Toyota GT86 M10 x 1.25 Turbo Lock Nut Stainless Steel A2 Self Locking - Manifold to Head Flange

M10 x 1.25 Stainless locking nut 

Work great coupled with out Inconel m10 x 1.25 studs. The very best solution for holding manifolds to heads, turbos to manifolds etc. Anything in a high heat high stress situation will stay put with an inconel 718 stud and a quality locking stainless steel fastener.

Also compatible with GT86 exhaust manifold to head studs.