The Mesa/Boogie 6L6GC STR-443 is a premium-grade, rugged 6L6 tube known for its powerful response, tight low end, and extended high-frequency clarity. This tube delivers classic American tube amp tone—bold, dynamic, and articulate—with excellent headroom and stability under high voltage.

Mesa hand-selects and matches these tubes for peak performance in both clean and high-gain environments, making them a go-to for touring musicians and studio players alike.

Key Features:
✔ Matched Pair of Mesa 6L6GC STR-443 power tubes
✔ Balanced, punchy tone with tight lows and shimmering highs
✔ Exceptional clarity and harmonic complexity
✔ Built for high headroom and aggressive dynamics
✔ Burned in and precision matched for tonal consistency

Tone & Application:
From pristine clean tones to saturated overdrive, the STR-443 excels in delivering thick, present sound with excellent definition. Ideal for blues, country, metal, and everything in between.

Why Choose Mesa Tubes?
Mesa/Boogie tubes are engineered for longevity, tonal consistency, and reliability. Their unmatched testing and grading process ensures each set performs perfectly in any amp — Mesa or otherwise.

From British Audio
As your Authorized Mesa/Boogie Service Provider, British Audio offers only premium matched sets. Order today and get studio-grade tone and performance delivered right to your amp.