ARP Case Bolt Kit Subaru EJ Motors 2002-2014 WRX / 2004-2021 STI / 2005-2012 Legacy GT / 2004-2013 Forester XT Must Have

Description

Upgrade your Subaru EJ engine with the ARP Case Bolt Kit, designed specifically for 2002-2014 WRX, 2004-2021 WRX STI, 2005-2012 Legacy GT, and 2004-2013 Forester XT models. These bolts deliver exceptional strength and durability, ensuring your engine’s reliability under high stress and performance conditions.

Crafted from 8740 forged chrome moly steel, the ARP main bolts feature rolled threads that are formed after heat treatment, providing up to 1000% longer fatigue life compared to standard bolts. The generous under-head radius and parallel-ground hardened washers enhance clamping force and reduce distortion. These crankcase through bolts are engineered for all EJ series motors, making them a trusted upgrade for Subaru enthusiasts.

Ideal for performance builds and engine rebuilds, these bolts require line honing the case to prevent distortion during installation. Whether you’re tuning your WRX STI or maintaining your Legacy GT, trust Subimods for quality Subaru parts that deliver lasting performance. Shop now to enhance your engine’s durability and reliability.