ARP Head Stud Kit - BMW S55 Configuration:Custom Age 625+ Superior rigidity with minimal weight

Superior rigidity with minimal weight increase

Their progressive spring rate design offers a balanced reduction in ride height—20 mm at the front and 20 mm at the rear—resulting in a sportier stance and enhanced cornering capabilities

and heavy-duty performance vehicles

- BMW G21 330d RWD Estate (2019+)

Build your BMW M54 engine with the BMW M54B30 Forged Rod & Piston Kit

ARP Head Stud Kit - BMW S55 Configuration:Custom Age 625+ Superior rigidity with minimal weightStrengthen the bottom end of your BMW S55 engine with the ARP Head Stud Kit BMW S55, delivering far greater clamping force and sealing than the factory fasteners. Engineered by ARP (Automotive Racing Products), this head stud kit is built to the standards demanded by high performance and motorsport BMW builds. Key Features Designed for BMW S55 engine Significantly increased clamping force over OEM fasteners Improved head gasket sealing and cylinder