ALPINESTARS Supertech M10 Helmet - Era - MIPS® - Gloss Gold/Yellow/Rio Red - XS 8301223-5938-XS Slip-On Line Muffler - S 1000 R Stock DB at 5000 rpm

Stock DB at 5000 rpm 101db

Titanium canister

reliable performance from top-quality brake line fittings

for those who think loud just isn't good enough

ALPINESTARS Supertech M10 Helmet - Era - MIPS® - Gloss Gold/Yellow/Rio Red - XS 8301223-5938-XS Slip-On Line Muffler - S 1000 R Stock DB at 5000 rpmThe S M10's design offers a smooth, attractive, aerodynamic profile which is streamlined and free of any external channels and features that might act as a load point in an impact or compromise the overall integrity of the helmet's construction Surface curvature promotes reduced friction on impact, allowing deflection and transfer of energy to protect the rider's head from direct force to the skull and referred to the neck and spinal column The S M10