The SPEC steel flywheel for 2017–2019 Honda Civic Si 1.5T is a direct-fit replacement that retains traditional steel construction. Offered as a vehicle-specific component, this steel flywheel is intended for drivers who prefer the material characteristics of steel in driveline inertia and durability for the listed Civic Si models.
Spec 17-19 Honda Civic Si 1.5T Steel Flywheel