Aluminum reduced bulkhead back - left creates clearance to lower the air tray and integrates the top of surprise mount position to remove the necessity for a separate shock tower. The bulkheads also include a flex modification the front suspension system utilising the included cross brace. The rear aluminum bulkheads have actually a 2mm wheelbase adjustment the reduced and upper arms for simple traction tuning. CNC-machined from high-quality Swiss 7075 T6 aluminum. Black coated.