This listing is for (1) titanium exhaust manifold stud, nut and washer. If you are after a kit, please look for the respective engine listing. We offer our studs with 2 types of nut, 6 point or 12point, and they are all a specialised locking nut to reduce the likelihood of loosening from vibrations. Check these notes prior to purchasing: If you are after a custom finish, please contact us beforehand to discuss. Please allow 3-5 business days for colouring. Anti-seize must be applied to all threads when fastening the manifold. Please check clearance on your manifold prior to purchase to determine stud length and nut type. Check the factory torque specifications before tightening.