The Denso 673-7204 Direct Ignition Coil is a high-quality replacement part designed specifically for Buick, Chevrolet, Saturn, and Pontiac vehicles with a L4 engine. Manufactured in Japan, this ignition coil ensures reliable and efficient performance. It is known by various interchange part numbers such as 6737204, C1552, and 921-2090, making it compatible with a range of vehicle models. With its sturdy construction and precise engineering, the Denso Direct Ignition Coil is a crucial component for maintaining the ignition system of your vehicle.