Features: The Shifter Base Plate was designed to route your shifter cables inside the car. Generally users set them up to exit through the heater hose hole in the firewall. Billet Shifter Base Plate is designed to install an RSX Type-S or comparable shifter box without cutting a hole in the exhaust tunnel of the chassis. This setup is preferred by many racers, esp. road course racers, because it mounts the shifter higher in the vehicle, keeping it closer to the driver and the steering. It also leaves a lot more room below the car for large exhaust systems. The Shifter Base Plate was designed to route your shifter cables inside the car. Generally users set them up to exit through the heater hose hole in the firewall.