The EVH EL34 power tubes provide the original power platform behind high-powered amplifier heads that shaped the sound of rock. With a classic British tone and 20W–25W of output, the EL34 tubes deliver crisp highs, rich mids and intense gain for articulate and aggressive tones. Matched and burned-in for stability, the EL34 tubes are ready to drop into your amplifier and unleash rich harmonics and singing sustain.