HKS HIPERMAX S Coilovers for Subaru WRX
HKS 80300-AF009 is a full coilover kit for the 2015-2021 Subaru WRX with VAG chassis and FA20 turbo engine. HKS 80300-AF009 uses height-adjustable lower brackets, 30-step damping adjustment, and rubber upper mounts for a street-focused suspension setup.
Key Features
- HKS provides 30-step damping adjustment at the front and rear
- HKS uses height-adjustable lower brackets at the front and rear
- Front inverted and rear normal damper layout
- Rubber upper mounts and helper springs
- Front spring rate 88 N/mm and rear spring rate 69 N/mm
Fitment
| Vehicle Application | Chassis | Engine | Drivetrain |
|---|---|---|---|
| 2015-2021 Subaru WRX | VAG | FA20 Turbo | AWD |
Specifications
| Detail | Value |
|---|---|
| Part Number | HKS 80300-AF009 |
| Product Type | Full coilover kit |
| Damping Adjustment | HKS 80300-AF009, 30 steps front and rear |
| Lower Brackets | Height adjustable, front and rear |
| Upper Mounts | Rubber, front and rear |
| Damper Layout | Front inverted, rear normal |
| Spring Rates | Front 88 N/mm, rear 69 N/mm |
| Warranty | 3 years or 60,000 km |
What's Included
- 2 front suspension assemblies
- 2 rear suspension assemblies
- 2 stabilizer links
- 4 M12 washers
- 4 M12 nuts
- 4 spacers
- 1 adjustment dial
- 2 spanner wrenches
- 1 warranty registration certificate
- 1 installation manual
About HKS
HKS develops performance parts for street and motorsport applications. The HIPERMAX S range combines adjustable ride height and damping settings for a tunable street suspension package.
FAQ
What Subaru does this kit fit?
This kit fits the 2015-2021 Subaru WRX with VAG chassis, FA20 turbo engine, and all-wheel drive.
Does it fit the WRX STI?
This product page is limited to the verified WRX VAG application. Confirm a separate application before ordering for another chassis.
How many damping settings are available?
The front and rear dampers each provide 30 adjustment steps, with the factory setting at 15 clicks back from the hardest position.
Are the upper mounts rubber or pillow ball?
The verified kit uses rubber upper mounts at the front and rear.
Can ride height be adjusted?
Yes. Height-adjustable lower brackets are fitted at the front and rear, and the supplied spanner wrenches are used for adjustment.
What are the spring rates?
The front springs are 88 N/mm and the rear springs are 69 N/mm.
Is professional installation recommended?
Yes. Installation requires suspension work and a wheel alignment check after installation.
Is there an EyeSight caution?
Suspension changes may affect EyeSight operation. Refer to the vehicle owner information before installation.
Installation Instructions
- Confirm the vehicle is a 2015-2021 Subaru WRX with VAG chassis and FA20 turbo engine.
- Raise and support the vehicle safely, then remove the wheels.
- Install the front and rear suspension assemblies according to the supplied manual and specified torque values.
- Install the supplied stabilizer links and hardware where directed.
- Set ride height with the supplied spanner wrenches and set both sides of each axle equally.
- Set damping from the fully hard position, then return the same number of clicks on matching dampers.
- Reinstall the wheels and perform a wheel alignment before normal driving.
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