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XClutch lightweight chromoly flywheel for 2013–2021 Subaru WRX STI Type RA (2.5L) reduces rotational inertia for track-capable response while retaining structural strength. Constructed from 4140 chromoly and intended for single-disc applications, it includes an integral ring gear and timing sensor ring when applicable. Engineered from decades of clutch development, this explosion-proof unit is suited to competition and high-demand street setups.
XClutch 13-21 Subaru WRX STi Type RA 2.5L Lightweight Chromoly Flywheel
