APR Carbon Fiber Side Skirt Extensions for 2015-2021 WRX/STi (FS-815008) TRS 0V ) * 100 45

0V ) * 100 45 tPS Relative throttle position % % % = ( (TPS Voltage - Closed TPS Voltage) / 5

(2) M8 Nuts

2004+ Subaru STi

• 4-ply silicone couplers to handle more volume and increased boost pressure

APR Carbon Fiber Side Skirt Extensions for 2015-2021 WRX/STi (FS-815008) TRS 0V ) * 100 45APR carbon fiber side skirt extensions for 2015 2021 Subaru WRX STi models help reduce lift at high speeds and look great doing it! All necessary install hardware is included. Vehicle Fitment: 2015 2021 Subaru WRX (VA FA20) 2015 2021 Subaru STi (EJ25) More Info from APR: APR Side Rocker Extensions are the next step to help aerodynamically tune the handling of a car. Made of lightweight and durable carbon fiber composites, APR Side Rocker Extensions