2017-2019 Audi A5/S5 — KB Style Rear Diffuser
Upgrade the rear of your 2017-2019 Audi A5 / S5 with this KB Rear Diffuser. Crafted from high-quality ABS plastic and primer-ready, this aggressive rear diffuser adds a motorsport-inspired look and enhances the rear fascia with a sporty, structured finish.
What's Included:
- KB Style Rear Diffuser (primer-ready or carbon hydrodip)
- Mounting hardware & hardware kit
Key Features:
- Material: High-quality ABS plastic — primer-ready, paint to match or custom finish
- Designed for 2017-2019 Audi A5 / S5 using factory mounting points; may require fitment and trimming adjustments based on vehicle trim options — professional installation recommended
- Bolt-on installation — no cutting of the factory bumper required for standard fitment
Fitment: 2017-2019 Audi A5 / S5 — B9. Coupe and Sportback body styles. Fits A5 and S5 models — not compatible with RS5.
The Carbon Fiber variant features a premium hydrographic carbon fiber finish (hydrodipped), pre-applied over ABS plastic — no painting required.
Production & Lead Time: These rear diffusers are custom-manufactured to order. Please allow 1–2 weeks for production before your order ships. Orders cannot be modified or cancelled once production has begun.
Original: $301.99
-65%$301.99
$105.70Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Upgrade the rear of your 2017-2019 Audi A5 / S5 with this KB Rear Diffuser. Crafted from high-quality ABS plastic and primer-ready, this aggressive rear diffuser adds a motorsport-inspired look and enhances the rear fascia with a sporty, structured finish.
What's Included:
- KB Style Rear Diffuser (primer-ready or carbon hydrodip)
- Mounting hardware & hardware kit
Key Features:
- Material: High-quality ABS plastic — primer-ready, paint to match or custom finish
- Designed for 2017-2019 Audi A5 / S5 using factory mounting points; may require fitment and trimming adjustments based on vehicle trim options — professional installation recommended
- Bolt-on installation — no cutting of the factory bumper required for standard fitment
Fitment: 2017-2019 Audi A5 / S5 — B9. Coupe and Sportback body styles. Fits A5 and S5 models — not compatible with RS5.
The Carbon Fiber variant features a premium hydrographic carbon fiber finish (hydrodipped), pre-applied over ABS plastic — no painting required.
Production & Lead Time: These rear diffusers are custom-manufactured to order. Please allow 1–2 weeks for production before your order ships. Orders cannot be modified or cancelled once production has begun.
