The 2011-2014 Subaru STI is a rally-inspired machine powered by the turbocharged EJ257 engine and backed by Subaru’s symmetrical all-wheel-drive system. Known for its aggressive handling, durable drivetrain, and tuner-friendly platform, the Subaru STI is a favorite among performance enthusiasts. IAG Performance supports your build with proven upgrades—from short blocks and fuel systems to bolt-on power mods, cooling solutions, and suspension parts. Whether you’re carving canyons or chasing horsepower goals, we have the parts to get you there. IAG Performance has parts to fit your performance needs for all models of Subaru STI, including the 2011 Subaru STI, 2012 Subaru STI, 2013 Subaru STI, and 2014 Subaru STI.
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