Action Clutch Stage 4 (1MD) clutch kit for 2013–2016 Scion FR-S 2.0L (FA20) is an unsprung MIBA ceramic option for drivers focused on race-level durability. It combines a heavy-duty single diaphragm pressure plate, reinforced drive straps and a 4- or 6-puck unsprung ceramic disc for faster, more direct engagement that may introduce chatter until broken in. Intended for competitive race use, with about 170% increased holding capacity over factory.
Action Clutch 13-16 Scion FR-S 2.0L (4U-GSE/FA20) RWD Stage 4 Clutch Kit (1MD)