SKU: FL18SBIMP-MB3 | UPC: 887753486080
Seibon 2018-2021 Subaru WRX STI Carbon Fiber Front Lip – MB3 Style
Transform your Subaru with the Seibon FL18SBIMP-MB3 MB3-style carbon fiber front lip designed for 2018-2021 WRX and STI models. This direct-fit component reduces front-end weight while improving downforce and handling stability at high speeds. Handcrafted for precision fit and lasting durability it delivers race-proven aerodynamics without needing paint.
Key Features
- Lightweight Construction: High carbon-to-resin ratio creates stiff strong structure weighing only 4.85 lbs to shed unnecessary mass.
- Aerodynamic Design: Engineered shape generates downforce used by professional race teams worldwide for better track performance.
- Glossy Finish: UV-resistant clear coat resists chipping and flaking for a show-quality look straight from the box.
- Premium Material: 3K 2×2 twill weave carbon fiber fabric ensures consistent pattern and structural integrity.
- Expert Craftsmanship: Built by team with over 20 years experience in carbon fiber for reliable fit and performance.
Product Notes
- Inspect upon arrival for any shipping damage and test fit before installation.
- Clean with mild soap and water avoid abrasives or wax to maintain clear coat.
- Packaged in protective foam-lined box measuring 52 x 18 x 8 inches.
Installation Notes
- Professional installation recommended.
- Bolt-on design uses OEM mounting points and hardware for straightforward setup.
- May require minor trimming of undertray for perfect alignment on STI models.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2018-2021 | Subaru | WRX | Base |
| 2018-2021 | Subaru | WRX | Premium |
| 2018-2021 | Subaru | WRX | Limited |
| 2018-2021 | Subaru | STI | Base |
| 2018-2021 | Subaru | STI | Limited |
Why Choose Seibon?
- Established in 2003 by automotive enthusiasts focused on carbon fiber body parts.
- Race-tested components trusted by pro drivers for strength and reliability.
- Rigorous multi-step quality control ensures precise fit for VA-chassis Subarus.
Frequently Asked Questions
- Q: Does it fit 2021 WRX STI models?
A: Yes direct bolt-on for all 2018-2021 WRX and STI trims using factory hardware. - Q: What carbon fiber weave is used?
A: Professional-grade 3K 2×2 twill weave with glossy clear coat for durability and appearance. - Q: What is the warranty coverage?
A: One-year warranty against manufacturing defects lifetime on structural issues when installed properly.
Shipping & Handling
- Method: UPS Ground or LTL freight for oversized packaging
- Availability: In stock – ships same or next business day
- Packaging: Secure foam-lined box 52 x 18 x 8 inches
- Weight: 4.85 lbs product 10 lbs shipping





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