Alpina B5 F10/11 - 2010 - 2013 B5 Bi-Turbo 540hp
Stock
540 hp
730 Nm
Stage 1
575 hp
800 Nm
Engine codeN63B44A
FuelPetrol
Displacement4398 cm³
Compression9.00
Bore × stroke92.00 × 82.70 mm
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