• Hi-Power 409 mufflers offer a cost effective solution for your sports muffler needs. 
•  SUH409 has other benefits such as being more resistant to thermal expansion and improved acoustic properties.
• Aggressive exhaust sound.
• Efficient exhaust gas flow by the pipe layouts.

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. 

Remarks

For AT/MT.