Used Shift Line Twin MkIII Guitar Preamp

Used Shift Line Twin MkIII Guitar Preamp in excellent condition—this reliable, all-analog pedal brings the unmistakable warmth and dynamics of classic Fender-style tube amps into a compact, road-ready format. With its dual-channel design offering independent Clean and Overdrive sections, it provides a versatile tonal range from sparkling cleans to rich, expressive drive, making it a trusted tool for both studio and stage. Built-in cabinet simulation allows for direct recording and silent practice with pro-level sound quality, while stereo outputs and an FX loop expand your signal chain options. The internal voltage boosting ensures headroom and clarity, all powered by a standard 9V DC input. Lightly used and fully functional, this Twin MkIII delivers professional-grade tone and performance at excellent value—ideal for players who demand reliability, portability, and rich analog character.