OVERTAKE Charge Pipe Kit - Subaru 2015-2021 WRXThe factory charge pipe on your 2015 21 WRX is plastic and narrow. It was never going to cut it. Subaru built the 2015 2021 WRX with a plastic charge pipe that restricts airflow and has no business handling sustained higher boost pressure. The OVERTAKE Charge Pipe Kit replaces it with CNC mandrel bent 2. 5 inch aluminum tubing and 5 ply reinforced silicone couplers that flow better, run cooler, and actually hold up under boost. Available in black,