and the high cylinder pressures of turbocharged engines

Ferrea offers an expertly engineered solution designed to eliminate common issues like binding

2013-2016     F30/F31     320i / 328i / 328i xDrive

Supports up to 9500 RPM

Inner Spring ID: 14

ARP Head Stud Kits, BMW Engines X4 and the high cylinder pressuresBMW ARP head studs are high strength fasteners designed to secure the engine's cylinder head to the engine block. These studs are typically made of high quality materials such ARP2000, L19, Inconel, and Custom Age 625+, which provide exceptional strength and durability. ARP head studs are commonly used in high performance, racing, and forced induction BMW engines where increased cylinder pressure and higher operating temperatures can put excessive