ROUSH Rear Valance Aero Foil Kit For 18-19 Ford Mustang (Excl. EcoBoost/GT350)

ROUSH Rear Valance Aero Foil Kit For 18-19 Ford Mustang (Excl. EcoBoost/GT350) Ready to race, or just show off the performance capabilities of the 2018-2021 Mustang Add ROUSH Rear Valance Aero Foil Kit, designed to work with the factory quad-tip GT valance! Designed utilizing techniques used in racing to improve aerodynamic efficiencies, ROUSH Rear Valance Air Foils work to separate the airflow beneath the car, allowing a smaller portion to follow the under-body contours, adjusting rear downforce. Each piece is made from high-strength TPO (thermal plastic olefin) with a black stipple finish, for an OEM look and lasting durability. The plastic is molded with high-pressure injection, the same process used by OE automotive manufactures, which allows for impact resistance and durable flexibility, while remaining lightweight with low density. Roush Mustang Rear Side Splitter Kits These Roush Mustang rear side splitter kits are designed to add race-inspired styling to your Mustang. They will fit underneath the rear valance to create an aggressive styling line with the road. The kits include both the left and right sides with hardware to complete the installation. These Roush Mustang rear side splitter kits are manufactured from high-strength TPO for long-lasting durability and have a black stipple finish to be more resistant to rocks and road debris while driving.