Exterior Components› Body Panels and Components

CT Carbon

CT Design Diffuser

$1,739.00

SKU: CT5851

In Stock
In Stock
Ships by Sep 9
Free Shipping over $200
$100 Minimum Order
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

The CT Carbon CT Design diffuser is an aftermarket exterior enhancement for the Audi RS6 Avant and RS7. This diffuser is designed by CT Carbon's in-house team.
Show original supplier description
Enhance the aggressive styling of your Audi RS6 Avant or RS7 (C8 models, 2019+) with this CT Design Carbon Fibre Diffuser. Constructed from premium dry/pre-preg carbon fibre, this component offers an ultra-lightweight yet durable upgrade for your vehicle's rear end. The matte finish provides a sophisticated and modern aesthetic, complementing the car's performance-oriented design. CT Carbon, a brand specializing in high-end automotive styling, designed this part in-house to ensure a precise fit and unique look. The diffuser comes with a 24-month warranty, reflecting the manufacturer's confidence in its quality and durability. Installation options include booking at CT's fitting facility, finding a local partner, or following provided fitting guides for DIY installation.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandCT Carbon
Part NumberCT5851
CategoryExterior Components

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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

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