NGK coil-on-plug ignition coil for Subaru WRX STI (2013–2018) provides OE-level durability and consistent spark under demanding conditions. Developed and rigorously tested in NGK's ISO 17025 lab, the coil housing is made from premium thermoplastic and epoxy to ensure dielectric strength while magnetic laminated steel maximizes voltage output. Integrated modules are wire-bonded and mechanically soldered, backed by a 3 year/36,000-mile warranty.
NGK WRX STI 2018-2013 COP Ignition Coil