Skip to content
Free air freshener & stickers with all orders over £100 🙌🏻
Free air freshener & stickers with all orders over £100 🙌🏻
  Awaiting stock. Order today for dispatch in 16 working days.

ECS Tuning Carbon Fibre Rear Diffuser - A4/S4 B8.5

Sold out

Upgrade your exterior styling with the ECS Tuning Carbon Fiber Rear Diffuser. This diffuser was engineered and designed in-house to add a more aggressive appearance to the rear of your vehicle that matches with the factory appeal of the Facelift B8 A4 & S4. The diffuser is crafted of high quality hand laid carbon fiber to achieve it's world class appearance and durability and provides an aggressive and sporty style that's sure to set your vehicle apart from the rest.

Installs with no drilling, cutting, or modification of any kind required. Simply remove your currently installed valance and install the diffuser using the factory mounting locations and hardware.  

To compliment the look of your new diffuser, check out the ECS Carbon Fiber Trunk Spoiler and Side Blades, only available from ECS Tuning.

Useful Information

  • We deliver to every country in the world, if shipping rates are not available at checkout please contact us.
  • Some item(s) are not actively held in stock and usually sell out quickly, please contact sales to perform a stock check if you are unsure.
  • Full tracking is available for all orders, you will receive tracking and dispatch updates via email.
  • It can take up-to 16 working days for out of stock orders to be dispatched.
For more shipping & delivery information, please click here.
We offer fitting on most of our products at our facility in Warrington, Cheshire. Please contact us to get a quote on have us fit your products.
Ultimate Customs Group LTD do not accept any liability if damage is caused to your car by the installation of this product.

Professional installation is recommended on all of our products. Please contact us to see if we offer a fitting service for the item(s) you wish to purchase.