ARP EJ Main Bolts / Block Bolts Subaru 2002-2014 WRX / 2004-2021 STI / 2004-2013 Forester XT / 2005-2012 Legacy GT / 2005-2009 Outback XT | 260-5401

Upgrade your engine’s bottom-end reliability with the ARP Case Bolt Kit Kit #260-5401 designed for 2002-2014 WRX, 2004-2021 STI, 2004-2013 Forester XT, 2005-2012 Legacy GT and 2005-2009 Outback XT. Built for Subaru aftermarket power builds, this kit replaces factory bolts with precision-machined high-strength fasteners to ensure your case integrity under extreme boost and high-RPM conditions. Whether you’re building a turbo monster or reinforcing your EJ platform for daily abuse, this upgrade delivers peace of mind and durability. Key Features: • Fits 2002-2014 Subaru WRX, 2004-2021 STI, 2004-2013 Forester XT, 2005-2012 Legacy GT, 2005-2009 Outback XT • Forged from premium 8740 chrome-moly or Inconel 718, with rolled threads for exceptional strength and fatigue life • Rated up to ~200,000 psi clamp load and ~1000% longer fatigue life compared to standard bolts • Comes with parallel-ground hardened washers to maintain uniform clamp load and prevent distortion • Direct-fit replacem