$265.00 X

Got a USA Custom Diamond Amp?  Ready for a conversion to 5881/6L6 power section? You're in the right place. Select this and send your amp to us. We'll do the rest. Shipping charged on this item includes only the RETURN shipping.

Conversion includes:

  • change of power tubes to Sovtek 5881 (current Diamond Amps spec)
  • change of output transformer to matched transformer
  • full re-bias
  • full amp inspection and any necessary warranty-covered work

After checking out, simply forward your confirmation of order to us at techsupport@diamondamplification.com to schedule your conversion!

If you want all brand new preamp tubes at the same time, select the option "Conversion + Preamp Re-Tube" when adding to cart!


Type: Service