Product · United States

ART 6CA7 Vacuum Tube Upgrade EL34 EL34C EL34B 6P3P KT66 6V6 KT77 6CA7 HIFI Audio Valve Electron Tube Amplifier

Lowest price: $136.58 · 1 store · price range $203.85 … $203.85 · 33% off the list price

Price history: 3 daily prices tracked since 2026-10-30; lowest $136.58, highest $163.19.

Price last confirmed by the store feed on 2026-11-12.

ART 6CA7 Vacuum Tube Upgrade EL34 EL34C EL34B 6P3P KT66 6V6 KT77 6CA7 HIFI Audio Valve Electron Tube Amplifier

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Store 1 (US)$136.58In stockGo to store

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