Titan Motorsports VR38 Main Studs utilize an H11 (L19) material that is much stronger than the typical 8740 chromoly and yields a tensile strength of 260,000 psi.
An absolute MUST for your 1000+hp GT-R builds.
H11 / L19 offers superior tensile strength of 260,000psi
50% higher clamp load rating than the OEM Main Studs