Extreme Dimensions Duraflex VRS Rear Diffuser 15-21 Subaru WRX | Signature Black Finish | Rear Aero Diffuser

Overview

The Extreme Dimensions Duraflex VRS Rear Diffuser is designed specifically for the 2015-2021 Subaru WRX, enhancing both the vehicle’s rear aesthetics and aerodynamic performance. This rear diffuser integrates seamlessly with the WRX’s aggressive styling, providing a functional upgrade that appeals to enthusiasts looking to improve their car’s visual presence and aerodynamic efficiency. Crafted for Subaru owners who value both form and function, this diffuser offers a durable and flexible solution to rear-end styling.

Constructed from a proprietary polymer blend and hand-laid 6 oz. fiberglass, the Duraflex VRS diffuser balances strength and flexibility to withstand the rigors of daily driving and spirited use. The design incorporates a high-quality, weather-resistant aluminum mesh grille where applicable, adding a refined touch while protecting the diffuser’s internal structure. Extreme Dimensions’ engineering approach focuses on durability and longevity, reducing damage rates by up to 75% compared to traditional materials, making it a practical upgrade for Subaru enthusiasts.

Beyond aesthetics, this diffuser contributes to modified aerodynamics by managing airflow under the rear of the WRX, which can help stabilize the vehicle at higher speeds. The combination of increased durability and aerodynamic refinement makes this diffuser a valuable addition for WRX owners seeking an OEM+ quality upgrade that complements their Subaru’s performance and style.

Features & Specifications

This Extreme Dimensions Duraflex VRS Rear Diffuser is engineered for the 2015-2021 Subaru WRX and features a signature black finish with a weather-resistant aluminum mesh grille. Constructed from a proprietary polymer blend and hand-laid fiberglass, it delivers enhanced durability and aerodynamic benefits for Subaru enthusiasts seeking a stylish and functional rear diffuser.

• Brand: Extreme Dimensions
• Product: Duraflex VRS Rear Diffuser
• Part Number: 113471
• Fitment: 2015-2021 Subaru WRX
• Material: Proprietary polymer blend with 6 oz. fiberglass
• Finish: Signature black
• Construction: 13-piece hand-laid fiberglass
• Origin: Not specified
• Additional Features: High-quality weather-resistant aluminum mesh grille (where applicable)
• Durability: Increased flexibility and damage resistance up to 75% reduction
• Warranty: Limited warranty and satisfaction guarantee

Key Benefits

• Aesthetics: Signature black finish and integrated mesh grille provide a clean, aggressive rear-end look that complements the WRX styling.
• Durability: Proprietary polymer blend and hand-laid fiberglass construction offer superior flexibility and resistance to damage compared to standard diffusers.
• Aerodynamics: Modified airflow management enhances rear stability at speed, contributing to improved handling confidence.
• Fitment: Designed specifically for 2015-2021 WRX models ensuring precise OEM+ fitment and easy integration.
• Weather Resistance: Aluminum mesh grille and durable materials withstand exposure to elements, maintaining appearance and function over time.
• Value: Combines high-quality materials and engineering with a limited warranty for peace of mind.

What's Included

• 1× Extreme Dimensions Duraflex VRS Rear Diffuser
• High-quality weather-resistant aluminum mesh grille (where applicable)
• Installation instructions

Installation & Compatibility

Installation of the Duraflex VRS Rear Diffuser is generally straightforward for those with basic automotive experience and standard hand tools. The diffuser is designed as a direct bolt-on for the 2015-2021 Subaru WRX, requiring no major modifications. However, professional installation is recommended for optimal fitment and finish, especially to ensure proper alignment with the rear bumper and mesh grille. No tuning is required as this is an exterior aerodynamic accessory.

• Professional Installation: Recommended
• Modifications Required: None
• Verify Compatibility: Confirm fitment for your specific 2015-2021 WRX model and trim level

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