Apexi N1 Evo-R Muffler, 2011-2014 Subaru Impreza WRX/STI (Sedan) *Discontinued Carbon Fiber Parts Built from aluminum for durability

Built from aluminum for durability against heat cycling and exhaust pressure

Test-fit in your vehicle before final installation to confirm clearance at the firewall and under the dash pad

Size 6*30*22(Depth*Width*Height)

Precision CNC mandrel-bent piping

Bring stainless steel fasteners rated for your vehicle's frame material

Apexi N1 Evo-R Muffler, 2011-2014 Subaru Impreza WRX/STI (Sedan) *Discontinued Carbon Fiber Parts Built from aluminum for durabilityThe N1 series muffler has become a staple of the import tuning industry. The N1 was the first of its kind to incorporate the classic angled muffler design that has became so familiar with today's street cars. Born from our involvement in the grueling N1 endurance series, the N1 exhaust system pairs a straight through design racing muffler with free flowing, mandrel bent piping (60. 5mm N A, 80mm for turbo applications). The combination has resulted in