Product Name
SUPER TURBO MUFFLER GDB (E-G)
MSRP
$1,280.00
Specifications
Product Code
31029-AF001
WEIGHT(kg)
19.8
NO. OF BOX
1
LENGTH (mm)
1520
WIDTH (mm)
520
HEIGHT (mm)
520
Available for
Make
Model
Model Year
Engine
Chassis Code
Drive Train
Make
SUBARU
Model
IMPREZA WRX STI 4D
Years
2004-2007
Engine
EJ257
Chassis
GD
Drive Train
AWD
Remarks For applied model E-G. About HKS muffler *1: About silencer shell type of Silent Hi-Power *3: About center pipe 
Cert. No. 03S15238 Vehicle IMPREZA Model GDB Engine EJ20(TURBO) Model Year 04/06 - 07/06 Shape of muffler SSR
(Super Turbo Muffler)Main material S304(*2) Diameter of tip 124 Diameter of center pipe 75(*3) Close noise level Stock 84 HKS 91 About road clearance(*4) Clearance 118mm Portion of the kit Center resonator Remarks Product Weight 
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.
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.