Bionic Lester Mk3

Marsoni

M251S

$237.50

Get it in 3 business days with 1 day shipping. Friday, May 29

Bionic Lester Mk3BIONIC LESTER MARK III is a 2 channel 2 pole state variable digital filter with an unusual amount of good sonic character. The filter mode is continuously variable under manual or CV control, smoothly fading from lowpass to bandpass to highpass to notch to allpass with a single motion. The resonance stops just short of self oscillation. A digital VCA controls the amplitude and the distortion of the input signal pre filter. The filters have independent

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Very satisfied with this air filter! It fits perfectly and was easy to install without any hassle. The filtration performance is impressive—helping to keep the air inside the car fresh and clean. The simple packaging is eco-friendly, which I appreciate. Reliable quality and reasonable price make this a great choice for regular replacement. Highly recommended!

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Reviewed in the United States on March 19, 2026