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2016-2018 For Audi A6/S6 C7.5 S-Linearbon Fiber Diffuser + Tailpipe | Fast Ship
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2016-2018 For Audi A6/S6 C7.5 S-Linearbon Fiber Diffuser + Tailpipe | Fast Ship
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$599.99
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$599.99
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$789.99
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⚡️2016-2018 For Audi A6/S6 C7.5 S-Line Carbon Fiber Rear Diffuser | with Tailpipe | Fast Shipping | Aerodynamic Upgrade
Transform your 2016-2018 Audi A6/S6 C7.5 S-Line with the 2016-2018 Audi A6/S6 C7.5 S-Line Carbon Fiber Rear Diffuser — the ultimate combination of premium styling, aerodynamic upgrade, and hassle-free functionality. Engineered exclusively for the C7.5 S-Line chassis, this diffuser features 100% real carbon fiber construction, an integrated stainless steel tailpipe, and a design optimized for aerodynamic performance. With fast global shipping, it’s the top choice for C7.5 S-Line owners wanting to elevate their ride’s rear-end appeal while enhancing high-speed stability.
Key Features
✅ C7.5 S-Line Exclusive Fit for 2016-2018 A6/S6 Models
Precision-crafted for the 2016-2018 C7.5 S-Line platform (distinguished from non-S-Line C7.5 and pre-2016 C7), this carbon fiber rear diffuser is 100% compatible with all Audi A6/S6 C7.5 S-Line trims (Sedan/Avant). Using 3D laser scanning of OEM C7.5 S-Line rear bumper data, it aligns flawlessly with factory contours and mounting points — no gaps, no trimming, no forced modifications.
✅ 100% Real Carbon Fiber + Integrated Tailpipe (Complete Kit)
Crafted from high-grade twill weave carbon fiber (hand-laid for strength-to-weight ratio), the diffuser is paired with a polished stainless steel tailpipe for a fully integrated look. Unlike basic diffusers, this c7.5 s-line carbon fiber diffuser with tailpipe requires no separate purchases — the tailpipe aligns seamlessly with the diffuser’s exhaust cutouts, delivering a factory-finished appearance. The carbon fiber surface features a UV-stabilized gloss clear coat to resist fading and oxidation, preserving premium for years.
✅ Aerodynamic Upgrade (Performance & Style)
Engineered for functional aerodynamics: the diffuser’s streamlined design reduces airflow turbulence at the rear, improving downforce and high-speed stability — a true aerodynamic upgrade for daily driving and spirited runs. It’s not just a visual upgrade — it’s a performance-focused enhancement for discerning owners.
✅ Direct Bolt-On Installation (No Modifications!)
Designed for plug-and-play convenience: uses factory mounting holes and hardware, requiring no drilling, cutting, or welding. Installation takes 1-2 hours for professionals or experienced DIYers (standard tools only), preserving vehicle integrity. The a6 c7.5 s-line carbon fiber rear diffuser fits like OEM, ensuring a seamless upgrade without permanent changes — ideal for leaseholders and enthusiasts alike.
✅ Fast Shipping (Global & Secure)
Benefit from fast shipping with 48-hour order processing and 3-7 days delivery to most regions worldwide. Tracked and insured shipping ensures your carbon fiber diffuser and tailpipe arrive safely, with shock-absorbent packaging to protect the premium components. No customs delays or hidden fees — get your aerodynamic upgrade installed in no time.
Why Choose Our Carbon Fiber Rear Diffuser with Tailpipe?
When upgrading your 2016-2018 Audi A6/S6 C7.5 S-Line, authenticity, fitment precision, performance, and convenience are non-negotiable — our carbon fiber rear diffuser stands out as the top choice for discerning enthusiasts because it is crafted from 100% real twill weave carbon fiber (not imitation plastic or vinyl wraps) for genuine premium quality and durability, is engineered exclusively for the C7.5 S-Line chassis via 3D laser scanning of OEM components to ensure gap-free fitment that outperforms universal alternatives, integrates a functional aerodynamic upgrade that enhances downforce and stability while delivering head-turning motorsport styling, comes as a complete kit with a matching stainless steel tailpipe to eliminate the hassle of sourcing separate parts, offers direct bolt-on installation with no modifications to preserve vehicle integrity, and is backed by fast global shipping, and real-vehicle testing on actual C7.5 S-Line models to guarantee compatibility with factory systems and seamless performance.
🔧 15-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
Other attributes
| Condition | New |
| Material | Carbon Fiber & Stainless Steel |
| Product Type | Rear Diffuser Kit for Audi A6/S6 C7.5 S-Line |
| Installation | Direct Fit (No Modifications Required) |
| Items Included | Other mounting hardware |
| Single package size | 168*20*48 cm |
| Single gross weight | 6.000 kg |
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Vendor:
EliteGermanParts
- Tags: A6/s6 c7.5 (2016-2018), Audi a6/s6/rs6, Rear diffuser

- Shipping & Delivery
- Refund & Return
- FAQ
US orders
Delivery range: 48 states (excluding Alaska, Hawaii, Puerto Rico, military addresses, etc.).
Delivery method: FedEx/UPS/POST/DHL free delivery, no PO boxes.
Time limit: depends on the region.
Free shipping within the continental US!
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.
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 bumpers): 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
- Contact customer service at support@elitegermanparts.com to request a return label.
- Sign the inspection form upon return delivery.
- 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!
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