In-stock and ready to ship!
Mesa Boogie 6L6 STR-440 Tube Duet
Duet (matched pair)
Currently shipping in Mesa/Boogie production amplifiers.
The Mesa 6L6 STR-440 is their very best overall 6L6 - It is a premium grade, US equivalent and their tube of choice in the production of all new Mesa 6L6 powered models - Remarkable bass definition, articulate mids and shimmering highs keep every note amazingly intelligible, with a smooth, creamy character - Premium structural quality provides exceptional consistency and reliability - Rivals NOS (New Old Stock) durability and sonic character - Amazing for all styles of music.
The STR 440 is a direct replacement for Mesa/Boogie's out of production STR 420's and STR 430's.
Read why you should buy Mesa Boogie Tubes.
Mesa/Boogie products are ONLY available for US shipping, must be a US resident.
Our retail storefront is
CLOSED due to Covid19.