Description

This ARP Head Stud Kit from RK Autowerks delivers extreme clamping strength for your S63 engine platform. Designed to prevent head lift under high boost, it’s a trusted solution for high-performance BMW V8 builds pushing well beyond factory limits.

Key Features:
• Withstands extreme cylinder pressures — 260 ksi tensile strength (Custom Age 625+)
• Direct-fit stud replacement for factory head bolts
• Includes ARP nuts, washers, and lubricant
• Supports high-boost and fully built S63 engine applications
• Manufactured by ARP, trusted and used in competitive motorsport

Compatibility:
• F10 M5 (2012–2016)
• F90 M5 (2018+)
• F06/F12/F13 M6 (2012–2018)
• F15 X5M / F16 X6M (2015–2018)
• F85 X5M / F86 X6M (2015–2018)
• F95 X5M / F96 X6M (2020+)

Installation Notes:
Requires cylinder head removal for installation. Professional installation is strongly recommended. RK Autowerks can assist with installation or guidance.

Sold and Supported by RK Autowerks:
This kit is fulfilled and supported by RK Autowerks. Manufactured by ARP to RK’s specifications using Custom Age 625+ material for S63 applications.

Warranty:
RK Autowerks Warranty And Legal