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Mishimoto ignition coil for Subaru WRX/STI (2004–2010) is a direct replacement designed to restore spark consistency for turbocharged Subaru engines. Built and tested to meet OEM Subaru standards, the coil helps reduce misfires, rough idle, and fuel inefficiency associated with worn ignition components. Installing it with new spark plugs will improve startup behavior, smooth idle, and return more consistent engine response. Lifetime Warranty applies.
Mishimoto 04-10 Subaru WRX/STI Ignition Coil
