Rax Performance

2020-2022 B9.5 Audi A4 S-line/S4 Carbon Fiber Rear Diffuser

SKU: AUDI A4 (21)


Aero products are shipped the same day and typically arrive within 2 to 3 business days for domestic deliveries. However, shipping times and costs may differ based on the product. For further details, please refer to our Terms and Conditions and other relevant policies.

Rax Carbon Products employs a blend of unidirectional, 1x1, and 2x2 carbon fiber weaves to attain an optimal balance of lightweight design and superior strength. Our aerodynamic parts utilize vacuum-formed technology to remove excess resin, thereby reducing weight without compromising on structural integrity. This meticulous
manufacturing process ensures a high degree of precision in fit and finish, assuring you of components that seamlessly align with factory specifications for shut lines and contours.

It is imperative that all products be professionally installed. We strongly advise against personal attempts at installation. Each product comes equipped with pre-drilled holes and a comprehensive installation kit, including elements such as bolts, screws, and high-strength double-sided tape. Despite these provisions, professional installation remains our recommendation for optimal product performance. Tofacilitate this, Rax Performance has partnered with over 170 professional installers throughout Canada. Reach out to us today and we will help you connect with an installation expert.

Product Description

Transform your Audi A4/S4 into a fierce, head-turning machine with the Rax Performance Style Rear Diffuser. Designed to enhance the aggressive style of these models, this diffuser is the perfect addition for any Audi enthusiast looking to unlock the full potential of their vehicle.

Crafted from high-quality pure carbon material, this rear diffuser is protected with three clear coat finish for long-term durability. You can rest assured that your investment in this product will last for years to come.

Installation couldn't be easier with pre-drilled holes and a complete installation kit included, including bolts, screws, and double-sided strong tape. However, for best results, we recommend professional installation. That's why Rax Performance has made more than 170 installation partners across Canada to ensure you get the best installation at the best price.

Please note that the Rax Performance Style Rear Diffuser is only compatible with 2020, 2021, and 2022 Audi A4 S-line and S4 Sedan models. It is not compatible with A4 Standard and RS4 models.

Upgrade your Audi A4/S4 with the Rax Performance Style Rear Diffuser today and make it stand out from the crowd. Don't settle for ordinary when you can have extraordinary. Contact us now to learn more and get connected with a professional installer in your area.

Customer Reviews

Based on 1 review
jacob yap
audi s4 diffuser is amazing!

customer service is great, product is beautiful and exactly as advertised. would be a returning customer for other products for sure