||Code No. 31021-AS003
A sporty sounding exhaust with titanium tips
Big tips feature HKS logo on a beautiful blue gradation of titanium.
Enjoy a beautiful low exhaust tone without an unpleasant drone.
Exhaust sound rises with RPM to encourage passionate driving.
| Model Year
||17/09 - 20/04
| Shape of muffler
| Main material
| Diameter of tip
| Diameter of center pipe
| Close noise level
| About road clearance(*2)
| Portion of the kit
||Stock Mid Pipe
||Minimum Clearance is 120mm (Front Under Panel)
| Product Weight
Main muffler only.
Not confirmed 4BA-ZC33S made after 2020.
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.