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ARP Head Stud Kit 11mm - Subaru Models (inc. 2002-2014 WRX / 2004+ STI)

ARP Head Stud Kit 11mm - Subaru Models (inc. 2002-2014 WRX / 2004+ STI)

Regular price $360.00 $0.00 Unit price per
Shipping calculated at checkout.

MFG: 260-4701

Here, you are looking at the ARP Head Stud Kit. These head studs are ideal for those of you who are running much more boost and power over factory levels and need a strong head stud kit to keep your heads from lifting. 



  • 2002-2014 Subaru WRX
  • 2004-2021 Subaru WRX STI

What's in the box?

  • 12 - ARP head studs
  • 12 - parallel ground washers
  • 12 - 8740 chromoly steel 12pt nuts
  • 1 - .5 oz. pack of ARP Ultra-Torque fastener assembly lubricant


  • Made using premium grade alloy materials that deliver superior fatigue cycle life
  • 11mm profile
  • Each stud is placed vertically in special racks 
  • Heat treated to 220,000 psi
  • Thread-rolled to provide 1000% better fatigue strength
  • Resistance to atmospheric corrosion and oxidation
  • Includes (12) head studs
  • Includes (12) 12-point nuts
  • Includes (12) washers

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