Description

RK Autowerks S58 CNC Ported Cylinder Head

• CNC Ports
• CNC Combustion Chambers
• Upgraded Valves Install
• Upgraded Springs Install
• Upgraded Retainers Install
• Springs, Retainers and Valves supplied by Customer or must be purchased Separately

Can be installed into the following vehicles:

• M3 | G80 | 2021+
• M4 | G82 G83 | 2021+
• X3M | F97 | 2019+
• X4M | F97 | 2019+

Core Deposit

• A core S58 cylinder head is required with the purchase

Contact us about freight.