A true CUSTOM builderWe offer full customization of your amp.From vintage circuitry to exotic coverings and everything in between- we’ve got you covered. When we’re asked, ‘Can you...?’ We say, ‘Yes, we can.’In addition to our own unique builds, BCA also offers popular mods and upgrades to your existing amplifier. Performance upgrades such as tube and cap replacement, speaker and transformer upgrades are offered for most popular brands. Ask about our great deals on Eminence Speakers and Mercury Magnetics transformers.Want more out of your amp?Upgrade your sound with BCABlackfoot Custom Amps offers a full gamut of upgrade options for your tonal pallette! Bring in your amp for tone stack mods, transformer upgrades, tube replacement and biasing, and speaker upgrades. If you’re less than satisfied or just feel like you want something more, we can make the tone of your dreams come true. Please NOTE: Our upgrades apply to tube amplifiers ONLY! We don’t really mess around with that solid state stuff...no offense.