ECU calibration
Stage 1 ECU Calibration + Handheld Flasher — BMW 335i (N55)
2011–2015 335i (N55)
+48 hp, +80 Nm
$699
Details
Model: <span>335i (N55)</span>
335i (N55)
ECU calibration
Stage 2 Calibration Upgrade — BMW 335i (N55)
2011–2015 335i (N55)
+72 hp, +115 Nm
Requires our Stage 1 and handheld tool
$249 $336
Details
ECU calibration
Stage 1 + Stage 2 Bundle — BMW 335i (N55)
2011–2015 335i (N55)
+72 hp, +115 Nm
$834 $948
Details