Newly designed internal ignition coil design which produces increased spark maintained to high RPM range. Efficiently filters all frequency noise while keeping stable ignition to the higher revolutions. Promotes more effcient combustion, decreasing CO & HC ppm. Direct factory replacement, no wiring or modification required.

Cusco USA®, a division of Carrosser Co. Ltd, constantly researches, develops, and tests its products to meet global market demands. The company offers high-grade coilover kits, chassis bars, suspension parts, engine parts, and more premium products suitable for street or track use. Cusco USA makes its utmost to offer top-notch vehicle components that provide improved driving experience. Backed with years of manufacturing experience, the company guarantees the exceptional quality and reliability of all its products.

• Subaru STI GVB|GRB 08-17