Alpinestars ZX Evo v2 Nomex Underpants Shirt with groundbreaking friction stability across

with groundbreaking friction stability across a thermal range as high as 1

and our rotating clamps on SPL Parts' exclusive Double Adjuster lock down camber and track width settings

Works with wide range of grip levels

We back that with a lifetime warranty against weld defects and cracking for the original purchaser

With the car set to the loud exhaust mode (valves open)

Alpinestars ZX Evo v2 Nomex Underpants Shirt with groundbreaking friction stability acrossDesigned for Formula 1 racing, the Alpinestars ZX Evo v2 line of fire retardent underwear is extremely light and thin, without sacrificing comfort or protection. Through the use Alpinestars' proprietary Lenzing FR fabric, the ZX Series uses a revolutionary tubular knit construction, making the Alpinestars ZX Evo Racing Underpants nearly seamless. The comfortable, form fitting design features an elongated rear to help improve fit in the seated