Are you the enthusiast seeking a refined aesthetic and aerodynamic design? If yes, let's do the ultimate upgrade to your Audi B9 S4 / A4 Sline.

This carbon fiber rear diffuser will captivate a dynamic look on your Audi S4 A4 Sline B9 (Typ 8W) Sedan . Our carbon rear diffuser is made with the best material to withhold against road debris and sun damage as best as possible. This diffuser features a 3K twill weave that will nicely match any other carbon fiber parts you have on your car from Ahacarbon. And it's coated with a UV protectant clear coat to retain its look from the moment you get it and prevent it from fading! This carbon fibre BMW rear diffuser showcases a gloss carbon finish that captivates a modern aesthetic on your Audi for a signature appearance on every occasion.

This carbon fiber rear diffuser for Audi S4 / A4 Sline B9 is backed by our fitment and quality guarantee to ensure that this product is going to fit well and hold its quality. Every A4/S4 diffuser is quality checked before it leaves our facility to ensure you get a product free of defects. The diffuser is a direct replacement for the factory plastic diffuser, installation is an easy bolt-on application process, however, professional installation is recommended.

Choose Ahacarbon carbon fiber bumper diffuser for your Audi S4 / A4 Sline B9 carbon fiber needs and receive a product you can be proud to install on your vehicle.

Fitment:

• Model: for Audi S4 A4 B9 Sline Typ 8W Sedan
• Year: 2017 2018 2019
• Note: Not for Audi A4 B9 Base Models

Important Notices:

Pls check the above fitment information or send us car pictures to verify before order, thanks a lot!
If your car has a rear sensor door, please order it prudently, the function of sensor may be blocked after the product is installed.

Features:

• Material: Quality 3X3 weave carbon fiber
• Functions: Light and durable, create a new iconic look, enhancing the aerodynamic performance of the car
• Processing: 3D design, CNC moulding, test installation on real car, fitment guaranteed
• Surface finish: Double layered UV-Protected clear coating, shining and smooth surface
• Packing: Multilayer protected export carton, shockproof and crashproof
• Installation: Replacement style, use factory screws. Recommend professional installation

You are purchasing this item from a FACTORY based Company. When comparing prices with other International Vendors please keep in mind that our price includes ALL Shipping Costs, Insurance, Customs Fees and Import Fees/ Taxes/ International Tariffs. We do our best to competitively price our products and offer the Quality Guarantee on the items we offer.