ATI Super Damper Engine 1Pc (5.50in - Alum - 4 & 5 Grv) Subaru WRX EJ20 22 25 | ATI917991 vendor_Competition Clutch We started on the Civic

We started on the Civic Si by dropping it 4

Custom designed S-wound core for improved strength & performance

GrimmSpeed to the rescue

full face clutch disc

Part #: DS119955114315GBGR

ATI Super Damper Engine 1Pc (5.50in - Alum - 4 & 5 Grv) Subaru WRX EJ20 22 25 | ATI917991 vendor_Competition Clutch We started on the CivicProduct Fitment: 2002 2014 Subaru WRX 2004 2021 Subaru STI The ATI Super Damper for Subaru EJ engines is engineered to control torsional crankshaft vibrations across all RPM ranges, offering improved engine reliability and performance. Designed for competition or high performance use, this damper is a direct fit upgrade that retains OEM belt configuration while meeting strict SFI 18. 1 safety standards. Features: Controls harmful crankshaft harmonics