Whiteline Front and Rear Sway Bar Kit w/ Endlinks – 2005-2006 Subaru STI
Matched Anti-Roll Package for the 2005-2006 GD STI
The Whiteline BSK009M is a matched front and rear sway bar kit with endlinks for the 2005-2006 Subaru STI (GD chassis). Both bars are blade-adjustable, endlinks are included for both axles, and the kit is engineered as a matched system. Everything needed for a complete anti-roll upgrade for the mid-production GD STI in one package.
DETAILS
- Matched front and rear adjustable sway bars
- Front and rear endlinks included
- All mount bushings and hardware included
- Fitment: 2005-2006 Subaru STI (GD chassis)
- Direct bolt-on installation
Mid-Production GD STI
The 2005-2006 GD STI represents the mid-production run of the GD chassis. The factory suspension is already more aggressive than the WRX spec, but Whiteline’s matched kit provides further improvement — additional roll stiffness, lower center of gravity (with lowering springs from Grip Series), and correct bar geometry.
Complete Kit
Front bar, rear bar, front endlinks, rear endlinks, all mount hardware. A complete anti-roll installation in one purchase.
Adjustable Balance
Both bars offer blade-adjustable positions. Start at matched middle settings for balanced improvement; adjust from there.
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
The complete matched anti-roll kit for the 2005-2006 GD STI. Everything fits together as a system — the bar diameters, bushing specs, and mount hardware are all matched. Stock-height endlinks are included; if the car has been lowered, adjustable endlinks are the correct follow-on purchase. Run both bars at their middle positions first and adjust from there based on how the car responds on your road or circuit of choice.
What’s in the Box
- Matched front and rear adjustable sway bars
- Front and rear endlinks included
- All mount bushings and hardware included
Fitment
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2005-2006 | Subaru | STI | All |





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