• 2016-2018 Audi A6/S6 C7.5 Carbon fiber rear diffuser with LED Light & Quad Tips
  • carbon fiber rear diffuser Pre‑Preg Dry Carbon for C7.5 A6/S6
  • carbon fiber rear diffuser Integrated LED Light Plug‑and‑Play
  • Direct Fit audi a6 carbon fiber rear diffuser for 2016-2018 A6/S6 C7.5
  • carbon fiber rear diffuser Installed on 2017 Audi S6 C7.5
  • Carbon Fiber Quad Exhaust Tips for audi a6 carbon fiber rear diffuser C7.5
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2016-2018 For Audi A6/S6 C7.5 Carbon Fiber Rear Diffuser w/ LED+Quad Tips | Direct Fit

$888.00
$888.00
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⚡️2016-2018 For Audi A6/S6 C7.5 Carbon Fiber Rear Diffuser with Light & Carbon Fiber Quad Exhaust Tips | Direct Fit Upgrade
Transform your 2016-2018 Audi A6/S6 C7.5 with our audi a6 carbon fiber rear diffuser complete kit — the top OEM+ performance upgrade for C7.5 chassis. This full set includes a carbon fiber rear diffuser with integrated LED light and matching carbon fiber quad exhaust tips, engineered for 100% Direct Fit installation. Crafted from real pre‑preg dry carbon fiber, our audi a6 carbon fiber rear diffuser delivers aggressive RS6 styling, improved aerodynamic downforce and plug‑and‑play functionality, making it the best choice for C7.5 A6/S6 owners searching for a premium audi a6 carbon fiber rear diffuser.

Key Features
✅ C7.5 Exclusive Fitment (2016-2018 A6/S6 Only)
Precision 3D laser‑scanned for 2016-2018 Audi A6/S6 C7.5, this audi a6 carbon fiber rear diffuser fits factory mounting points perfectly with zero gaps or modifications. NOT compatible with C7 (2012‑2015) or C8 (2019+) models — a dedicated solution for buyers of audi a6 carbon fiber rear diffuser for C7.5.
✅ 100% Pre‑Preg Dry Carbon Fiber Construction
Our audi a6 carbon fiber rear diffuser and quad exhaust tips use high‑grade 2×2 twill pre‑preg dry carbon fiber with UV‑protected high‑gloss clear coat. Anti‑fade, anti‑scratch and lightweight, it outperforms cheap plastic or fake carbon alternatives.
✅ Integrated LED Light
The audi a6 carbon fiber rear diffuser includes a built‑in LED module (brake + parking light) with factory‑matched plug‑and‑play wiring. No splicing, no extra electrical work, fully compatible with C7.5 factory systems.
✅ Carbon Fiber Quad Exhaust Tips 
Matching carbon fiber quad exhaust tips come complete with the diffuser, creating a full RS6 performance look. Direct clamp‑on installation requires no cutting or welding on your stock exhaust.
✅ Direct Fit No‑Drill Installation 
True Direct Fit design means no drill, no cut, no bumper removal for this audi a6 carbon fiber rear diffuser. Install in 30‑40 minutes, preserving your factory warranty and paint.

Why Choose Our A6/S6 C7.5 carbon fiber rear diffuser? 
When shopping for a premium carbon fiber rear diffuser for your 2016-2018 A6/S6 C7.5, fit precision, authentic carbon quality and easy installation are non‑negotiable — our complete kit is your best choice. It offers C7.5‑exclusive Direct Fit engineered via 3D OEM scanning, 100% pre‑preg dry carbon fiber (no cheap imitations), plug‑and‑play LED lighting and direct clamp‑on quad exhaust tips. 
🔧 16-Year Specialization: 132,387+ bumpers installed since 2010.
🚚 Next-Day US Delivery: 90% of orders ship from our West Coast warehouse within 24 hours. Free shipping & no sales tax(Continental US only).
🛡️ Zero-risk purchase:
14-day return: return label is provided for easy exchange.
Price match guarantee: Found a cheaper one? We will match the price and provide an additional 5% discount.

This Part Fits the Following Vehicles

Make Gen Year Model
AUDI C7.5 2016-2018 A6 Non S-Line
AUDI C7.5 2016-2018 A6 S-Line
AUDI C7.5 2016-2018 S6
Note: This diffuser does NOT fit real RS6s.

