***Before your order ships you MUST sign and return the Off Road Use Only Waiver available HERE. Please email, fax or take a photo of the completed form. You can email it to your sales rep or to info@activeautowerke.com and you can fax it to us at (305) 253-8921***

Active Autowerke offers unparalleled performance software. Through careful remapping of the factory BMW DME tables, various elements such as ignition timing, fuel delivery, and part throttles are reworked to create performance gains.

From the factory. there is inherent situations of a rough, cold start idle that makes

for poor drivability. With the new Active Autowerke software, the camshaft vanos tables are also re-mapped to eliminate this rough idle scenario to a smoother, cold start idle.

The Active Autowerke upgraded software is designed to operate with gasoline that has an average octane rating with full emissions to create a clean burning combustion with good AFR's all within factory specifications.

Key Features:

15+ Horspower gains throughout RPM range

Higher torque over factory settings throught RPM range

Recalibrated settings for a smoother and more responsive part throttle transition

Recalibrated settings for a smoother and more responsive power delivery

Ability to upgrade all ECU's

Modified Vanos camshaft remapping eliminating rough cold start enable

Raised RPM thresholds in sepecific gears

Free tech support and assistance

Local Installation available for many.

Software Purchase Options

When you purchase software you have 3 options to acquire it.

1) Locate an Active Autowerke Flash station equipped dealer near you and have it installed

there. Click here for Dealer List.

2) Purchase a Simon Tool from Active Autowerke and install the software yourself. Very

useful if additional software upgrades are needed in the future.

3)Remove and mail Active Autowerke your ECU and we will install the software. Same day

turnaround on all software with free 2nd day air to lower 48 states. See Tech Support for

details on removal and mailing of ECU.

Click here for Instructions on Removing ECU

E39 540

Active Autowerke E39 Performance Software - 535i

Active Autowerke E39 Performance Software - 540i