Bose Sport Earbuds Replacement — Blue / Left Side

Bose Sport Earbuds – Replacement Parts (Single Parts) are designed to keep your workout rhythm going without the need to purchase a completely new set. If you have lost an earbud during a run or your charging case has stopped functioning, these genuine replacement parts restore the acclaimed lifelike sound and secure fit that Bose is known for. Our Bose Sport Earbuds – Replacement Parts (Single Parts) include the Left Earbud, Right Earbud, and Charging Case (sold individually). Each part is rigorously tested to ensure it syncs perfectly with your remaining components, maintaining the reliable Bluetooth connectivity and IPX4 weather-resistant performance required for intense workouts. Engineered to original Bose specifications, these replacements feature the signature Volume-Optimized Active EQ for clear, balanced audio at any level. They are fully compatible with your existing StayHear™ Max tips, ensuring the same comfortable, stable seal. While minor cosmetic marks may be present, every unit is verified for 100% functionality and battery health. Choosing Bose Sport Earbuds – Replacement Parts (Single Parts) is a cost-effective and eco-friendly way to solve pairing issues, battery drainage, or lost gear while extending the life of your premium fitness earbuds. This listing is for the Blue / Left Side option — please check the colour and side match the part you need before ordering.