Engines and modifications 4 Series Convertible (G23)

M440i (382 Hp) Mild Hybrid xDrive Steptronic

M440i (382 Hp) Mild Hybrid Steptronic

M440i (374 Hp) Mild Hybrid xDrive Steptronic

M440d (340 Hp) Mild Hybrid xDrive Steptronic

430i (258 Hp) Steptronic

430d (286 Hp) Mild Hybrid Steptronic

420i (184 Hp) Steptronic

420d (190 Hp) Mild Hybrid Steptronic