Full straight structure with low exhaust pressure design.
By adopting Φ75 pipe and full straight structure without restriction, it achieves low exhaust pressure 30% lower than OEM. By adopting Φ119 titanium tail with HKS logo, it creates a sporty rear view.
Sound tuning eliminates unpleasant booming sounds.
Valveless design allows you to enjoy a robust sporty sound over the entire range. Sound tuning also eliminates unpleasant booming sounds inside the car, creating a comfortable interior space.
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