2017–2019 Audi A5 / S5 B9 Dry Carbon Fiber Rear Diffuser

Give your Audi A5 or S5 B9 (Pre-Facelift) a more aggressive and performance-focused rear-end look with this premium Dry Carbon Fiber Rear Diffuser. Designed for perfect OEM-plus fitment, this diffuser adds sharper lines, deeper fins, and a bold motorsport-inspired presence to the original B9 design.

Features

• Premium Dry Carbon Fiber Construction
  Ultra-lightweight, high-strength dry carbon engineered for long-term rigidity and durability.

• Gloss Dry Carbon Finish
  UV-resistant, high-gloss coating that delivers a deep, premium carbon appearance.

• Aggressive Aero Styling
  Sculpted fins and extended contours sharpen the rear profile and increase visual width.

• OEM-Level Fitment
  Precision-molded to integrate seamlessly with all A5/S5 B9 pre-facelift rear bumpers.

• Lightweight & Durable
  Enhances the rear-end aesthetic without unnecessary weight.

Fitment

• Audi A5 B9 (Pre-Facelift) — 2017–2019

• Audi S5 B9 (Pre-Facelift) — 2018–2019

Compatible with all OEM pre-facelift (B9) rear bumper configurations.

Notes & Disclaimer

• Professional installation recommended.

• Aftermarket styling component — non-refundable once ordered.