ARP Custom Age 625+ 12pt Head Stud Kit suitable for BMW S63

BMW S63 - ARP Custom Age 625+ Head Stud Kit. ARP custom age 625+ have been developed for the highest requirements and provide optimum safety. Due to advanced manufacturing processes ARP studs reach highest strength and stability. Tensile strength of 200.000 psi (13,8t/cm²). Absolutely perfectly round and straight studs for a first-class assembly. All kits come with ARP hardened washers and high quality nuts. Harder, more durable, stable, and processed better than any OEM products. 10 times stronger threads than the competetive products by thread cut after curing. Highest ARP quality product for professional use. Fully reusable. (Sample Picture!)