SpeedFactory Racing Titanium Exhaust Manifold Stud Kit - Mitsubishi EVO/4G63 Engines 1995+ - Burnt - SF-02-065This is a titanium stud, nut, and washer kit for your Mitsubishi 4G63 Exhaust manifold! These SpeedFactory titanium stud kits are made of Ti6Al 4V and incorporate a hex key tip that allows them to be easily installed using an Allen wrench. Titanium 12 point nuts and washers are included. Use of factory exhaust manifold bolts and studs, especially with an aftermarket header or turbo system, can result in stripped or broken bolts and inadequate clamping