HJC Helmet Pivot Kit - SI-12, FI-12 body-aero This simple bolt on performance

This simple bolt on performance upgrade replaces the factory plastic air distributor with the IPD patented aluminum "Y" style Plenum

These strut tower braces are of similar design to the units we have been offering for years

FEATURES: Fits all Chevrolet Corvette C8 Stingray and E-Ray mid-engine Vehicles

Its unique design creates a separation point for improved airflow

Engineered for the rear axle of the 991/992 GT3

HJC Helmet Pivot Kit - SI-12, FI-12 body-aero This simple bolt on performanceHJC Helmet Pivot Kit fit all HJC SI 12, FI 10, SI 12R, and FI 10R Helmets. For best results, replace your pivot kit when replacing your shield.