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SKU: ASTLS-18-026 | UPC: astASTLS-18-026
AST Suspension Lowering Springs - 2015-2021 Subaru WRX STI (VA) 20mm/20mm
AST Lowering Springs ASTLS-18-026 provide a 20mm drop front and rear for 2015-2021 Subaru WRX STI VA chassis models. These springs lower the center of gravity for improved handling while retaining much of the OEM ride comfort. Crafted as direct OEM replacements they enhance performance through progressive spring rates and precise vehicle-specific engineering.
Key Features
- 20mm Front and Rear Drop: Reduces center of gravity for sharper cornering and better stability without sacrificing daily drivability
- Progressive Spring Design: Balances lowering with controlled compression for responsive handling and maintained ride quality on varied roads
- Cold-Coiled on Wafios Machines: Ensures consistent tolerances and durability using premium high-tensile steel for long-term reliability
- Lifetime Warranty Against Breaking: Covers manufacturing defects providing confidence for track or street use
- Vehicle-Specific Development: Engineered exclusively for Subaru WRX STI VA chassis to ensure perfect fit and performance gains
Product Notes
- Direct bolt-on replacement for OEM springs no modifications required
- Pair with compatible shocks for optimal results inspect alignment post-install
- Ships as complete set of four springs in protective packaging
Installation Notes
- Professional installation recommended.
- Requires standard spring compressor tools and alignment after install
- Compatible with factory struts and most aftermarket coilovers
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2015 | Subaru | WRX STI | Base |
| 2015 | Subaru | WRX STI | Launch Edition |
| 2015-2021 | Subaru | WRX STI | Limited |
| 2019 | Subaru | WRX STI | S209 |
| 2016 | Subaru | WRX STI | Series.HyperBlue |
| 2018 | Subaru | WRX STI | Type RA |
Why Choose AST?
- Over 3000 vehicle applications from 1966 to 2023 prove broad expertise in suspension tuning
- Premium materials and Wafios cold-coiling deliver consistent quality and strength
- Progressive rates provide handling improvements tailored to each model
Frequently Asked Questions
-
Q: Will these fit my 2017 Subaru WRX STI Limited?
A: Yes ASTLS-18-026 fits all 2015-2021 WRX STI VA chassis including Base Limited Launch Edition S209 HyperBlue and Type RA submodels as direct OEM replacements -
Q: What material are the springs made from?
A: High-tensile steel cold-coiled on Wafios machines for durability and precise progressive rates -
Q: What does the lifetime warranty cover?
A: Lifetime warranty against spring breakage from manufacturing defects when installed and used properly
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock - ships same or next business day
- Packaging: Secure box 18 x 8 x 8 inches
- Weight: 11.5 lbs shipping weight
AST
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