This Exedy flywheel is perfect for car enthusiasts who are into racing, whether it's drag racing, autocross, or rally events, as well as those who want to upgrade their street - driven cars. It fits a wide range of 2004 - 2006 Saab and Subaru models. Made from high - quality chromoly steel, it's designed to be lightweight yet durable. It's been tested up to 15,000 - 18,000 rpm, ensuring reliable performance in various driving conditions.