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Cardo Spirit
20ms Deployment Speed – Inflates faster than the blink of an eye
Deep Matte Grey
Advanced Safety Approvals – Fully certified to DOT and ECE 22
BT Moto Velocity Stacks – BMW S1000RR (2023–2025) Sidi Cardo SpiritThe BT Moto Velocity Stacks are precision engineered to optimize airflow inside the 20232025 BMW S1000RR airbox. By smoothing and accelerating intake flow, these stacks deliver stronger midrange punch, faster throttle response, and measurable top end horsepower gains of +510HP (depending on supporting mods). Designed to work seamlessly with BT Moto ECU flashes, the velocity stacks maximize intake efficiency while retaining direct OEM fitment for