ALPINESTARS Supertech R10 Helmet - Team - Matte Black/Carbon Red Fluo/Blue - XL 8200224-1383-XL Supertech R10 Helmet Crown Pad Allows a 2 dB noise

Allows a 2 dB noise level reduction in Akrapovic exhausts for MX and Enduro motorcycles

Performance gains of around 3-7 bhp will be achieved with the de-cat system depending on the tune

Steel plates are manufactured under strict quality-control standards

This system comes standard with a quiet insert that reduces sound (this can be removed to increase performance)

ALPINESTARS Supertech R10 Helmet - Team - Matte Black/Carbon Red Fluo/Blue - XL 8200224-1383-XL Supertech R10 Helmet Crown Pad Allows a 2 dB noiseOuter Shell Utilizes molding technology with a multi composite combination featuring a 3K high density carbon outer layer, a uni directional carbon composite layer, an aramid fiber layer, and a fiberglass one 3K high density carbon outer layer provides strength and efficiency of energy dissipation over the shell Layered composite combination created by bonding everything together with an epoxy resin already applied on the pre preg fiber, perfectly