OLM STI Spoiler Side Fins Crystal Black Silica / Raven 2015-2021 WRX / STI | Paint-Matched Aero Enhancements | Exterior Accessories
Overview
The OLM STI Spoiler Side Fins are precision-engineered aerodynamic accessories designed specifically for the 2015-2021 Subaru WRX and WRX STI. These side fins attach seamlessly to the factory rear wing, enhancing both the visual aggression and aerodynamic efficiency of your vehicle. Ideal for Subaru enthusiasts looking to elevate their car’s exterior styling while gaining subtle improvements in downforce and airflow management.
Crafted with attention to detail, these spoiler side fins feature a Crystal Black Silica / Raven (D4S) finish that perfectly matches the OEM paint codes for a clean, factory-integrated look. Installation is straightforward using high-quality double-sided adhesive, ensuring a secure fit without the need for drilling or modifications. OLM’s design philosophy focuses on OEM+ quality, blending form and function to complement Subaru’s iconic rear wing design.
By improving airflow around the rear wing, these side fins contribute to enhanced stability at higher speeds, which is especially beneficial for spirited driving or track days. Beyond performance, the added flare visually sharpens the rear profile of your WRX or STI, reinforcing its aggressive stance and Subaru motorsport heritage. This subtle upgrade is a practical and stylish way to personalize your Subaru while maintaining a cohesive factory appearance.
Features & Specifications
This OLM STI Spoiler Side Fins set is engineered for 2015-2021 Subaru WRX and WRX STI models and features a Crystal Black Silica / Raven (D4S) paint-matched finish. Constructed from durable materials with a high-quality adhesive mounting system, it delivers enhanced aerodynamics and OEM+ aesthetics for Subaru enthusiasts seeking a refined exterior upgrade.
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Brand: OLM
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Product: STI Spoiler Side Fins Crystal Black Silica / Raven
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Part Number: OLMOLM15STIFIN-D4S
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Fitment: 2015-2021 Subaru WRX / WRX STI
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Material: High-quality automotive-grade plastic
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Finish: Crystal Black Silica / Raven (D4S) paint-matched
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Construction: Molded with precision paint application
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Origin: Manufactured with OEM-level quality standards
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Mounting: Double-sided adhesive tape included for secure installation
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Quantity: Sold as a pair (left and right side fins)
Key Benefits
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Aerodynamics: Enhances rear wing airflow for improved downforce and stability at speed
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Fitment: Paint-matched to Crystal Black Silica / Raven for a seamless factory appearance
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Installation: Simple bolt-free mounting with double-sided adhesive for a clean, damage-free install
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Aesthetics: Adds aggressive styling and extra flare to the rear wing, reinforcing Subaru’s motorsport heritage
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Durability: Made from automotive-grade materials designed to withstand road conditions and weather exposure
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Value: Sold as a pair to ensure balanced visual and aerodynamic improvements on both sides
What's Included
- 2× OLM STI Spoiler Side Fins (Left and Right)
- Double-sided adhesive tape pre-applied for mounting
- Installation instructions
Installation & Compatibility
Installation of the OLM STI Spoiler Side Fins is straightforward and DIY-friendly, requiring no drilling or special tools. The fins attach securely using the included double-sided adhesive tape, which ensures a strong bond to the factory spoiler surface. It is important to clean the mounting area thoroughly before installation to maximize adhesion. These fins are designed exclusively for the 2015-2021 Subaru WRX and WRX STI models finished in Crystal Black Silica / Raven (D4S) paint codes, so verifying your vehicle’s color match is essential for the best visual integration. No tuning or modifications are required.
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Professional Installation: Optional, but recommended for best finish
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Modifications Required: None
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Verify Compatibility: Confirm paint code and model year before purchase
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