Chiptuning for Alpina B5
2010 2012 B5 Bi-Turbo
2010 2012 B5 Bi-Turbo
Fuel type
gasoline 
Standard HP
540 
Standard Nm
730 STAGE 1 +34 HP / +69 Nm
HP
Nm
Stock
540
730
Tuning
574
799
Difference
34
69
Engine details
4398 CC 
92,0 X 82,7 mm 
Bosch MEVD17.2.8 
N63B44A 
9.00 : 1