Chiptuning for BMW Z4
E85 2003 ... 35i - N54
E85 2003 ... 35i - N54
Fuel type
gasoline 
Standard HP
306 
Standard Nm
400 STAGE 1 +60 HP / +96 Nm
HP
Nm
Stock
306
400
Tuning
366
496
Difference
60
96
STAGE 2 +84 HP / +140 Nm
HP
Nm
Stock
306
400
Tuning
390
540
Difference
84
140
STAGE 3 +140 HP / +196 Nm
HP
Nm
Stock
306
400
Tuning
446
596
Difference
140
196