT 3126 | 1990s–2000s | 5.5 gallons (20.8 L) |
| Peterbilt 330 | PACCAR PX-7 | 2010–Present | 5 gallons (18.9 L) |
| Peterbilt 337 | PACCAR PX-7 | 2010–Present | 5 gallons (18.9 L) |
| Peterbilt 337 | PACCAR PX-9 | 2010–Present | 6.8 gallons (25.7 L) |
| Peterbilt 348 | PACCAR PX-7 | 2010–Present | 5 gallons (18.9 L) |
| Peterbilt 348 | PACCAR PX-9 | 2010–Present | 6.8 gallons (25.7 L) |
| Peterbilt 352 | Detroit Diesel 8V-71 | 1960s–1980s | 8 gallons (30.3 L) |
| Peterbilt 359 | Cummins NTC-400 | 1967–1987 | 7.5 gallons (28.4 L) |
| Peterbilt 362 | Caterpillar 3408 | 1981–1994 | 9 gallons (34.1 L) |
| Peterbilt 365 | PACCAR PX-9 | 2007–Present | 6.8 gallons (25.7 L) |
| Peterbilt 367 | PACCAR MX-11 | 2014–Present | 9.5 gallons (36 L) |
| Peterbilt 367 | PACCAR MX-13 | 2014–Present | 10.5 gallons (39.7 L) |
| Peterbilt 367 | Cummins ISX | 2008–Present | 11 gallons (41.6 L) |
| Peterbilt 367 | Caterpillar C15 ACERT | 2004–2010 | 10.5 gallons (39.7 L) |
| Peterbilt 375 | Caterpillar 3176 | 1987–1996 | 8 gallons (30.3 L) |
| Peterbilt 377 | Cummins N14 | 1987–2000 | 10 gallons (37.8 L) |
| Peterbilt 379 | CAT 3406E | 1993–2000 | 10-11 gallons (37.8–41.6 L) |
| Peterbilt 379 | Cummins ISX | 2001–2007 | 11 gallons (41.6 L) |
| Peterbilt 384 | PACCAR MX-13 | 2010–2017 | 10.5 gallons (39.7 L) |
| Peterbilt 384 | Cummins ISX | 2007–2015 | 11 gallons (41.6 L) |
| Peterbilt 386 | Cummins ISX | 2007–2015 | 11 gallons (41.6 L) |
| Peterbilt 387 | Caterpillar C15 | 2000–2011 | 10.5 gallons (39.7 L) |
| Peterbilt 389 | Caterpillar C15 | 1999–2007 | 10.5 gallons (39.7 L) |
| Peterbilt 389 | PACCAR MX-13 | 2013–Present | 10.5 gallons (39.7 L) |
| Peterbilt 389 | Cummins X15 | 2017–Present | 11 gallons (41.6 L) |
| Peterbilt 520 | PACCAR MX-11 | 2016–Present | 9.5 gallons (36 L) |
| Peterbilt 567 | PACCAR MX-11 | 2016–Present | 9.5 gallons (36 L) |
| Peterbilt 567 | PACCAR MX-13 | 2014–Present | 10.5 gallons (39.7 L) |
| Peterbilt 567 | Cummins X15 | 2017–Present | 11 gallons (41.6 L) |
| Peterbilt 579 | PACCAR MX-13 | 2013–Present | 10.5 gallons (39.7 L) |
| Peterbilt 579 | Cummins X15 | 2017–Present | 11 gallons (41.6 L) |
| Peterbilt 579 EV | Electric (No engine oil) | 2022–Present | N/A |
| Peterbilt 587 | Cummins ISX | 2010–2017 | 11 gallons (41.6 L) |
Note: Oil capacities may vary slightly depending on specific engine configurations, optional filters, and model year. Always refer to the owner’s manual for exact specifications.
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Oil Change Tips for Peterbilt Owners
Here are a few quick tips to keep in mind when changing your Peterbilt’s engine oil:
- Warm up the engine before draining to help oil flow out more easily.
- Replace the oil filter with every oil change to prevent contamination.
- Use OEM or recommended oil filters for better filtration and engine protection.
- Check oil levels after refilling and running the engine briefly—add more if needed.
- Dispose of old oil and filters properly by local regulations.
Related Truck Engine Oil Capacity Chart(For All Models)
When Should You Change the Oil?
Oil change intervals vary depending on the engine type, usage, and type of oil. Here’s a general guideline:
- Standard use (15W-40 conventional): Every 15,000–25,000 miles
- Severe use (heavy loads, stop-and-go): Every 10,000–15,000 miles
- Full synthetic oil: Up to 30,000 miles, depending on the brand and engine condition.
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FAQs
How much oil does a Peterbilt engine hold?
Most Peterbilt engines hold between 4.5 and 11 gallons (17 to 41.6 liters) of oil, depending on the specific engine type and model year.
How much oil does a Peterbilt 379 take?
The Peterbilt 379 typically takes 10 to 11 gallons (37.8 to 41.6 liters) of oil when equipped with either a CAT 3406E or Cummins ISX engine.
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How much oil does a 2016 Peterbilt 579 take?
A 2016 Peterbilt 579 with a PACCAR MX-13 engine usually requires about 10.5 gallons (39.7 liters) of oil, including the filter.
How much oil does a 2013 Peterbilt take?
A 2013 Peterbilt, such as the 579 or 389 with a PACCAR MX-13 engine, typically takes around 10.5 gallons (39.7 liters) of oil. The exact capacity depends on the engine configuration.
How much oil does a Peterbilt X15 take?
Peterbilt trucks equipped with the Cummins X15 engine require approximately 11 gallons (41.6 liters) of oil with the filter included.
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What type of oil does a Peterbilt 579 take?
The Peterbilt 579 commonly uses 15W-40 conventional diesel engine oil. For colder climates or enhanced protection, 5W-40 full synthetic is also recommended.
