SKU: 70019-AF107 | UPC: 4957266257685
HKS Super Power Flow SPF VAG/VMG FA20 2014-2021 Subaru WRX S4
The HKS Super Power Flow SPF is a direct-fit performance air intake filter designed for the Subaru WRX S4 VAG/VMG models with FA20 turbo engine. It fits 2014 to 2021 WRX S4 sedans enhancing turbo intake sound while boosting acceleration response and low to mid-range torque for better drivability. No ECU recalibration is required making it a plug-and-play upgrade that delivers measurable gains in torque up to 398.2 N·m.
Key Features
- Turbo Sound Enhancement: Amplifies the distinctive turbo intake spool-up sound for an engaging driving experience during acceleration.
- Torque and Response Gains: Increases torque in low to mid RPM range from 383.1 N·m to 398.2 N·m with maximum output rising to 202.1 kW improving everyday drivability without peak power changes.
- No Tuning Required: Direct replacement installs without ECU adjustments preserving stock tuning and simplifying the upgrade process.
- Premium Construction: Features a green SPF filter body paired with a black anodized aluminum heat insulator etched with HKS logo for a clean engine bay look.
- Precise Fitment: Φ200-80 mm size engineered specifically for FA20 turbo intake tract ensuring seamless integration and optimal airflow.
Product Notes
- Designed as a drop-in replacement for stock air filter no additional modifications needed.
- Washable and reusable filter element maintains performance over time with proper cleaning.
- Packaged in protective box dimensions approximately 12 x 12 x 8 inches for secure transit.
Installation Notes
- Professional installation recommended.
- Direct bolt-on fit replaces OEM air filter in under 30 minutes using basic hand tools.
- Compatible with factory intake piping and hardware no adapters required.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2014-2021 | Subaru | WRX S4 | DBA-VAG / VMG FA20 Turbo |
Why Choose HKS?
- Decades of JDM tuning expertise with proven results in Subaru turbo applications.
- High-flow filter media tested for durability and consistent performance gains.
- JDM-engineered components built to exact OEM tolerances for reliable fit and function.
Frequently Asked Questions
- Q: Will this fit my 2016 Subaru WRX S4 VAG?
A: Yes it fits all 2014-08 to 2021-03 WRX S4 DBA-VAG and VMG models with FA20 turbo engine confirmed via HKS fitment data. - Q: What materials are used in the SPF body?
A: Green high-flow SPF filter body with black alumite-treated aluminum heat insulator for heat resistance and style. - Q: Does installation require tuning or warranty concerns?
A: No ECU tuning needed covered under standard HKS warranty for defects when installed correctly.
Shipping & Handling
- Method: Ground shipping via UPS or FedEx
- Availability: In stock – ships same or next business day
- Packaging: Secure retail box 12 x 12 x 8 inches
- Weight: 3.5 lbs
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