BMW B57

The BMW B57 is a turbo-diesel straight-six engine, produced by BMW since 2015.

Design
The B57 belongs to a family of modular engines, including the B37 and B47 diesel engines, and B38, B48, and B58 petrol engines. The engines utilise a common displacement of 500 cc per cylinder. The B57 replaced the previous N57 diesel engine, and was first introduced in the G11 7 Series. The B57 is available in configurations of up to 4 turbochargers, that operate in a double-series layout.

B57D30O0 (Single Turbo)

 * 2015–2022 G11 730d, 730Ld
 * 2017–2023 G30 530d
 * 2017–2023 G32 630d Gran Turismo
 * 2017–present G01 X3 xDrive30d
 * 2018–present G02 X4 xDrive30d
 * 2018–present G05 X5 xDrive30d
 * 2018–present G07 X7 xDrive30d
 * 2019–present G20 330d
 * 2019–present G06 X6 xDrive30d

B57D30T0 (Twin Turbo)

 * 2015–2022 G11 740d, 740Ld
 * 2017–2023 G30 540d
 * 2017–2023 G32 640d xDrive Gran Turismo
 * 2018–present G01 X3 M40d
 * 2018–present G02 X4 M40d
 * 2018–present G15 840d xDrive
 * 2020–present G20 M340d xDrive
 * 2020–present G21 M340d xDrive
 * 2020–present G22 M440d xDrive
 * 2020–present G07 X7 xDrive40d

B57D30S0 (Quad Turbo)

 * 2016–2020 G11 750d, 750Ld
 * 2017–2020 G30 M550d xDrive
 * 2018–2020 G05 X5 M50d
 * 2018–2020 G07 X7 M50d
 * 2019–2020 G06 X6 M50d