Our CNC machined T4 turbo spacers are designed to help in gaining clearance between the turbo and manifold or pedestal depending on application Key Features: - With the included 3/8” fine thread ARP studs and 12 point nuts you can rest assured that you are getting an accurate torque as well as eliminate the risk of cheap fasteners stretching and causing exhaust leaks - Part #: GRD00198 Compatible with: Engine & Engine Parts, Universal