An active sound management system, comprising: a transducer configured to sense an actual sound or vibration from a sound generating source and configured to generate a transducer signal in response to sensing the actual sound or vibration; a harmonic extractor device configured to extract a plurality of harmonics (h1,...,hn) from the transducer signal; and a harmonic modifier device configured to adjust a feature of the extracted harmonics to be within a predetermined threshold with respect to a plurality of target harmonics (Tgt1,...,Tgtn) corresponding to a desired sound; characterized in that the harmonic modifier device comprises: a target calculator configured to generate said plurality of target harmonics related to a fundamental frequency of an input signal, wherein the target calculator comprises a load processor configured to convert a torque measurement in the input signal representative of a vehicle state parameter received by the target calculator to an engine load measurement, and configured to determine a harmonic magnitude and phase as a function of revolutions per minute, RPM, data and engine load data provided in the input signal; an envelope detector configured to generate from the plurality of extracted harmonic signals a plurality of estimate values (E1,...,En) that provide an estimated envelope of the corresponding harmonic signals; a gain calculator configured to process the estimate values and the target harmonics for determining individual gain adjustments (g1,...,gn) for the extracted harmonic signals; and a plurality of gain devices (217a,...,217n) configured to generate adjusted harmonic signals (h'1,...,h'n) from the gain adjustments and the extracted harmonic signals, wherein the gain devices are operationally coupled for electrical summation of the adjusted harmonic signals to produce an output signal for a speaker. a transducer configured to sense an actual sound or vibration from a sound generating source and configured to generate a transducer signal in response to sensing the actual sound or vibration; a harmonic extractor device configured to extract a plurality of harmonics (h1,...,hn) from the transducer signal; and a harmonic modifier device configured to adjust a feature of the extracted harmonics to be within a predetermined threshold with respect to a plurality of target harmonics (Tgt1,...,Tgtn) corresponding to a desired sound; characterized in that the harmonic modifier device comprises: a target calculator configured to generate said plurality of target harmonics related to a fundamental frequency of an input signal, wherein the target calculator comprises a load processor configured to convert a torque measurement in the input signal representative of a vehicle state parameter received by the target calculator to an engine load measurement, and configured to determine a harmonic magnitude and phase as a function of revolutions per minute, RPM, data and engine load data provided in the input signal; an envelope detector configured to generate from the plurality of extracted harmonic signals a plurality of estimate values (E1,...,En) that provide an estimated envelope of the corresponding harmonic signals; a gain calculator configured to process the estimate values and the target harmonics for determining individual gain adjustments (g1,...,gn) for the extracted harmonic signals; and a plurality of gain devices (217a,...,217n) configured to generate adjusted harmonic signals (h'1,...,h'n) from the gain adjustments and the extracted harmonic signals, wherein the gain devices are operationally coupled for electrical summation of the adjusted harmonic signals to produce an output signal for a speaker. a target calculator configured to generate said plurality of target harmonics related to a fundamental frequency of an input signal, wherein the target calculator comprises a load processor configured to convert a torque measurement in the input signal representative of a vehicle state parameter received by the target calculator to an engine load measurement, and configured to determine a harmonic magnitude and phase as a function of revolutions per minute, RPM, data and engine load data provided in the input signal; an envelope detector configured to generate from the plurality of extracted harmonic signals a plurality of estimate values (E1,...,En) that provide an estimated envelope of the corresponding harmonic signals; a gain calculator configured to process the estimate values and the target harmonics for determining individual gain adjustments (g1,...,gn) for the extracted harmonic signals; and a plurality of gain devices (217a,...,217n) configured to generate adjusted harmonic signals (h'1,...,h'n) from the gain adjustments and the extracted harmonic signals, wherein the gain devices are operationally coupled for electrical summation of the adjusted harmonic signals to produce an output signal for a speaker.