Modern Automotive Performance
Modern Automotive Performance
  • ARP Custom Age 625+ Head Stud Kit | Subaru WRX/STi EJ20 & EJ25 (260-4704)
  • ARP Custom Age 625+ Head Stud Kit | Subaru WRX/STi EJ20 & EJ25 (260-4704)
  • ARP Custom Age 625+ Head Stud Kit | Subaru WRX/STi EJ20 & EJ25 (260-4704)
    ARP Custom Age 625+ Head Stud Kit | Subaru WRX/STi EJ20 & EJ25 (260-4704) ARP Custom Age 625+ Head Stud Kit | Subaru WRX/STi EJ20 & EJ25 (260-4704)

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    ARP Custom Age 625+ Head Stud Kit | Subaru WRX/STi EJ20 & EJ25 (260-4704)

    MAP Loyalty Program: Earn $ 10.06 Toward Next Purchase!
    PART# ARP 260-4704

    $503.12
    In Stock!!

    Free Shipping On Orders $199 and Up!

    ARP Custom Age 625+ Head Stud Kit | Subaru WRX/STi EJ20 & EJ25 (260-4704)
    ARP Custom Age 625+ Head Stud Kit | Subaru WRX/STi EJ20 & EJ25 (260-4704) ARP Custom Age 625+ Head Stud Kit | Subaru WRX/STi EJ20 & EJ25 (260-4704)

    Subaru WRX & STi (EJ20 and EJ25) Head Studs

    CUSTOM AGE 625 PLUS®: This newly formulated super-alloy demonstrates superior fatigue cycle life, tensile strength and toughness – with complete resistance to atmospheric corrosion and oxidation. ARP is the first to develop manufacturing and testing processes for fasteners with Custom Age 625+. Best of all it is less expensive and expected to soon replace MP-35 as the material of choice in the high strength, super-alloy field. Typical tensile strength is 260,000-280,000 psi.

    Features

    • 625 Super-Alloy
    • Tensile strength: 260,000+ PSI

    Recognizing Head Stud Failures

    Applications

    • Subaru WRX & STi (EJ20 and EJ25)

    What's in the box?

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

    Warranty

    • ARP Warranty

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