Bell Circle Grommet Vent Kit (12 Pieces) 1986 and responsiveness: By recalibrating vital

and responsiveness: By recalibrating vital parameters such as air-fuel ratio

while multiple top and chin vents maximize cooling and ventilation

Racing shoe inspired

Our Valvetronic Exhaust offers two distinct tones depending on valve position: mild and very aggressive throaty sportscar sound

Fits the Ferrari  F430 Spider

Bell Circle Grommet Vent Kit (12 Pieces) 1986 and responsiveness: By recalibrating vitalThe Bell Circle Grommet Vent Kit is a replacement for the stainless circle grommets found in many Bell helmet models. Including 12 pieces, it is compatible with the Bell GP2 Youth Kart Helmet, GP3 Sport, K1 Sport, K1 Pro, K1 Pro Circuit (Blue, Red), M8, M8 Carbon, and iRacing helmets. Improve your helmet's ventilation system with this kit.