BMW E39 2001-2003 525i w/ VF Engineering Supercharger Kit Performance Software offered by IPB-Autosport

GIAC performance software for the 2003 - 2001 E39 525i ® w/ VF Engineering Supercharger Kit smoothly delivers a 100 hp and 55 ft-lbs gain. For optimum performance the software must be coupled with VF-Engineering 6 PSI Supercharger Kit.

GIAC is proud to be first in the world to offer full OBD2 port flashed software switching. This allows our customers to switch easily, and on-the-fly, between stock, pump gas performance, race gas performance, or "valet" programming modes. For more information about GIAC development and testing for this product, please visit here.

Model and Year	ECU Number
E39 525i	7545150

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