STI Performance Muffler (low back pressure) FOR WRX STI

A performance-oriented muffler that weighs about 1.9 kg less than the standard specifications, reduces ventilation resistance by about 16%, and lowers back pressure. While clearing the safety standards and Type 1 retrofit silencer performance, the acceleration performance has improved by about 2%, and the engine response to accelerator operation has become sharper, making it one of the drivers and vehicles for performance-oriented WRX owners. Provides a feeling. In addition, the slash-cut tail pipe (95φ x 2 on one side) enhances the power of the rear view and produces high quality. The muffler body adopts a safe and secure structure that does not affect the power unit and exhaust system by STI's original tuning. And, we were particular about the sound tuning of the exhaust sound, and realized a high-quality and comfortable sound suitable for the WRX character.

* Conformity to safety standards and performance confirmed for Type 1 retrofit silencer
* Separate gaskets (SUBARU genuine parts, part number 44011SG010) and self-lock nuts (SUBARU genuine parts, part number 902330011) are required.
* Cannot be combined with the genuine Subaru accessory "Exhaust Finisher".