Active Autowerke BMW B58 High Performance Software Tuning G - chassis M340i M440i M240i 540i 640i 740i X3M40i (16-031) 15320 Hood Style:VRS

Hood Style:VRS

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Active Autowerke BMW B58 High Performance Software Tuning G - chassis M340i M440i M240i 540i 640i 740i X3M40i (16-031) 15320 Hood Style:VRSActive AutoWerke presents high performance software tuning for BMW B58 engines on G chassis models including M340i, M440i, M240i, 540i, 640i, 740i, and X3M40i. This software carefully remaps factory BMW DME tables, adjusting ignition timing, fuel delivery, and part throttle responses to optimize performance within factory emission standards. Up to 80 whp horsepower gains across the RPM range (vs stock, measured with AA B58 catted downpipe on M340i) Up