B2 EMT1 Officials Crew Helmet Size:Large/XX-Large delivering impressive power and performance

delivering impressive power and performance gains in record time

These make more POWER than any catbypass pipes and or catbypass pipes tuned as well

and is beveled to not only improve pedal feel

This system replaces the heavy and restrictive factory side/secondary mufflers for maximum airflow and power

B2 EMT1 Officials Crew Helmet Size:Large/XX-Large delivering impressive power and performanceThe B2 EMT 1 Officials Helmet is purpose built for motorsports crew and pit lane usenot medical response. Featuring a lightweight carbon Kevlar shell and open face design, it offers superior visibility and comfort during long race days. Communication ready and engineered by Bell under the B2 label, it's the helmet trusted by professional race officials.