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Cooling System › Coolant Flanges › BMW › 4 Series › 4 Series Convertible (G23)
| Variant | Body type | Fuel type | Engine code | Doors | Production | More… |
|---|---|---|---|---|---|---|
| 420d (190 Hp) Mild Hybrid Steptronic | Cabriolet | Diesel | B47D20B | 2 | 2020–2024 | |
| 420i (184 Hp) Steptronic | Cabriolet | Petrol (Gasoline) | B48B20A | 2 | 2020–2024 | |
| 430d (286 Hp) Mild Hybrid Steptronic | Cabriolet | Diesel | B57D30B | 2 | 2021–2024 | |
| 430i (258 Hp) Steptronic | Cabriolet | Petrol (Gasoline) | B48B20B | 2 | 2020–2024 | |
| M440i (374 Hp) Mild Hybrid xDrive Steptronic | Cabriolet | Petrol (Gasoline) | B58B30B | 2 | 2020–2024 | |
| M440i (382 Hp) Mild Hybrid Steptronic | Cabriolet | Petrol (Gasoline) | B58B30O1 | 2 | 2020–2024 | |
| M440i (382 Hp) Mild Hybrid xDrive Steptronic | Cabriolet | Petrol (Gasoline) | B58B30O1 | 2 | 2020–2024 |