Comptech-NSX Shock Tower Brace, Rear - Billet (NSX Targa) Comptech's Rear Shock Tower Braces are designed to be stronger than the factory braces to help improve chassis stiffness. These braces are manufactured using machined billet aluminum, and clear anodized for a durable finish. Billet Aluminum Shock Tower Brace Clear Anodized Application: All Acura NSX Targa Models Installation time: 30 minutes +/- This is a special order item. Please allow a few extra days for delivery.