2015-2021 STI Drivetrain Parts & Mods

Find everything you need for your fourth gen Subaru STI drivetrain with a wide selection of aftermarket performance drivetrain parts & OEM replacements for your STI. Subimods has you covered whether you're looking for short shifters, Stage I or II kits, clutches, pitch mount stops, flywheels, transmission mounts & more - find quality kits & replacement parts at a great price from top brands like Torque Solution, Kartboy, Whiteline, Perrin, Super Pro, COBB & more.

Drivetrain parts compatible with: 2015, 2016, 2017, 2018, 2019, 2020 & 2021 Subaru STI.