Hi-Power409 MR2 Explanation of the product Application chart

MR2 E-SW20
Code No. 31006-AT008

Cert. No. 03S07409

Vehicle MR2
Model SW20
Engine 3S-GTE
Model Year 89/10 - 99/09
Shape of muffler HP (Hi-Power409)
Main material S409(*2)
Diameter of tip 120
Diameter of center pipe 75(*3)
Close noise level Stock 94
HKS 97
About road clearance(*4) Clearance 107mm
Portion of the kit Center pipe
Remarks Data with low down suspension.
Product Weight


Make to order item


About HKS muffler

*1: About silencer shell type of Silent Hi-Power
TYPE-S/Oval silencer for noise reduction.
TYPE-H/Round silencer for performance.

*2: Main material in the component figure.

: SUS304/High quality stainless steel.
: SUH409/Stainless steel commonly used for stock exhaust.

*3: 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.

*4: 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.