Code No. 31029-AF005
Extremely Low Exhaust Pressure!!
The 75φ straight structure enables higher level tuning to 500ps.
Comfortable Driving with Less Noise
The lower exhaust resonance and interior noise under street driving were reduced.
Use with HKS Metal Catalyzer allows higher performance.
| Cert. No. | JQR20122093 |
|---|
| Vehicle | IMPREZA WRX STI |
|---|---|
| Model | GRB |
| Engine | EJ20(TURBO) |
| Model Year | 07/10 - 14/08 |
| Shape of muffler | SSR
(Super Turbo Muffler) |
|
|---|---|---|
| Main material | S304 | |
| Diameter of tip | 124 L&R | |
| Diameter of center pipe | 75-60 x 2 (*1) | |
| Close noise level | Stock | 80 |
| HKS | 88 | |
| About road clearance(*2) | Clearance | 146mm |
| Portion of the kit | Center pipe | |
| Remarks | ||
| Product Weight | ||
Remarks
Includes Center pipe. Compatible with the vehicle with the stock option STI exhaust finisher. Compatible with SPEC C. R205 is not confirmed.
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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