Super Turbo Muffler GR SUPRA Explanation of the product Application chart

Code No. 31029-AT005

Comply with a Japanese vehicle inspection
Having both maintaining a comfortable sporty sound along with suppressing unpleasant sounds that occurred at the normal rpm range. Straight structure without narrow part achieved low back pressure and it meets the strict noise regulations in Japan.
Stock Exhaust Valve Compatible
Employing the structure that allows the reinstallation of the stock exhaust valve motor. Switching Sports/Normal mode can continue to use from the stock muffler.

Cert. No. JARI10200019P

Vehicle GR SUPRA
Model DB22
Engine B48
Model Year 19/05 - 
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 110mm
Portion of the kit Mid pipe
Remarks *ハイパーマックスツーリング装着車
Product Weight 24.1kg


・For 2.0L (SZ-R) ・Factory control valve actuator can continue to use ・For vehicle without OPF


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.