Products > Full Revalve Kits Cryo > Mesa Boogie Cryo Full Revalve Kits

These Cryo treated full revalve kits use specially chosen and Cryo Treated valves to help you attain the best sound from your amplifier. The valves have been specially chosen for their sound characteristic. They are specially position matched as to their function in your amplifier.They are selected for gain, triode balance, low noise and microphonics.These kits are backed by over 16 years of experience in selecting pre amp valves for professional musicians who trust their sound to Watford valves. The Cryo Treated valves give improvements in clarity,tonal definition and richer smoother distortion. These kits are the ultimate upgrade regardless of brand name.

Our Mesa Boogie specially selected Cryo full revalve kits are designed to enable you to get the best sound out of your Mesa Boogie amplifier. These sets consist of specially position selected Cryo treated pre amp valves that have been selected for each position of your Mesa amplifier. In the output stage we use specially cryogenically treated valves that have been selected to work with the Mesa boogies fixed bias arrangement. Certain output valves will be better for certain kinds of music and therefore to make your choice easier we have indicated this in our product description. Mesa Boogie amps have pioneered the way in multi channel high gain amplifiers and with these cryogenically treated valves sets this will take your sound to a new level.

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  • Mesa Single Rectifier 12AX7WA Vintage Harma 6L6GC Retro Full Upgrade Kit CryoMesa Boogie Cryo Full Revalve KitsSpecial Offer 10% Discount

    This Harma 12AX7WA Vintage cryo preamp upgrade kit combined the Harma 6L6GC Retro ...    In stock£166.00
    £149.40    Buy Now
  • Mesa Rectoverb Solo 50 12AX7WA Vintage Harma 6L6GC Retro Full Upgrade Kit CryoMesa Boogie Cryo Full Revalve KitsSpecial Offer 10% Discount

    This Harma 12AX7WA Vintage cryo preamp upgrade kit combined the Harma 6L6GC Retro ...    In stock£166.00
    £149.40    Buy Now
  • Mesa Nomad 55 12AX7WA Vintage Harma 6L6GC Retro Full Upgrade Kit CryoMesa Boogie Cryo Full Revalve KitsSpecial Offer 10% Discount

    This Harma 12AX7WA Vintage cryo preamp upgrade kit combined the Harma 6L6GC Retro ...    In stock£166.00
    £149.40    Buy Now
  • Mesa Express 5.50 Plus 12AX7WA Vintage Harma 6L6GC Retro Full Upgrade Kit CryoMesa Boogie Cryo Full Revalve KitsSpecial Offer 10% Discount

    This Harma 12AX7WA Vintage cryo preamp upgrade kit combined the Harma 6L6GC Retro ...    In stock£166.00
    £149.40    Buy Now
  • Mesa DC5 12AX7WA Vintage Harma 6L6GC Retro Full Upgrade Kit CryoMesa Boogie Cryo Full Revalve KitsSpecial Offer 10% Discount

    This Harma 12AX7WA Vintage cryo preamp upgrade kit combined the Harma 6L6GC Retro ...    In stock£186.00
    £167.40    Buy Now
  • Mesa Single Rectifier Harma 5881 STR Cryo Full Upgrade KitMesa Boogie Cryo Full Revalve KitsSpecial Offer 15% Discount

    The Harma STR 5881 Cryo Upgrade kit is designed to give you the best balance of clean ...    In stock£206.00
    £175.10    Buy Now
  • Mesa Mark 2 100 Reverb 12AX7WA Vintage Harma 6L6GC Retro Full Upgrade Kit CryoMesa Boogie Cryo Full Revalve KitsSpecial Offer 10% Discount

    This Harma 12AX7WA Vintage cryo preamp upgrade kit combined the Harma 6L6GC Retro ...    In stock£230.00
    £207.00    Buy Now
  • Mesa Nomad 100 12AX7WA Vintage Harma 6L6GC Retro Full Upgrade Kit CryoMesa Boogie Cryo Full Revalve KitsSpecial Offer 10% Discount

    This Harma 12AX7WA Vintage cryo preamp upgrade kit combined the Harma 6L6GC Retro ...    In stock£230.00
    £207.00    Buy Now
  • Mesa Mark 1 100 Re Issue 12AX7WA Vintage Harma 6L6GC Retro Full Upgrade Kit CryoMesa Boogie Cryo Full Revalve KitsSpecial Offer 10% Discount

    This Harma 12AX7WA Vintage cryo preamp upgrade kit combined the Harma 6L6GC Retro ...    In stock£230.00
    £207.00    Buy Now
  • Mesa Mark 2B 100 Reverb 12AX7WA Vintage Harma 6L6GC Retro Full Upgrade Kit CryoMesa Boogie Cryo Full Revalve KitsSpecial Offer 10% Discount

    This Harma 12AX7WA Vintage cryo preamp upgrade kit combined the Harma 6L6GC Retro ...    In stock£230.00
    £207.00    Buy Now
  • Mesa Mark 2C 100 Reverb 12AX7WA Vintage Harma 6L6GC Retro Full Upgrade Kit CryoMesa Boogie Cryo Full Revalve KitsSpecial Offer 10% Discount

