OMP OS 40 Fire Resistant Racing Undershirt - FIA 8856-2000 / SFI 3.3 PCA-Off For vehicles that do not

For vehicles that do not have an easy way to connect to a low-voltage RPM signal

Its ergonomic rim design and light yet strong aluminum spokes make it a top choice for GT and sedan race cars

while a large velcro strap offers plenty of support

Custom parallel stitching comes in black thread on the anthracite finish or red thread for a racing touch on the black finish

and shoulders

OMP OS 40 Fire Resistant Racing Undershirt - FIA 8856-2000 / SFI 3.3 PCA-Off For vehicles that do notThe budget priced OMP Sport line of racing underwear features a 100% soft knit Nomex construction. The SFI & FIA rated undershirt is built with a mock turtleneck collar for added protection, and full length sleeves.