Whiteline Front Sway Bar 22mm – 2002-2007 Subaru WRX / 2007 STI
Fixed 22mm Front Bar for the GD WRX
The Whiteline BSF33 is the non-adjustable 22mm front sway bar for the 2002-2007 Subaru WRX and 2007 STI (GD chassis). When you know the 22mm specification is right for your build and you don’t need the three positions of the BSF33Z, this fixed-rate bar provides the same anti-roll stiffness in a simpler format. Same quality construction, same polyurethane mount bushings, same direct fitment.
DETAILS
- 22mm fixed-rate front sway bar
- Solid spring steel, silver powder coat
- Includes mount bushings and hardware
- Fits 2002-2007 Subaru WRX and 2007 STI (GD chassis)
- Non-adjustable alternative to the BSF33Z
Fixed Rate on the GD WRX
The GD WRX responds well to a 22mm front bar upgrade — reduced body roll, sharper turn-in, better front tire loading. The BSF33 delivers that improvement without the additional adjustment mechanism of the BSF33Z. For daily drivers and street builds where the setting won’t be changed, this is the practical choice.
Complement With Rear Bar
The GD WRX benefits from matching front and rear bar upgrades. Whiteline’s BSR36Z (22mm) or BSR36XZ (24mm) rear bars are the natural complements to the BSF33 front bar.
Correct Install Notes
Includes polyurethane mount bushings and all hardware. Remove the OEM front bar, clean the mount surfaces, install with the provided hardware. Confirm correct endlink length after installation.
Why Choose Whiteline
Whiteline has been engineering suspension components from their facility in Australia since 1979. Every product in their catalog is developed with a clear goal: measurable improvement in handling, stability, and tyre contact. Whiteline’s polyurethane bushings, sway bars, control arms, and alignment correction kits are engineered using finite element analysis and validated on track before they reach the market. Their components are direct-fit, bolt-on solutions designed for enthusiasts who want real performance gains without fabrication or custom work.
The RallySport Take
A straightforward, clean front bar for the GD WRX. If adjustability isn’t needed, this is the right choice. Installation is a straightforward bar swap — remove the OEM bar, install the Whiteline unit with the provided polyurethane mount bushings, connect the endlinks. Start in the middle adjustment position and move from there. Adjustable endlinks are a worthwhile companion purchase if the car has been lowered, ensuring the bar operates at zero preload at the new ride height.
What’s in the Box
- 22mm fixed-rate front sway bar
- Solid spring steel, silver powder coat
- Includes mount bushings and hardware
- Non-adjustable alternative to the BSF33Z
Fitment
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2004-2007 | Subaru | STI | All |
| 2002-2007 | Subaru | WRX | All |





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