Application：
This convenient kit includes all the hardware you need to replace your old, rusted or broken exhaust manifold and turbo studs.

Kit includes：
- 12 x studs
- 12 x nuts 　

Material：
- Studs: SCM 440

- Nuts :
Copper Egged nut to avoid vibrating loose and save you from shearing the stud when you attempt to remove them.