"Wheel studs" refer to the threaded metal rods that protrude from the hub of a vehicle's wheel and are used to secure the wheel onto the vehicle. Full definition
The hub - centric design also ensures precise centering upon installation to minimize stress on wheel studs and create a perfectly balanced ride. (sema.org)
Carbon fiber STi strut brace jdm Grimspeed master cylinger brace Carbon upper rear windshield spoiler STi door cards (do nt fit but u get em) 1 set of ARP extended wheel studs Also comes with a 3 inch turbo back exhaust. (smartmotorguide.com)