Mercedes-Benz C300 Engine Oil Specs

Engine oil type, capacity & service interval for the Mercedes-Benz C300 (2008–2026). Select your year below for full specifications.

Typical Oil Grade
0W-40
Capacity
4.2 qt
Change Interval
10,000 mi
Years Available
16

Mercedes-Benz C300 Engine Oil Specs by Year

All 16 years
Year Engine Oil Grade Capacity Interval
2026 2L 4-Cylinder 0W-40 4.2 qt 10,000 mi View →
2025 2L 4-Cylinder 0W-40 4.2 qt 10,000 mi View →
2024 2L 4-Cylinder 0W-40 4.2 qt 10,000 mi View →
2023 2L 4-Cylinder 0W-40 4.2 qt 10,000 mi View →
2022 2L 4-Cylinder 0W-40 4.2 qt 10,000 mi View →
2021 2L 4-Cylinder 0W-40 4.2 qt 10,000 mi View →
2020 2L 4-Cylinder 0W-40 4.2 qt 10,000 mi View →
2019 2L 4-Cylinder 0W-40 4.2 qt 10,000 mi View →
2018 2L 4-Cylinder 0W-40 4.2 qt 10,000 mi View →
2017 2L 4-Cylinder 0W-40 4.2 qt 10,000 mi View →
2016 2L 4-Cylinder 0W-40 4.2 qt 10,000 mi View →
2015 2L 4-Cylinder 0W-40 4.2 qt 10,000 mi View →
2011 3L 6-Cylinder 5W-40 5.5 qt 10,000 mi View →
2010 3.5L 6-Cylinder 5W-40 6.0 qt 10,000 mi View →
2009 3L 6-Cylinder 5W-40 5.5 qt 10,000 mi View →
2008 3L 6-Cylinder 5W-30 5.5 qt 7,500 mi View →

Mercedes-Benz C300 Engine Oil Guide

The Mercedes-Benz C300 was produced from 2008 to 2026. This model typically uses 0W-40 full synthetic engine oil — a specification common to most Mercedes-Benz C30-series vehicles.

Selecting the correct oil viscosity for your Mercedes-Benz C300 is essential. Using a grade that is too thin reduces protection at operating temperature, while too thick an oil impairs cold-start flow and reduces fuel economy. Always match the exact grade shown for your specific model year.

The recommended oil change interval for the Mercedes-Benz C300 is every 10,000 miles or 12 months. Under severe driving conditions — track use, towing, or frequent cold starts — shorten this interval by 25–30%.

When servicing your Mercedes-Benz C300, always replace the oil filter at every oil change. Using a quality filter — such as the Mann or Mahle filters specified for Mercedes-Benz engines — ensures proper oil pressure and prevents unfiltered oil from circulating through the engine.

Oil change costs for the Mercedes-Benz C300 at a US dealership or independent European specialist typically range from $120 to $200 for a full synthetic service. DIY oil changes cost approximately $60–$90 in parts (oil + filter) and take about 30 minutes with the right tools.

Always consult your vehicle's owner's manual to confirm the exact specification for your specific trim and engine variant, as some Mercedes-Benz C300 configurations may have different requirements.

⚠ Important for Mercedes-Benz

Mercedes-Benz engines require BMW Longlife-approved full synthetic oil. Using non-approved conventional oil can damage the variable valve timing (VANOS) system and void your warranty.

Oil Level Check

Mercedes-Benz engines may consume small amounts of oil between services. Check the oil level via the iDrive display or dipstick every 1,000 miles to avoid running low, especially in older models.