Mesa Boogie 5Y3 Rectifier tube The MESA® 5Y3 RECTIFIER TUBE is a favorite among vintage aficionados and a great choice in older MESA amps like the Lone Star Special as well as many other vintage, non-MESA, amplifiers. This tube produces sultry, vintage sag, creating a... MSRP: Was: Now: $41.00 Add to Cart
Mesa Boogie 5U4GB Rectifier-Short Version power tube The MESA 5U4GB rectifier tube is our very best overall 5U4 and our tube of choice in the production of all new Mesa amps featuring this tube - Based upon classic 1950's technology, the 5U4GB is a vastly improved 5U4 design that is extremely reliable... MSRP: Was: Now: $39.00 Add to Cart