HyperFlow - Down Pipe with Cat - WRX/STi (01-07)

Hyperflow

HyperFlow - Down Pipe with Cat - WRX/STi (01-07)

In the rangePart no. WS0107-DPC-SG
Pipe diameter
3.5in tapering to 3.0in
Material
Cast 304 stainless steel
Fittings
Spare wideband O2 sensor bung
Fits
GD Impreza WRX / STI (2000–2007), GG Impreza WRX wagon (2000–2007)
Category
Intake & exhaust
All 8 specifications ↓

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We can’t take an order yet — supply is still being arranged. Ask, and we will tell you what we know about it and let you know when it is available. What people ask for is what we range first.

  • Fitment is confirmed, not guessed

    A chassis is listed only where the part is on one of our cars or on the manufacturer’s own application list.

  • Some of this is on our cars

    Parts marked On our cars are ones we race. Those descriptions are written from running them, not from a brochure.

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    Enquiries go to Michael, who races the cars. Tell us the car and what you are trying to fix.

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Specifications

Brand
Hyperflow
Part number
WS0107-DPC-SG
Pipe diameter
3.5in tapering to 3.0in
Material
Cast 304 stainless steel
Fittings
Spare wideband O2 sensor bung
Finish
Hand TIG welded, polished
Fits
GD Impreza WRX / STI (2000–2007), GG Impreza WRX wagon (2000–2007)
Category
Intake & exhaust

Figures as published for this part; fitment is only what we have confirmed. Check critical dimensions against your car before ordering.

About this part

HyperFlow's WS0107-DPC-SG down pipe with cat covers the 2001–2007 WRX and STI, across the GD sedan and GG wagon. The pipe is cast 304 stainless steel, tapering from 3.5in to 3.0in, hand TIG welded and polished, with a spare bung for a wideband O2 sensor.

Fitment

Confirmed for the chassis below. We list a chassis only where the part is on one of our cars or on the manufacturer’s own application list.

More like this: GD intake and exhaust parts (55) · GG intake and exhaust parts (46)

We have not run this part ourselves — the ones we have are marked on our cars.