ARP Custom Age 625+ Head Stud Kit

2004-2021 Subaru STI / 2002-2014 WRX

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SKU: 260-4704We price match!

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The 625+ Head Stud Kit will secure the heads to a built engine in the Subaru WRX/STI.
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ARP Custom Age 625+ Head Stud Kit

Head Stud Specs:

  • Made using newly formulated super-alloy demonstrates superior fatigue cycle life
  • High tensile strength and toughness of 260,000-280,000 psi
  • Resistance to atmospheric corrosion and oxidation
  • Includes (12) head studs
  • Includes (12) nuts
  • Includes (12) washers
  • Ideal for those with fresh, or high-horsepower rebuilds


ARP 625+ Head Stud Kit

ARP hands down engineers and manufactures the best hardware in the automotive industry. From world-class race cars to the world's fastest street cars, more than likely they will have some form of ARP hardware. 

The 625+ Head Stud Kit has been designed to sustain the pressure of a high-horsepower build while securing the heads to the block without skipping a beat. If you are building your motor to handle more boost and more power, ARP Head Studs are almost mandatory in terms of being one of the vital ingredients to a proper engine build. 

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