We are proud to be open and fulfilling your high performance suspension needs. Please note we are experiencing an unprecedented volume of orders and emails right now. Our team is working hard to ship your orders and reply to emails as fast as possible. Some of our items are experiencing significantly extended lead times. We thank you for your patience and understanding.


Ground Control Suspension Systems aftermarket suspension offerings for your Subaru STI. Formulated to offer the highest quality performance suspension parts to create the handling and ride characteristics you always wanted out of your STI. From camber/caster plates to align your car just how it needs to be from track to track, to coilover conversions for the every day driven street car, we have what you need!