Subaru OEM STI Short Block Subaru STI 2008-2021 | 10103AC890 FocusST_2013-2018 Alumalite™ center hat is designed

Alumalite™ center hat is designed to reduce rotational mass and heat transfer from disc to hub

Black heat-dissipating coating core

hold the H2O

Part #: 56-380

Subaru OEM STI Short Block Subaru STI 2008-2021 | 10103AC890 FocusST_2013-2018 Alumalite™ center hat is designedPart #: 10103AC890 Supersession: 10103AC050 On this page, you are looking at the Subaru OEM 2. 5L EJ257B STI Short Block. This is a fully assembled short block that includes all of the main guts such as the factory pistons and rods, as well as the crankshaft and main seals to make it ready for the installation. You or your preferred mechanic would have to bolt on the heads, oil pan, and fill it with the proper fluids to make your vehicle roadworthy