BMW M4 CS Gas Tank Size & Fuel Capacity by Year
15.6–15.8gal · 59–60 L
Across 3 model years (2019–2025), the BMW M4 CS has used tanks from 15.6–15.8 gallons. The 2025 model holds 15.6 gallons.
Pick your model year
How the tank changed over the years
BMW M4 CS tank size by generation
Model years with the same tank sizes, grouped. A change usually marks a new generation or a redesign.
BMW M4 CS tank size by year
| Year | Tank | Liters | Best highway range | Trims |
|---|---|---|---|---|
| 2025 BMW M4 CS | 15.6 gallons | 59 L | 359 mi | 1 |
| 2020 BMW M4 CS | 15.8 gallons | 60 L | 363 mi | 1 |
| 2019 BMW M4 CS | 15.8 gallons | 60 L | 363 mi | 1 |
Frequently asked questions
What size gas tank does the BMW M4 CS have?
The 2025 BMW M4 CS holds 15.6 gallons. Older years range from 15.6–15.8 gallons; the table has every year.
Has the tank size changed over the years?
Yes. The largest tank changed in 2025.