Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
This website is encrypted. We take your security very seriously. All transactions powered by Shopify.
Rates are approximations. Exact rates will be provided at checkout.
Fitting price will be sent to you after purchase if selected.
Transform your Audi A4 B9 S Line or S4 with this carbon fibre rear diffuser, delivering an OEM+ appearance with aggressive styling. Built for durability and visual impact, it maintains a showroom-quality finish that lasts.
| Material | Carbon fibre |
|---|---|
| Finish | Pre-preg |
| Style | OEM+ |
| Fitment Type | Bolt-on |
Will this diffuser fit my A4 B9?
Yes, this diffuser is designed for 2019–2022 Audi A4 B9 S Line and S4 models in saloon configuration only. It does not fit non-S Line variants.
What material is the diffuser made from?
It is constructed from pre-preg carbon fibre, offering excellent durability, lightweight properties, and a premium finish.
Is professional installation required?
Whilst the diffuser uses bolt-on fitment, professional fitting is recommended to ensure correct alignment and secure installation. Contact Project Styling for fitting options.
Will the finish last long?
Yes. The high-quality pre-preg carbon fibre finish is engineered to resist fading and weathering, maintaining a showroom appearance for years.
Adding product to your cart
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
This website is encrypted. We take your security very seriously. All transactions powered by Shopify.
Rates are approximations. Exact rates will be provided at checkout.
We offer fitting services at our unit in Leigh-On-Sea, Essex.
If you would like to book, please choose fitting on the product you are looking at purchasing.
Otherwise, please give us a call on 07540 331557 or email us at sales@projectstyling.co.uk
You might want to take a closer look.
