It is a performance-oriented muffler that is about 1.9 kg lighter than the standard specification, reduces airflow resistance by about 16%, and lowers back pressure. Acceleration performance has been improved by about 2% while clearing the safety standards and the performance of the type 1 retrofit silencer, and the engine response to accelerator operation has become sharper. provide a feeling. In addition, the slash-cut tailpipes (95 φ x 2 on one side) increase the power of the rearview and produce high quality. The muffler body uses STI’s own tuning to ensure a safe and secure structure that does not affect the power unit or exhaust system. In addition, we focused on the sound tuning of the exhaust sound, realizing a high-quality and comfortable sound suitable for the character of WRX.
*Prices listed are the manufacturer’s suggested retail prices excluding wages.
*Safety standard compliant and Class 1 retrofit silencer performance confirmed
*2 separate gaskets (SUBARU genuine part, part number 44011SG010) and 4 self-lock nuts (SUBARU genuine part, part number 902330011) are required.
* Cannot be installed together with Subaru genuine accessory “exhaust finisher”.