Subaru WRX STi 15-21 3" Resonated Mid Pipe Kit Power Management Maximum Differential Fuel Pressure –

Maximum Differential Fuel Pressure – 10

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Subaru WRX STi 15-21 3" Resonated Mid Pipe Kit Power Management Maximum Differential Fuel Pressure –*All headers and large exhaust items may be subject to additional shipping charges* The PLM 3" resonated mid pipe kit for Subaru WRX STI 3" 2015 2021 was made for maximizing HP gains, more flow, more power, more torque and more sound without sacrificing ride height. CNC mandrel bending allows for a constant tubing diameter throughout the bend, which results in precise fitment as well as improved exhaust gas flow. Each system is fitted with a