    This Harma 12AX7WA Vintage cryo preamp upgrade kit combined the Harma 6L6GC Retro ...    In stock£230.00
    £207.00    Buy Now
  • Mesa Mark 3 100 Reverb 12AX7WA Vintage Harma 6L6GC Retro Full Upgrade Kit CryoMesa Boogie Cryo Full Revalve KitsSpecial Offer 10% Discount

    This Harma 12AX7WA Vintage cryo preamp upgrade kit combined the Harma 6L6GC Retro ...    In stock£230.00
    £207.00    Buy Now
  • Mesa Mark 4A 12AX7WA Vintage Harma 6L6GC Retro Full Upgrade Kit CryoMesa Boogie Cryo Full Revalve KitsSpecial Offer 10% Discount

    This Harma 12AX7WA Vintage cryo preamp upgrade kit combined the Harma 6L6GC Retro ...    In stock£230.00
    £207.00    Buy Now
  • Mesa Mark 4B 12AX7WA Vintage Harma 6L6GC Retro Full Upgrade Kit CryoMesa Boogie Cryo Full Revalve KitsSpecial Offer 10% Discount

    This Harma 12AX7WA Vintage cryo preamp upgrade kit combined the Harma 6L6GC Retro ...    In stock£230.00
    £207.00    Buy Now
  • Mesa Mark 7 12AX7WA Vintage Harma 6L6GC Retro Full Upgrade Kit CryoMesa Boogie Cryo Full Revalve KitsSpecial Offer 10% Discount

    This Harma 12AX7WA Vintage cryo preamp upgrade kit combined the Harma 6L6GC Retro ...    In stock£230.00
    £207.00    Buy Now
  • Mesa Mark 2C Plus JP 12AX7WA Vintage Harma 6L6GC Retro Full Upgrade Kit CryoMesa Boogie Cryo Full Revalve KitsSpecial Offer 10% Discount

    This Harma 12AX7WA Vintage cryo preamp upgrade kit combined the Harma 6L6GC Retro ...    In stock£230.00
    £207.00    Buy Now
  • Mesa DC5 Harma 5881 STR Cryo Full Upgrade KitMesa Boogie Cryo Full Revalve KitsSpecial Offer 10% Discount

    This Cryo full revalve kit consists of a Harma ECC83 STR Cryo in the pre amplifier ...    In stock£232.00
    £208.80    Buy Now
  • Mesa Express 5.25 Stan Gain Harma E84L STR BT Cryo Full Upgrade KitMesa Boogie Cryo Full Revalve KitsThis full revalve kit consists of a Harma ECC83 STR Standard gain Cryo Pre amp kit combined with the Harma E84L Cryo ...Sold Out£214.00Buy Now
  • Mesa DC10 12AX7WA Vintage Harma 6L6GC Retro Full Upgrade Kit CryoMesa Boogie Cryo Full Revalve KitsSpecial Offer 10% Discount

    This Harma 12AX7WA Vintage cryo preamp upgrade kit combined the Harma 6L6GC Retro ...    In stock£250.00
    £225.00    Buy Now
  • Mesa Buster Bass 12AX7WA Vintage Harma 6L6GC Retro Full Upgrade Kit CryoMesa Boogie Cryo Full Revalve KitsSpecial Offer 10% Discount

    This Harma 12AX7WA Vintage cryo preamp upgrade kit combined the Harma 6L6GC Retro ...    In stock£254.00
    £228.60    Buy Now
  • Mesa Lonestar 12AX7WA Vintage Harma 6L6GC Retro Full Upgrade Kit CryoMesa Boogie Cryo Full Revalve KitsSpecial Offer 10% Discount

    This Harma 12AX7WA Vintage cryo preamp upgrade kit combined the Harma 6L6GC Retro ...    In stock£260.00
    £234.00    Buy Now
  • Mesa Electra Dyne 12AX7WA Vintage Harma 6L6GC Retro Full Upgrade Kit CryoMesa Boogie Cryo Full Revalve KitsSpecial Offer 10% Discount

    This Harma 12AX7WA Vintage cryo preamp upgrade kit combined the Harma 6L6GC Retro ...    In stock£270.00
    £243.00    Buy Now
  • Mesa Buster Bass Harma 5881 STR Cryo Full Upgrade KitMesa Boogie Cryo Full Revalve KitsSpecial Offer 15% Discount

    This Cryo full upgrade kit consists of a Harma ECC83 STR Cryo in the pre amplifier ...    In stock£298.00
    £253.30    Buy Now
  • Mesa DC10 Harma 5881 STR Cryo Full Upgrade KitMesa Boogie Cryo Full Revalve KitsSpecial Offer 15% Discount

    This Mesa DC10 full revalve kit consists of a Standard Gain Cryo Harma STR Pre amp ...    In stock£304.00
    £258.40    Buy Now
  • Mesa Dual Rectifier 12AX7WA Vintage Harma 6L6GC Retro Full Upgrade Kit CryoMesa Boogie Cryo Full Revalve KitsSpecial Offer 10% Discount

    This Harma 12AX7WA Vintage cryo preamp upgrade kit combined the Harma 6L6GC Retro ...    In stock£290.00
    £261.00    Buy Now
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