Other attributes

Condition New
Material Carbon Fiber & Stainless Steel
Product Type Rear Diffuser Kit for Audi A6/S6 C7.5
Installation Direct Fit (No Modifications Required)
Items Included Other mounting hardware
Single package size 160*20*50 cm
Single gross weight 6.000 kg

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  • Shipping & Delivery
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  • FAQ

US + CA/UK/FR/DE/IT/ES orders

Delivery range: 48 states (excluding Alaska, Hawaii, Puerto Rico, military addresses, etc.) and Canada, etc.

Delivery method: FedEx/UPS/DHL free delivery, no PO boxes.

Time limit: depends on the region.

Free shipping within the continental US !

**Free air shipping from our U.S. warehouse to UK, France, Italy, Germany, Spain & Canada — duties included!**

International orders

Cost: Shipping + tariffs are calculated separately, please contact customer service for confirmation（The transportation time is subject to the shipping standards of the Chinese warehouse）.

Logistics: FedEx/UPS/POST/DHL, etc.

Standard products

Shipment from US warehouse: shipped on the second working day after order confirmation, and delivered in 2-5 working days（Delivery within CA/UK/FR/DE/IT/ES: 5-7 business days).

Shipment from China warehouse: shipped 2-5 working days after order confirmation, and expected to be delivered in 7-10 working days.

International orders: The time limit refers to the China warehouse standard, and the specific details need to be confirmed with customer service.

Special products

Large items (such as rims): only support sea transportation, and the transportation cycle is about 25-45 days.

Customized carbon fiber products:

Production cycle: need to be confirmed after purchase.

Transportation method: choose air transportation (total cycle 10-15 days) or sea transportation (total cycle 25-35 days) according to size.

Cancellation Policy

  • Orders can be canceled free of charge within 24 hours of placement. Refunds will be processed to the original payment method within 3-5 business days.

 

Return Policy

Timeframe

  • 14-Day Returns: Returns are accepted within 14 days of delivery. No returns/exchanges permitted after this period.
  • Customized Products: Non-returnable.

Eligibility

  • Items must be unused, undamaged, and in their original packaging with all accessories.
  • A valid proof of purchase (receipt/order confirmation) is required.
  • Returns must use the official return label provided by us.

Process

  1. Contact customer service at support@elitegermanparts.com to request a return label.
  2. Sign the inspection form upon return delivery.
  3. Report damages within 24 hours of signing. After this period, the product is assumed to be in good condition.

Cost Responsibilities

  • Customers cover round-trip shipping costs for non-defective returns.
  • Non-U.S. Customers: Must pay international shipping fees to return items to China (may be expensive).

Q1: Why do the products displayed in the store not include complete accessories?
A: The products displayed in our store do not include complete accessories. When you purchase the product, we will give you the required accessories. The accessories may be mailed with the product in 1 or 2 packages. We will provide you with the corresponding package tracking number so that you can check the logistics information in real time.

Q2: The package received is damaged, but it does not affect the installation and appearance. What should I do?
A: If the package is damaged but does not affect the installation and appearance of the product, in order to reduce your after-sales time, we will apply for part of the compensation for you. You do not need to send back the damaged package, just keep the package and the product. We will have a dedicated after-sales staff to communicate with you about compensation matters to ensure that your rights and interests are protected.


Q3: What should I do if the package is damaged and affects the installation of the product?
A: If the package is damaged and affects the installation of the product, you can rest assured that we will re-mail you a new product free of charge. Please provide photos of the damage within 24 hours after receiving the package. The photos must include the outer packaging of the package with the tracking number so that we can accurately verify the situation. We will assist you in applying for compensation from the courier and handle related matters for you throughout the process. You only need to wait patiently for the delivery of the new package.


Q4: Is the product guaranteed to be compatible?
A: All products have passed market verification and we guarantee the adaptability of the products. During the design and production process, we have undergone rigorous testing and verification of actual scenarios.


Q5: What should I do if there is incompatibility during installation?
A: If there is incompatibility during the installation process, please contact our customer service team in time. We have rich installation experience and will provide you with detailed solutions and technical support based on the specific problems you encounter to help you solve the problems in the installation process and enable the product to be installed and used smoothly.


If you have other questions or questions during the shopping process, please feel free to contact us by email at support@elitegermanparts.com, we will serve you wholeheartedly!