Fitment: Compatible with 2011 2012 2013 2014 Subaru Impreza WRX STI CS1 Style. Please confirm whether this front lip is suitable for your car before purchasing Feature: The Front Bumper Lip made of high-quality polypropylene plastic, excellent durability and high strength, reliable and anti-collision. Three-stage wrap-around design provides a sleek look that minimizes wind resistance and improves fuel economy Function: Front Lip Spoiler extends the front bumper downwards to form an air dam that blocks the airflow, preventing excessive airflow under the car and weakening the grip of the rear wheels. To a large extent, they also prevent scratches from driveways, speed bumps and curbs, protect your car bumper from scrapes, dents and scratches Package Content: Comes with 3Pcs X Front Bumper Lip and Necessary hardware required for installation. Instruction manual Not Included Installation: Application of screws & bolts may be required to improve stability and fastness. Professional installation is highly recommended Fitment: Compatible with 2011 2012 2013 2014 Subaru Impreza WRX STI CS1 Style. Please confirm whether this front lip is suitable for your car before purchasing. Feature: The Front Bumper Lip made of high-quality polypropylene plastic, excellent durability and high strength, reliable and anti-collision. Three-stage wrap-around design provides a sleek look that minimizes wind resistance and improves fuel economy. Function: Front Lip Spoiler extends the front bumper downwards to form an air dam that blocks the airflow, preventing excessive airflow under the car and weakening the grip of the rear wheels. To a large extent, they also prevent scratches from driveways, speed bumps and curbs, protect your car bumper from scrapes, dents and scratches. Package Content: Comes with 3Pcs X Front Bumper Lip and Necessary hardware required for installation. Instruction manual Not Included. Installation: Application of screws & bolts may be required to improve stability and fastness. Professional installation is highly recommended.