TWA Source Code overdrive designed by Susumu Tamura

Pre-Order yours now. Due to high demand, all Pre-Orders made after 1/1/26 will have an approximate 2-week wait time prior to fulfillment.    All orders will be fulfilled in the order received.   Once your Source Code ships you will receive tracking information. Thank you ALL for your incredible support and understanding! TWA Source Code—Next Evolution of the 808 The TWA Source Code is the ultimate evolution of the iconic Tube Screamer, designed by none other than Susumu Tamura, the creator of the legendary TS808. Built for players who demand more from their overdrive, the Source Code preserves the soulful midrange warmth of the classic green box while unlocking a new dimension of clarity, headroom, and harmonic richness. Powered by an internal voltage regulator, the Source Code runs at 18V for dramatically improved dynamics and increased headroom. Its multi-transistor input bufferensures your guitar’s natural tone stays intact, while the exclusive “Magic IC” OpAmp injects extra harmo