Product Details
The ultimate entry level suspension upgrade! Performance, handling and comfort make up the Grip Series Stage 1 Kit to your 2015-2021 Subaru Impreza WRX Base, Limited, Premium (GP/GJ/GK/GT) featuring Whiteline signature front and rear adjustable (where applicable) Sway Bars, drop links and performance lowering springs. Whiteline Springs deliver improved vehicle performance whilst maintaining safety and ride quality characteristics. This kit contains 6.1kg/mm (329lb/in) front rated springs that provide a 15mm drop while the 5.8kg/mm (325lb/in) rears deliver a desirable 15mm to the rear of the vehicle. Boasting a 26mm 2 point adjustable front sway bar and 22mm 3 point adjustable rear sway bar, the kit is completed with high quality Sway Bar Links and mounting accessories that ensure optimum performance and ease of installation. Achieve perfect balance and precise tuning with this GS1 Kit.
Standard Features
- By eliminating flex associated with original equipment, these high strength links are engineered to improve overall performance, increased rigidity and responsiveness which can be felt especially during lane changes and initial turn.
- DIY Lateral locks prevent shifting or sideways movement of the sway bar under lateral (cornering) loads.
- Engineered for superior fit/performance with OEM shocks while produced to the finest tolerances ensuring exact fitment.
- Forged ends ensure maximum strength and performance of the sway bar at the sway bar link mounting point.
- Whiteline Sway Bars are principally designed to reduce body roll or sway while cornering.
- Whiteline's latest technology synthetic elastomer formulation boasts resistance to oil, grease, ozone and weathering.
- Bracing maintains alignment angles and spring rates by greatly reducing body or chassis flex.
- Eliminate sway bar preload during installation and allow for on-car length adjustment of up to 25mm center to center.
- Whiteline Sway Bar Mounts utilize the latest technology synthetic elastomer combined with effective designs such as the internal bore knurling and grease retention lips for optimum lubrication & performance.
- Cold rolled in Europe from the highest quality material.
- Protective powder coating acts as a hard skin that is much tougher than conventional paint allowing this product to withstand the toughest conditions and resist corrosion for years to come.
- Supplied with extreme pressure molybdenum disulphide (LM) based grease for extended life.
- Protective plating on all metal components acts as a hard skin that is much tougher than conventional paint allowing this product to withstand the toughest conditions and resist corrosion for years to come.
- Install guide included providing detailed instructions on how to install your new Whiteline purchase.
- Take control with multi-point adjustment that allow the driver to fine tune vehicle characteristics to suit their driving preference or conditions.
- Manufactured from high quality alloy and include heavy duty steel ball joint ends ensuring maximum strength and durability.
- Heavy duty ball joints adjust and rotate to any angular combination for ease of fitment and optimum performance.
- These progressive rate springs are designed to provide improved performance without compromising ride quality characteristics.
- Internal grease reservoirs provide continual self lubrication for optimum friction management.
Specifications
| Part Number | GS1-SUB007 |
| Part Name | Suspension Kit |
| Vehicle | 2015-2021 Subaru Impreza WRX Base, Limited, Premium |
| Chassis Code | GP/GJ/GK/GT |
| Spring Rate - Front | 347 PPI |
| Sway Bar Adjustable - Front | Yes |
| Sway Bar Diameter - Front | 26 mm |
| Sway Bar Included - Front | Yes |
| Sway Bar Links Included - Front | Yes |
| Installation Difficulty | Difficult |
| Installation Time (hrs) | 6 |
| Kit Contents | 4 Springs, 2 Sway Bars, 4 Links, 4 Bushings, 2 Braces, 4 Spacers, 2 Bolts, 8 Washers, 2 Nuts |
| Spring Rate - Rear | 333 PPI |
| Sway Bar Adjustable - Rear | Yes |
| Sway Bar Diameter - Rear | 22 mm |
| Sway Bar Links Included - Rear | Yes |
| Wheel Alignment Required | Yes |
| Notes | Vehicle sway bar and lowered spring kit - contains WSK-SUB007 and BSK019 - essential to Activate more grip |



