Bose QuietComfort Ultra (2nd Gen) Replacement — Blue / Left Side

Details

Bose QuietComfort Ultra (2nd Gen) – Replacement Parts (Single Parts) are the ideal solution for maintaining your flagship audio experience without the cost of a full new set. Whether you have lost a single bud or your charging case is damaged, these genuine replacement parts restore the industry-leading ANC and spatialized audio that define the 2nd Gen Ultra series. Our Bose QuietComfort Ultra (2nd Gen) – Replacement Parts (Single Parts) include the Left Earbud, Right Earbud, and Charging Case (sold individually). Each part is rigorously tested to ensure seamless pairing with your existing setup, maintaining full support for Bose Immersive Audio , CustomTune™ technology , and the newly improved AI-based backgroundsuppression for crystal-clear calls. Designed to original 2025 specifications, these replacements feature the updated internal hardware of the second generation, including enhanced ActiveSense transparency and optimized battery reporting in the Bose app. The replacement charging case also supports native wireless charging. While minor cosmetic marks may be present, every component is verified for stable Bluetooth connectivity and 100% functionality. Choosing Bose QuietComf