2023 BMW M4 CSL Gas Tank Size & Fuel Capacity
Fuel tank capacity
15.6gal · 59 L
The 2023 BMW M4 CSL has a fuel tank capacity of 15.6 gallons (59 liters).
A full tank is good for roughly 359 highway miles or 250 miles around town, going by the EPA ratings.
15.6 gal · Smaller than 73% of 2023 models we list.
Listed separately: 2023 BMW M4 (15.6 gal).
2023 BMW M4 CSL fuel tank capacity by trim
MPG and range are city / highway.
| Trim | Engine | Drive | Tank | MPG city / hwy | Range city / hwy | |
|---|---|---|---|---|---|---|
| 2dr Coupe 3.0L 6cyl Turbo 8A · RWD MPG 16 / 23Range 250 / 359 mi | 3.0L 6cyl Turbo 8A | RWD | 15.6 gal59 L | 16 / 23 | 250 / 359 mi | |
| No trim matches all of these filters. | ||||||
Tank figures are the manufacturer's rated capacity, sorted smallest tank first. Range is tank size times EPA city or highway MPG.
How far a 2023 BMW M4 CSL goes on a tank
Gallons left and the distance they cover at each mark on the fuel gauge, at EPA city and highway mileage. At the combined rating of 18 MPG, a full 15.6-gallon tank covers about 281 miles.
| Gauge | Gallons | Highway miles | City miles |
|---|---|---|---|
| Full | 15.6 | 359 | 250 |
| 3/4 | 11.7 | 269 | 187 |
| 1/2 | 7.8 | 179 | 125 |
| 1/4 | 3.9 | 90 | 62 |
| 1/8 | 2.0 | 45 | 31 |
Over 15,000 miles a year (the EPA's yearly estimate) this configuration uses about 833 gallons, roughly 53 full tanks.
Fuel gauges aren't perfectly linear and the low-fuel light comes on with a few gallons still in the tank, so plan your stop before the last eighth.
- EPA combined
- 18 MPG
- Tailpipe CO2
- 485 g/mi
- EPA greenhouse score
- 4 of 10
- Source
- EPA ratings
What it costs to fill up a 2023 BMW M4 CSL
$82.37 to fill the 15.6-gallon tank from empty with premium, at this week's US average of $5.28 a gallon.
| Tank | Fuel | US avg / gal | From empty | From 1/4 tank |
|---|---|---|---|---|
| 15.6 gal | Premium | $5.28 | $82.37 | $61.78 |
By region, 15.6-gallon tank
| Region | Premium / gal | Fill from empty |
|---|---|---|
| East Coast | $4.93 | $76.91 |
| Midwest | $5.37 | $83.77 |
| Gulf CoastLowest | $4.57 | $71.29 |
| Rocky Mountain | $5.12 | $79.87 |
| West Coast | $6.08 | $94.85 |
| CaliforniaHighest | $6.36 | $99.22 |
Prices: U.S. Energy Information Administration retail averages for the week of October 26, 2026. This week's prices by state and city.
Your own price
- 15.6-gallon tank$82.37
- A year of driving (15,000 mi)$4,400
Starts at the US average for premium; type in what your station charges. For other tank sizes, use the fill-up calculator.
M4 CSL tank size in other years
2023 is the first M4 CSL model year we list.
| Model year | Tank | Longest highway range |
|---|---|---|
| 2023 M4 CSL | 15.6 gal | 359 mi |
2023 BMW M4 CSL vs similar 2023 coupes
At 15.6 gallons, the M4 CSL's largest tank ranks second of the three 2023 coupes compared here. The Lexus RC 300 carries the most (17.4 gal) and the Audi RS 5 the least (15.3 gal).
| 2023 model | Tank | Longest highway range |
|---|---|---|
| Lexus RC 300 | 17.4 gal | 539 mi |
| BMW M4 CSL | 15.6 gal | 359 mi |
| Audi RS 5 | 15.3 gal | 398 mi |
Other 2023 coupes of a similar size, one model per brand.
Frequently asked questions
What is the fuel tank capacity of the 2023 BMW M4 CSL?
The 2023 BMW M4 CSL holds 15.6 gallons (59 liters).
How many gallons and liters does the 2023 BMW M4 CSL gas tank hold?
The 2023 BMW M4 CSL tank holds 59 liters, or 15.6 gallons in US gallons.
How far can a 2023 BMW M4 CSL go on a full tank?
About 359 miles on the highway and 250 miles in town, going from full to empty at its EPA ratings. Expect less in practice, since nobody runs the tank dry.
How many miles can a 2023 BMW M4 CSL go on a quarter tank?
About 90 highway miles or 62 in town from the 15.6-gallon tank, which has roughly 3.9 gallons left at the quarter mark. Gauges aren't exact, so treat that as a guide.
What gas does the 2023 BMW M4 CSL take?
Premium unleaded (required). The label inside the fuel door confirms it for your car.
How much does it cost to fill up a 2023 BMW M4 CSL?
At the US average of $5.28 a gallon for premium (EIA, week of October 26, 2026), filling the 15.6-gallon tank from empty costs $82.37. It ranges from $71.29 in the Gulf Coast to $99.22 in California.
How much does a full tank of gas weigh in a 2023 BMW M4 CSL?
About 97 pounds for the 15.6-gallon tank. Gasoline weighs roughly 6.2 pounds a gallon.
Does the 2023 BMW M4 CSL have a bigger gas tank than the Lexus RC 300?
No. The 2023 Lexus RC 300 holds up to 17.4 gallons; the 2023 BMW M4 CSL holds up to 15.6.
Sources
- Tank sizes: manufacturer-rated capacities from US-market specifications, checked against independent references. Updated October 2026.
- MPG and range: EPA ratings (fueleconomy.gov). Range is tank size times EPA MPG.
- Fuel prices: U.S. Energy Information Administration, week of October 26, 2026 (this week's prices).
Does your owner's manual say something different? Let us know and we'll fix it. More on how we check the numbers.