Downforce can be the difference between winning or losing in a race. Not only will it improve lap times, but will also make the car feel more stable and inspire confidence during high speed turns. APR has introduced their 67inch GTC-300 Carbon Fiber Wing for the Subaru WRX and STI. This single modification can greatly reduce lap times and improve overall handling. Great for weekend warriors all the way up to full blown track cars. Their Lightweight design will ensure you keep weight off the car will providing the maximum downforce with the least amount of drag. When you are seeking downforce, look to APR for all of your aero needs.