Mod Kits

Can you improve upon perfection? We think so. Our mods can bring additional functionality or reduce noise. Buy mods whenever you want, but we recommend building your kits stock before upgrading.

Bottlehead Speedball 1.1 Upgrade for Crack Amplifier

$115.00

Paradyne Illuminated Meter Kit

$35.00

Moreplay Upgrade Kit

$289.00

Stereomour II Shunt Regulator Upgrade Kit

$89.00

5.0

BeePre2 Output Upgrade - Hybrid Shunt Regulator and Low Impedance Balanced Output

$249.00

DC filament supply for Bottlehead Stereomour II amplifier

$195.00

DC filament supply for Bottlehead Kaiju 300B amplifier

$195.00

5.0

Bee2Quiet Stepped Attenuator/Constant Current Source Upgrade for BeePre2

$349.00

MourQuiet Stepped Attenuator Upgrade for Stereomour II

$269.00

5.0

Bottlehead TwoQuiet Stepped Attenuator Upgrade for Crackatwoa Headphone Amplifier

$269.00

Bottlehead S.E.X. 3.0 C4S Upgrade Kit

$49.00

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