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HKS Super Turbo Muffler GR Yaris

HKS Super Turbo Muffler GR Yaris


“High-dimensional Super Turbo Muffler Debut”

Exhaust Efficiency & Sound Pressure Reduction are implemented together.
The turbo engine master HKS challenged to implement the following 3 characteristics together to develop Super Turbo Muffler.

  • Effective on stock to high performance vehicles w/ upgraded turbines.
  • The performance exhaust sound meets the JASMA standard.
  • Unique exhaust sound designed specifically for the engine.

In stock

SKU: 31029-AT006 Categories: , , , Tags: , , ,


stm Code No. 31029-AT006


A straight structure and there is no restriction
The exhaust pressure is 30% less than that of the stock exhaust system, and Super Turbo Muffler could be meeting about 500 horsepower.
Commitment to sound quality
The combination of the silent chamber and special silencer reduces the unpleasant sound. You can enjoy a powerful sound when you are accelerating.




31029at006 muffler



Cert. No. JQR40202130
Vehicle GR YARIS
Model GXPA16
Engine G16E-GTS
Model Year 20/09 –
Shape of muffler (Super Turbo Muffler)
Main material
Diameter of tip
Diameter of center pipe (*1)
Close noise level Stock
About road clearance(*2) Clearance 145mm
Portion of the kit Mid pipe
Product Weight


31029at006 zu



Not compatible with RS(1.5L FF). Cannot install GR rear bumper spoiler. RC grade does not comply with Japanese regulations.


About HKS muffler

*1: About center pipe
Diameter of center pipe is the portion that has the largest diameter. (Excluding silencer and tip.) It is the condition with stock suspension.

*2: Minimum road clearance between HKS muffler (Any parts included in the kit) and road surface. Therefore, it may be different from actual road clearance of the vehicle.
The data is basically the condition with stock suspension. However, please understand that some items have data with low down spring or ride height adjustable suspension kit.

Caution: Hook, bracket, stay may be changed without prior notice.

★ Exhaust noise level at idle.


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