ARP Head Studs Kit Subaru EJ25 EJ20 made from 8740 chromoly steel, 190,000 psi tensile strength. It is precision centerless ground and thread rolled to Mil-S-8879 specs. The kit includes black oxide finish studs, hardened washers, and premium grade nuts. Removing your cylinder head? Don't forget the head gasket! Select from our vast selection of head gaskets below and be sure to check out our Engine Components and Cooling :: Cylinder Head Gaskets and Studs section for more information. Replacing that old timing belt is also a great idea! Even if you aren't at the replacement interval it will save you a significant amount of money down the line! See our Engine Components and Cooling :: Rebuild Components :: Timing Belt Components section for more information!
 
Vehicle Fitment:
Subaru EJ20/EJ25
• 2002-2014 WRX
• 2004-2021 STi
• 2009-2012 Legacy GT
• Also fits some Forester, Baja and Outback models
 
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