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unlike many other cans that require you to replace your filtration system
engineered for serious track and sprint racing enthusiasts
the gasket prevents leakage even under extreme gas pressures
Verify Compatibility: Confirm fitment for 2018-2021 Subaru WRX STI models
Ignition Projects Quad Spark Ignition Coil Set 06-10 WRX / 04-10 STI / 05-09 Legacy / 04-10 Forester Method Wheels-InStock unlike many other cans thatUpgrade your Subarus ignition system with the Ignition Projects Quad Spark Ignition Coil Set, designed specifically for 2006 2010 WRX, 2004 2010 Subaru WRX STI, 2005 2009 Legacy GT, and 2004 2010 Forester models. This premium coil set delivers enhanced throttle response and improved drivability by producing powerful quad sparks at low to mid RPMs, boosting ignition power by 46%. Featuring advanced Quad spark technology, these coils generate secondary
