Fitment Information: 2022-2025 Subaru WRX Fitment note: This item has been designed as a direct bolt-on to your PLM Axle Back system and it may not fit other axleback exhaust systems. Also, this product does not work with SPT Axleback exhaust systems. Features: The PLM Private Label Mfg. Power Driven 3-inch Mid Exhaust Pipe Kit for your 22-23 VB WRX has been designed for maximizing HP gains, more flow, more power, more torque & more sound! Each system is fitted with a resonator and can be directly bolted onto your PLM axle back for a quick and easy install. Resonated version 3" inch piping into to 2.5" inch at the y-section Stainless steel construction Stainless steel Y-collector CNC-machined flanges Mandrel bent piping TIG welded Includes hardware and gaskets Direct bolt-on to PLM axle-back One year warranty Do you like it louder? Check out the PLM Non-Resonated Mid Pipe Kit for your 2022-2025 WRX.