Whiteline 14+ Subaru Impreza WRX/STI Front Adjustable Strut Tower BraceBrand Whiteline Part Number KSB658 Category Suspension Strut Bars Condition Brand New Original Manufacturer Packaging You can never have too much chassis stiffness. Weight aside, the more the better. Chassis bracing maintains alignment angles and spring rates by greatly reducing body or chassis flex. In fact, it helps every component in the suspension system do its job properly and you can feel the difference through improved turn in, sharper steering